Tournaments › Ryuo-sen › FY1990
3rd term Ryuo-sen (FY1990)
Title match
| Players | W | Game 1 10/19 | Game 2 10/31 | Game 3 11/8 | Game 4 11/15 | Game 5 11/26 |
|---|---|---|---|---|---|---|
| Koji TanigawaOi・Oza / age 28 | 4 | ○S | ○G | ○S | ●G | ○S |
| Yoshiharu HabuRyuo / age 20 | 1 | ●G | ●S | ●G | ○S | ●G |
Challenger final (match format)
| Date | Stage / round | Winner | Loser |
|---|---|---|---|
| Sep 6, 1990 | Game 1 | Koji TanigawaOi / age 28 ○ | Kazuo Ishida8-dan / age 43 ● |
| Sep 18, 1990 | Game 2 | Koji TanigawaOi / age 28 ○ | Kazuo Ishida8-dan / age 43 ● |
Final tournament
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Final
Koji TanigawaOi / age 28○
Kazuo Ishida8-dan / age 43●
Sep 18, 1990 2-0Semifinal
Koji TanigawaOi / age 28○
Teruichi Aono8-dan / age 37●
Aug 20, 1990Round 3
Koji TanigawaOi / age 28Group 1 qualifier○
Kenji Waki6-dan / age 29Group 22nd●
Aug 3, 1990Round 3
Teruichi Aono8-dan / age 37○
Yasumitsu Satoh5-dan / age 20●
Aug 7, 1990Round 2
Yasumitsu Satoh5-dan / age 20Group 4Winner○
Keiji Nishikawa6-dan / age 28Group 32nd●
Jul 30, 1990Seed
Teruichi Aono8-dan / age 37Group 1Winner
Semifinal
Kazuo Ishida8-dan / age 43○
Bungo Fukusaki8-dan / age 30●
Aug 24, 1990Round 3
Bungo Fukusaki8-dan / age 30○
Yasuaki Tsukada8-dan / age 25Group 2Winner●
Aug 3, 1990Round 3
Kazuo Ishida8-dan / age 43○
Makoto NakaharaMeijin・Oza / age 42●
Aug 10, 1990Round 2
Kazuo Ishida8-dan / age 43○
Kozo Arimori5-dan / age 27●
Aug 3, 1990Round 1
Kozo Arimori5-dan / age 27Group 5Winner○
Naruyuki Hatakeyama4-dan / age 21Group 6Winner●
Jul 23, 1990Seed
Kazuo Ishida8-dan / age 43Group 3Winner
Seed
Makoto NakaharaMeijin・Oza / age 42Group 12th
Best 32
- Kozo Arimori5-dan / age 27 ○ Naruyuki Hatakeyama4-dan / age 21 ● Jul 23, 1990
Best 16
- Yasumitsu Satoh5-dan / age 20 ○ Keiji Nishikawa6-dan / age 28 ● Jul 30, 1990
- Kazuo Ishida8-dan / age 43 ○ Kozo Arimori5-dan / age 27 ● Aug 3, 1990
Quarterfinal
- Koji TanigawaOi / age 28 ○ Kenji Waki6-dan / age 29 ● Aug 3, 1990
- Bungo Fukusaki8-dan / age 30 ○ Yasuaki Tsukada8-dan / age 25 ● Aug 3, 1990
- Teruichi Aono8-dan / age 37 ○ Yasumitsu Satoh5-dan / age 20 ● Aug 7, 1990
- Kazuo Ishida8-dan / age 43 ○ Makoto NakaharaMeijin・Oza / age 42 ● Aug 10, 1990
Semifinal
- Koji TanigawaOi / age 28 ○ Teruichi Aono8-dan / age 37 ● Aug 20, 1990
- Kazuo Ishida8-dan / age 43 ○ Bungo Fukusaki8-dan / age 30 ● Aug 24, 1990
Final
- Koji TanigawaOi / age 28 ○ Kazuo Ishida8-dan / age 43 ● Sep 18, 1990 2-0
View all games (9 games)
| Date | Stage / round | Winner | Loser |
|---|---|---|---|
| Jul 23, 1990 | Main Round 1 | Kozo Arimori5-dan / age 27 ○ | Naruyuki Hatakeyama4-dan / age 21 ● |
| Jul 30, 1990 | Main Round 2 | Yasumitsu Satoh5-dan / age 20 ○ | Keiji Nishikawa6-dan / age 28 ● |
| Aug 3, 1990 | Main Round 2 | Kazuo Ishida8-dan / age 43 ○ | Kozo Arimori5-dan / age 27 ● |
| Aug 3, 1990 | Main Round 3 | Koji TanigawaOi / age 28 ○ | Kenji Waki6-dan / age 29 ● |
| Aug 3, 1990 | Main Round 3 | Bungo Fukusaki8-dan / age 30 ○ | Yasuaki Tsukada8-dan / age 25 ● |
| Aug 7, 1990 | Main Round 3 | Teruichi Aono8-dan / age 37 ○ | Yasumitsu Satoh5-dan / age 20 ● |
| Aug 10, 1990 | Main Round 3 | Kazuo Ishida8-dan / age 43 ○ | Makoto NakaharaMeijin・Oza / age 42 ● |
| Aug 20, 1990 | Main Semifinal | Koji TanigawaOi / age 28 ○ | Teruichi Aono8-dan / age 37 ● |
| Aug 24, 1990 | Main Semifinal | Kazuo Ishida8-dan / age 43 ○ | Bungo Fukusaki8-dan / age 30 ● |
Group 1 Qualifier
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Final
Bungo Fukusaki8-dan / age 30○
Kunio YonenagaOsho / age 47●
Jul 2, 1990Semifinal
Bungo Fukusaki8-dan / age 30○
Hidemitsu Moriyasu9-dan / age 40●
Jun 22, 1990Round 2
Bungo Fukusaki8-dan / age 30○
Hifumi Katoh9-dan / age 50●
May 18, 1990Round 1
Bungo Fukusaki8-dan / age 30○
Kunio Naitou9-dan / age 50●
Apr 6, 1990Seed
Hifumi Katoh9-dan / age 50
Round 2
Hidemitsu Moriyasu9-dan / age 40○
Osamu Katsuura9-dan / age 44●
May 24, 1990Round 1
Hidemitsu Moriyasu9-dan / age 40○
Keiji Mori9-dan / age 44●
Apr 21, 1990Seed
Osamu Katsuura9-dan / age 44
Seed
Kunio YonenagaOsho / age 47
Final
Koji TanigawaOi / age 28○
Yoshikazu MinamiKio / age 27●
Jul 5, 1990Semifinal
Yoshikazu MinamiKio / age 27○
Torahiko Tanaka8-dan / age 33●
Jun 21, 1990Round 2
Yoshikazu MinamiKio / age 26○
Michio Takahashi9-dan / age 30●
May 11, 1990Round 2
Torahiko Tanaka8-dan / age 33○
Michio Ariyoshi9-dan / age 54●
Jun 7, 1990Round 1
Torahiko Tanaka8-dan / age 32○
Tatsuya Futakami9-dan / age 58●
Apr 1, 1990Round 1
Michio Ariyoshi9-dan / age 54○
Akira Shima7-dan / age 27●
May 21, 1990Seed
Koji TanigawaOi / age 28
Bracket 1
Best 16
- Bungo Fukusaki8-dan / age 30 ○ Kunio Naitou9-dan / age 50 ● Apr 6, 1990
- Hidemitsu Moriyasu9-dan / age 40 ○ Keiji Mori9-dan / age 44 ● Apr 21, 1990
Quarterfinal
- Bungo Fukusaki8-dan / age 30 ○ Hifumi Katoh9-dan / age 50 ● May 18, 1990
- Hidemitsu Moriyasu9-dan / age 40 ○ Osamu Katsuura9-dan / age 44 ● May 24, 1990
Semifinal
- Bungo Fukusaki8-dan / age 30 ○ Hidemitsu Moriyasu9-dan / age 40 ● Jun 22, 1990
Final
- Bungo Fukusaki8-dan / age 30 ○ Kunio YonenagaOsho / age 47 ● Jul 2, 1990
Bracket 2
Best 16
- Torahiko Tanaka8-dan / age 32 ○ Tatsuya Futakami9-dan / age 58 ● Apr 1, 1990
- Michio Ariyoshi9-dan / age 54 ○ Akira Shima7-dan / age 27 ● May 21, 1990
Quarterfinal
- Yoshikazu MinamiKio / age 26 ○ Michio Takahashi9-dan / age 30 ● May 11, 1990
- Torahiko Tanaka8-dan / age 33 ○ Michio Ariyoshi9-dan / age 54 ● Jun 7, 1990
Semifinal
- Yoshikazu MinamiKio / age 27 ○ Torahiko Tanaka8-dan / age 33 ● Jun 21, 1990
Final
- Koji TanigawaOi / age 28 ○ Yoshikazu MinamiKio / age 27 ● Jul 5, 1990
View all games (12 games)
| Date | Stage / round | Winner | Loser |
|---|---|---|---|
| Apr 1, 1990 | Group 1Qualifier Round 1 | Torahiko Tanaka8-dan / age 32 ○ | Tatsuya Futakami9-dan / age 58 ● |
| Apr 6, 1990 | Group 1Qualifier Round 1 | Bungo Fukusaki8-dan / age 30 ○ | Kunio Naitou9-dan / age 50 ● |
| Apr 21, 1990 | Group 1Qualifier Round 1 | Hidemitsu Moriyasu9-dan / age 40 ○ | Keiji Mori9-dan / age 44 ● |
| May 11, 1990 | Group 1Qualifier Round 2 | Yoshikazu MinamiKio / age 26 ○ | Michio Takahashi9-dan / age 30 ● |
| May 18, 1990 | Group 1Qualifier Round 2 | Bungo Fukusaki8-dan / age 30 ○ | Hifumi Katoh9-dan / age 50 ● |
| May 21, 1990 | Group 1Qualifier Round 1 | Michio Ariyoshi9-dan / age 54 ○ | Akira Shima7-dan / age 27 ● |
| May 24, 1990 | Group 1Qualifier Round 2 | Hidemitsu Moriyasu9-dan / age 40 ○ | Osamu Katsuura9-dan / age 44 ● |
| Jun 7, 1990 | Group 1Qualifier Round 2 | Torahiko Tanaka8-dan / age 33 ○ | Michio Ariyoshi9-dan / age 54 ● |
| Jun 21, 1990 | Group 1Qualifier Semifinal | Yoshikazu MinamiKio / age 27 ○ | Torahiko Tanaka8-dan / age 33 ● |
| Jun 22, 1990 | Group 1Qualifier Semifinal | Bungo Fukusaki8-dan / age 30 ○ | Hidemitsu Moriyasu9-dan / age 40 ● |
| Jul 2, 1990 | Group 1Qualifier Final | Bungo Fukusaki8-dan / age 30 ○ | Kunio YonenagaOsho / age 47 ● |
| Jul 5, 1990 | Group 1Qualifier Final | Koji TanigawaOi / age 28 ○ | Yoshikazu MinamiKio / age 27 ● |
Group 1 Ranking
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Final
Teruichi Aono8-dan / age 37○
Makoto Nakahara3 titles / age 42●
Jul 11, 1990Semifinal
Makoto NakaharaOza・Kisei / age 42○
Kunio YonenagaOsho / age 46●
May 17, 1990Round 2
Kunio YonenagaOsho / age 46○
Osamu Katsuura9-dan / age 43●
Apr 6, 1990Round 1
Osamu Katsuura9-dan / age 43○
Kunio Naitou9-dan / age 50●
Dec 20, 1989Round 1
Kunio Yonenaga9-dan / age 46○
Bungo Fukusaki7-dan / age 30●
Mar 1, 1990Round 2
Makoto NakaharaOza・Kisei / age 42○
Akira Shima7-dan / age 27●
Apr 20, 1990Round 1
Makoto NakaharaOza・Kisei / age 42○
Keiji Mori9-dan / age 43●
Feb 9, 1990Round 1
Akira Shima7-dan / age 27○
Hidemitsu Moriyasu9-dan / age 40●
Mar 23, 1990Semifinal
Teruichi Aono8-dan / age 37○
Koji TanigawaOi / age 28●
Jun 15, 1990Round 2
Teruichi Aono8-dan / age 37○
Michio Takahashi9-dan / age 29●
Apr 6, 1990Round 1
Michio Takahashi8-dan / age 29○
Tatsuya Futakami9-dan / age 58●
Jan 17, 1990Round 1
Teruichi Aono8-dan / age 37○
Michio Ariyoshi9-dan / age 54●
Mar 1, 1990Teruichi Aono8-dan / age 36○
Torahiko Tanaka8-dan / age 32●
Dec 4, 1989Seed
Michio Ariyoshi9-dan / age 54
Round 2
Koji TanigawaMeijin・Oi / age 28○
Hifumi Katoh9-dan / age 50●
Apr 9, 1990Round 1
Hifumi Katoh9-dan / age 49○
Yoshikazu MinamiKio・Osho / age 26●
Dec 14, 1989Round 1
Koji TanigawaMeijin・Oi / age 27○
Yasuharu Ooyama9-dan / age 66●
Feb 6, 1990Best 32
- Teruichi Aono8-dan / age 36 ○ Torahiko Tanaka8-dan / age 32 ● Dec 4, 1989
Best 16
- Hifumi Katoh9-dan / age 49 ○ Yoshikazu MinamiKio・Osho / age 26 ● Dec 14, 1989
- Osamu Katsuura9-dan / age 43 ○ Kunio Naitou9-dan / age 50 ● Dec 20, 1989
- Michio Takahashi8-dan / age 29 ○ Tatsuya Futakami9-dan / age 58 ● Jan 17, 1990
- Koji TanigawaMeijin・Oi / age 27 ○ Yasuharu Ooyama9-dan / age 66 ● Feb 6, 1990
- Makoto NakaharaOza・Kisei / age 42 ○ Keiji Mori9-dan / age 43 ● Feb 9, 1990
- Teruichi Aono8-dan / age 37 ○ Michio Ariyoshi9-dan / age 54 ● Mar 1, 1990
- Kunio Yonenaga9-dan / age 46 ○ Bungo Fukusaki7-dan / age 30 ● Mar 1, 1990
- Akira Shima7-dan / age 27 ○ Hidemitsu Moriyasu9-dan / age 40 ● Mar 23, 1990
Quarterfinal
- Teruichi Aono8-dan / age 37 ○ Michio Takahashi9-dan / age 29 ● Apr 6, 1990
- Kunio YonenagaOsho / age 46 ○ Osamu Katsuura9-dan / age 43 ● Apr 6, 1990
- Koji TanigawaMeijin・Oi / age 28 ○ Hifumi Katoh9-dan / age 50 ● Apr 9, 1990
- Makoto NakaharaOza・Kisei / age 42 ○ Akira Shima7-dan / age 27 ● Apr 20, 1990
Semifinal
- Makoto NakaharaOza・Kisei / age 42 ○ Kunio YonenagaOsho / age 46 ● May 17, 1990
- Teruichi Aono8-dan / age 37 ○ Koji TanigawaOi / age 28 ● Jun 15, 1990
Final
- Teruichi Aono8-dan / age 37 ○ Makoto Nakahara3 titles / age 42 ● Jul 11, 1990
| Date | Stage / round | Winner | Loser |
|---|---|---|---|
| Apr 28, 1990 | Group 1 Ranking Round 1 | Yoshikazu MinamiKio / age 26 ○ | Yasuharu Ooyama9-dan / age 67 ● |
Group 2 Ranking
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Final
Yasuaki Tsukada8-dan / age 25○
Kenji Waki6-dan / age 29●
Jun 22, 1990Semifinal
Kenji Waki6-dan / age 29○
Kiyozumi Kiriyama9-dan / age 42●
May 7, 1990Round 2
Kenji Waki6-dan / age 29○
Kouichi Kodama6-dan / age 38●
Feb 19, 1990Round 1
Kouichi Kodama6-dan / age 38○
Yuji Maeda7-dan / age 35●
Dec 11, 1989Round 1
Kenji Waki6-dan / age 29○
Kaishu Tanaka8-dan / age 42●
Dec 14, 1989Round 2
Kiyozumi Kiriyama9-dan / age 42○
Osamu Nakamura7-dan / age 27●
Mar 19, 1990Round 1
Osamu Nakamura7-dan / age 27○
Kazuo Manabe8-dan / age 37●
Dec 4, 1989Round 1
Kiyozumi Kiriyama9-dan / age 42○
Yoshimasa Saeki8-dan / age 53●
Dec 13, 1989Semifinal
Yasuaki Tsukada8-dan / age 25○
Kazuyoshi Nishimura8-dan / age 48●
May 21, 1990Round 2
Kazuyoshi Nishimura8-dan / age 48○
Shuuichi Ono6-dan / age 32●
Feb 16, 1990Round 1
Shuuichi Ono6-dan / age 31○
Nobuyuki Oouchi9-dan / age 48●
Dec 15, 1989Seed
Kazuyoshi Nishimura8-dan / age 48
Round 2
Yasuaki Tsukada8-dan / age 25○
Terutaka Yasue7-dan / age 48●
Mar 15, 1990Round 1
Yasuaki Tsukada8-dan / age 25○
Kazuo Azuma6-dan / age 34●
Dec 11, 1989Round 1
Terutaka Yasue7-dan / age 48○
Hitoshige Awaji8-dan / age 39●
Jan 31, 1990Best 16
- Osamu Nakamura7-dan / age 27 ○ Kazuo Manabe8-dan / age 37 ● Dec 4, 1989
- Yasuaki Tsukada8-dan / age 25 ○ Kazuo Azuma6-dan / age 34 ● Dec 11, 1989
- Kouichi Kodama6-dan / age 38 ○ Yuji Maeda7-dan / age 35 ● Dec 11, 1989
- Kiyozumi Kiriyama9-dan / age 42 ○ Yoshimasa Saeki8-dan / age 53 ● Dec 13, 1989
- Kenji Waki6-dan / age 29 ○ Kaishu Tanaka8-dan / age 42 ● Dec 14, 1989
- Shuuichi Ono6-dan / age 31 ○ Nobuyuki Oouchi9-dan / age 48 ● Dec 15, 1989
- Terutaka Yasue7-dan / age 48 ○ Hitoshige Awaji8-dan / age 39 ● Jan 31, 1990
Quarterfinal
- Kazuyoshi Nishimura8-dan / age 48 ○ Shuuichi Ono6-dan / age 32 ● Feb 16, 1990
- Kenji Waki6-dan / age 29 ○ Kouichi Kodama6-dan / age 38 ● Feb 19, 1990
- Yasuaki Tsukada8-dan / age 25 ○ Terutaka Yasue7-dan / age 48 ● Mar 15, 1990
- Kiyozumi Kiriyama9-dan / age 42 ○ Osamu Nakamura7-dan / age 27 ● Mar 19, 1990
Semifinal
- Kenji Waki6-dan / age 29 ○ Kiyozumi Kiriyama9-dan / age 42 ● May 7, 1990
- Yasuaki Tsukada8-dan / age 25 ○ Kazuyoshi Nishimura8-dan / age 48 ● May 21, 1990
Final
- Yasuaki Tsukada8-dan / age 25 ○ Kenji Waki6-dan / age 29 ● Jun 22, 1990
View all games (14 games)
| Date | Stage / round | Winner | Loser |
|---|---|---|---|
| Dec 4, 1989 | Group 2 Ranking Round 1 | Osamu Nakamura7-dan / age 27 ○ | Kazuo Manabe8-dan / age 37 ● |
| Dec 11, 1989 | Group 2 Ranking Round 1 | Kouichi Kodama6-dan / age 38 ○ | Yuji Maeda7-dan / age 35 ● |
| Dec 11, 1989 | Group 2 Ranking Round 1 | Yasuaki Tsukada8-dan / age 25 ○ | Kazuo Azuma6-dan / age 34 ● |
| Dec 13, 1989 | Group 2 Ranking Round 1 | Kiyozumi Kiriyama9-dan / age 42 ○ | Yoshimasa Saeki8-dan / age 53 ● |
| Dec 14, 1989 | Group 2 Ranking Round 1 | Kenji Waki6-dan / age 29 ○ | Kaishu Tanaka8-dan / age 42 ● |
| Dec 15, 1989 | Group 2 Ranking Round 1 | Shuuichi Ono6-dan / age 31 ○ | Nobuyuki Oouchi9-dan / age 48 ● |
| Jan 31, 1990 | Group 2 Ranking Round 1 | Terutaka Yasue7-dan / age 48 ○ | Hitoshige Awaji8-dan / age 39 ● |
| Feb 16, 1990 | Group 2 Ranking Round 2 | Kazuyoshi Nishimura8-dan / age 48 ○ | Shuuichi Ono6-dan / age 32 ● |
| Feb 19, 1990 | Group 2 Ranking Round 2 | Kenji Waki6-dan / age 29 ○ | Kouichi Kodama6-dan / age 38 ● |
| Mar 15, 1990 | Group 2 Ranking Round 2 | Yasuaki Tsukada8-dan / age 25 ○ | Terutaka Yasue7-dan / age 48 ● |
| Mar 19, 1990 | Group 2 Ranking Round 2 | Kiyozumi Kiriyama9-dan / age 42 ○ | Osamu Nakamura7-dan / age 27 ● |
| May 7, 1990 | Group 2 Ranking Semifinal | Kenji Waki6-dan / age 29 ○ | Kiyozumi Kiriyama9-dan / age 42 ● |
| May 21, 1990 | Group 2 Ranking Semifinal | Yasuaki Tsukada8-dan / age 25 ○ | Kazuyoshi Nishimura8-dan / age 48 ● |
| Jun 22, 1990 | Group 2 Ranking Final | Yasuaki Tsukada8-dan / age 25 ○ | Kenji Waki6-dan / age 29 ● |
Group 3 Ranking
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Final
Kazuo Ishida8-dan / age 43○
Keiji Nishikawa6-dan / age 28●
Jun 21, 1990Semifinal
Keiji Nishikawa6-dan / age 28○
Hisao Hasebe8-dan / age 56●
Apr 26, 1990Round 2
Hisao Hasebe8-dan / age 56○
Yukio Miyasaka8-dan / age 60●
Mar 9, 1990Round 1
Yukio Miyasaka8-dan / age 60○
Kenji Kobayashi8-dan / age 32●
Dec 15, 1989Round 1
Hisao Hasebe8-dan / age 56○
Teruhiko Suzuki6-dan / age 35●
Jan 12, 1990Round 2
Keiji Nishikawa6-dan / age 28○
Hiroji Katou9-dan / age 66●
Apr 1, 1990Round 1
Keiji Nishikawa6-dan / age 28○
Eisaku Tomioka6-dan / age 25●
Dec 15, 1989Round 1
Hiroji Katou9-dan / age 66○
Ichiro Hiura5-dan / age 23●
Jan 26, 1990Semifinal
Kazuo Ishida8-dan / age 43○
Noboru Tamaru7-dan / age 40●
May 10, 1990Round 2
Kazuo Ishida8-dan / age 42○
Taku Morishita6-dan / age 23●
Feb 28, 1990Round 1
Kazuo Ishida8-dan / age 42○
Noboru Sakurai7-dan / age 48●
Jan 11, 1990Round 1
Taku Morishita6-dan / age 23○
Masao Kitamura8-dan / age 55●
Jan 24, 1990Round 2
Noboru Tamaru7-dan / age 39○
Eiji Ooshima6-dan / age 32●
Mar 23, 1990Round 1
Eiji Ooshima6-dan / age 32○
Yoshinori Kimura8-dan / age 54●
Dec 12, 1989Round 1
Noboru Tamaru7-dan / age 39○
Shigeru Sekine9-dan / age 60●
Feb 7, 1990Best 16
- Eiji Ooshima6-dan / age 32 ○ Yoshinori Kimura8-dan / age 54 ● Dec 12, 1989
- Keiji Nishikawa6-dan / age 28 ○ Eisaku Tomioka6-dan / age 25 ● Dec 15, 1989
- Yukio Miyasaka8-dan / age 60 ○ Kenji Kobayashi8-dan / age 32 ● Dec 15, 1989
- Kazuo Ishida8-dan / age 42 ○ Noboru Sakurai7-dan / age 48 ● Jan 11, 1990
- Hisao Hasebe8-dan / age 56 ○ Teruhiko Suzuki6-dan / age 35 ● Jan 12, 1990
- Taku Morishita6-dan / age 23 ○ Masao Kitamura8-dan / age 55 ● Jan 24, 1990
- Hiroji Katou9-dan / age 66 ○ Ichiro Hiura5-dan / age 23 ● Jan 26, 1990
- Noboru Tamaru7-dan / age 39 ○ Shigeru Sekine9-dan / age 60 ● Feb 7, 1990
Quarterfinal
- Kazuo Ishida8-dan / age 42 ○ Taku Morishita6-dan / age 23 ● Feb 28, 1990
- Hisao Hasebe8-dan / age 56 ○ Yukio Miyasaka8-dan / age 60 ● Mar 9, 1990
- Noboru Tamaru7-dan / age 39 ○ Eiji Ooshima6-dan / age 32 ● Mar 23, 1990
- Keiji Nishikawa6-dan / age 28 ○ Hiroji Katou9-dan / age 66 ● Apr 1, 1990
Semifinal
- Keiji Nishikawa6-dan / age 28 ○ Hisao Hasebe8-dan / age 56 ● Apr 26, 1990
- Kazuo Ishida8-dan / age 43 ○ Noboru Tamaru7-dan / age 40 ● May 10, 1990
Final
- Kazuo Ishida8-dan / age 43 ○ Keiji Nishikawa6-dan / age 28 ● Jun 21, 1990
View all games (15 games)
| Date | Stage / round | Winner | Loser |
|---|---|---|---|
| Dec 12, 1989 | Group 3 Ranking Round 1 | Eiji Ooshima6-dan / age 32 ○ | Yoshinori Kimura8-dan / age 54 ● |
| Dec 15, 1989 | Group 3 Ranking Round 1 | Yukio Miyasaka8-dan / age 60 ○ | Kenji Kobayashi8-dan / age 32 ● |
| Dec 15, 1989 | Group 3 Ranking Round 1 | Keiji Nishikawa6-dan / age 28 ○ | Eisaku Tomioka6-dan / age 25 ● |
| Jan 11, 1990 | Group 3 Ranking Round 1 | Kazuo Ishida8-dan / age 42 ○ | Noboru Sakurai7-dan / age 48 ● |
| Jan 12, 1990 | Group 3 Ranking Round 1 | Hisao Hasebe8-dan / age 56 ○ | Teruhiko Suzuki6-dan / age 35 ● |
| Jan 24, 1990 | Group 3 Ranking Round 1 | Taku Morishita6-dan / age 23 ○ | Masao Kitamura8-dan / age 55 ● |
| Jan 26, 1990 | Group 3 Ranking Round 1 | Hiroji Katou9-dan / age 66 ○ | Ichiro Hiura5-dan / age 23 ● |
| Feb 7, 1990 | Group 3 Ranking Round 1 | Noboru Tamaru7-dan / age 39 ○ | Shigeru Sekine9-dan / age 60 ● |
| Feb 28, 1990 | Group 3 Ranking Round 2 | Kazuo Ishida8-dan / age 42 ○ | Taku Morishita6-dan / age 23 ● |
| Mar 9, 1990 | Group 3 Ranking Round 2 | Hisao Hasebe8-dan / age 56 ○ | Yukio Miyasaka8-dan / age 60 ● |
| Mar 23, 1990 | Group 3 Ranking Round 2 | Noboru Tamaru7-dan / age 39 ○ | Eiji Ooshima6-dan / age 32 ● |
| Apr 1, 1990 | Group 3 Ranking Round 2 | Keiji Nishikawa6-dan / age 28 ○ | Hiroji Katou9-dan / age 66 ● |
| Apr 26, 1990 | Group 3 Ranking Semifinal | Keiji Nishikawa6-dan / age 28 ○ | Hisao Hasebe8-dan / age 56 ● |
| May 10, 1990 | Group 3 Ranking Semifinal | Kazuo Ishida8-dan / age 43 ○ | Noboru Tamaru7-dan / age 40 ● |
| Jun 21, 1990 | Group 3 Ranking Final | Kazuo Ishida8-dan / age 43 ○ | Keiji Nishikawa6-dan / age 28 ● |
Group 4 Ranking
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Final
Yasumitsu Satoh5-dan / age 20○
Hiroshi Kamiya6-dan / age 29●
Jun 22, 1990Semifinal
Yasumitsu Satoh5-dan / age 20○
Atsuo Ono5-dan / age 27●
Apr 20, 1990Round 3
Yasumitsu Satoh5-dan / age 20○
Kenji Iino6-dan / age 35●
Feb 28, 1990Round 2
Kenji Iino6-dan / age 35○
Toshihiko Kawaguchi6-dan / age 53●
Dec 19, 1989Round 1
Kenji Iino6-dan / age 35○
Hatasu Itou6-dan / age 39●
Nov 28, 1989Round 1
Toshihiko Kawaguchi6-dan / age 53○
Tsuneo Kikuchi6-dan / age 40●
Nov 28, 1989Round 2
Yasumitsu Satoh5-dan / age 20○
Daigorou Satou8-dan / age 53●
Dec 26, 1989Round 1
Yasumitsu Satoh5-dan / age 20○
Shouji Kenmochi7-dan / age 55●
Nov 10, 1989Round 1
Daigorou Satou8-dan / age 53○
Katsuhiko Murooka5-dan / age 30●
Nov 15, 1989Round 3
Atsuo Ono5-dan / age 27○
Toshikatsu Yoshida7-dan / age 56●
Mar 15, 1990Round 2
Atsuo Ono5-dan / age 27○
Kazuharu Shoshi5-dan / age 28●
Dec 18, 1989Round 1
Atsuo Ono5-dan / age 27○
Toshio Miyata6-dan / age 37●
Nov 15, 1989Round 1
Kazuharu Shoshi5-dan / age 28○
Hiroyuki Iida5-dan / age 27●
Nov 28, 1989Round 2
Toshikatsu Yoshida7-dan / age 56○
Toshiyuki Moriuchi4-dan / age 19●
Jan 12, 1990Round 1
Toshikatsu Yoshida7-dan / age 56○
Koji Tosa6-dan / age 34●
Nov 29, 1989Round 1
Toshiyuki Moriuchi4-dan / age 19○
Koji Horiguchi5-dan / age 28●
Dec 18, 1989Semifinal
Hiroshi Kamiya6-dan / age 29○
Masamitsu Tachi5-dan / age 25●
May 1, 1990Round 3
Hiroshi Kamiya6-dan / age 28○
Masaki Izumi6-dan / age 29●
Mar 12, 1990Round 2
Masaki Izumi6-dan / age 29○
Yoshinori Satou7-dan / age 40●
Jan 24, 1990Round 1
Masaki Izumi6-dan / age 28○
Yuzo Maruta9-dan / age 70●
Nov 17, 1989Round 1
Yoshinori Satou7-dan / age 40○
Yuji Sase8-dan / age 70●
Dec 1, 1989Round 2
Hiroshi Kamiya6-dan / age 28○
Shoichi Anzai4-dan / age 26●
Jan 29, 1990Round 1
Shoichi Anzai4-dan / age 26○
Seiichirou Taki6-dan / age 40●
Nov 27, 1989Round 1
Hiroshi Kamiya6-dan / age 28○
小林 宏5-dan / age 26●
Nov 28, 1989Round 3
Masamitsu Tachi5-dan / age 24○
Takashi Abe5-dan / age 22●
Mar 19, 1990Round 2
Masamitsu Tachi5-dan / age 24○
Toshiyuki Tsubouchi6-dan / age 40●
Dec 18, 1989Round 1
Masamitsu Tachi5-dan / age 24○
Noboru Kosaka6-dan / age 39●
Nov 6, 1989Round 1
Toshiyuki Tsubouchi6-dan / age 40○
Masakazu Wakamatsu6-dan / age 50●
Nov 10, 1989Round 2
Takashi Abe5-dan / age 22○
Hiroshi Honma4-dan / age 31●
Jan 8, 1990Round 1
Hiroshi Honma4-dan / age 31○
Masahiko Urano6-dan / age 25●
Dec 1, 1989Round 1
Takashi Abe5-dan / age 22○
Akira Kinoshita6-dan / age 50●
Dec 15, 1989Best 32
- Masamitsu Tachi5-dan / age 24 ○ Noboru Kosaka6-dan / age 39 ● Nov 6, 1989
- Yasumitsu Satoh5-dan / age 20 ○ Shouji Kenmochi7-dan / age 55 ● Nov 10, 1989
- Toshiyuki Tsubouchi6-dan / age 40 ○ Masakazu Wakamatsu6-dan / age 50 ● Nov 10, 1989
- Daigorou Satou8-dan / age 53 ○ Katsuhiko Murooka5-dan / age 30 ● Nov 15, 1989
- Atsuo Ono5-dan / age 27 ○ Toshio Miyata6-dan / age 37 ● Nov 15, 1989
- Masaki Izumi6-dan / age 28 ○ Yuzo Maruta9-dan / age 70 ● Nov 17, 1989
- Shoichi Anzai4-dan / age 26 ○ Seiichirou Taki6-dan / age 40 ● Nov 27, 1989
- Kenji Iino6-dan / age 35 ○ Hatasu Itou6-dan / age 39 ● Nov 28, 1989
- Toshihiko Kawaguchi6-dan / age 53 ○ Tsuneo Kikuchi6-dan / age 40 ● Nov 28, 1989
- Kazuharu Shoshi5-dan / age 28 ○ Hiroyuki Iida5-dan / age 27 ● Nov 28, 1989
- Hiroshi Kamiya6-dan / age 28 ○ 小林 宏5-dan / age 26 ● Nov 28, 1989
- Toshikatsu Yoshida7-dan / age 56 ○ Koji Tosa6-dan / age 34 ● Nov 29, 1989
- Yoshinori Satou7-dan / age 40 ○ Yuji Sase8-dan / age 70 ● Dec 1, 1989
- Hiroshi Honma4-dan / age 31 ○ Masahiko Urano6-dan / age 25 ● Dec 1, 1989
- Takashi Abe5-dan / age 22 ○ Akira Kinoshita6-dan / age 50 ● Dec 15, 1989
- Toshiyuki Moriuchi4-dan / age 19 ○ Koji Horiguchi5-dan / age 28 ● Dec 18, 1989
Best 16
- Atsuo Ono5-dan / age 27 ○ Kazuharu Shoshi5-dan / age 28 ● Dec 18, 1989
- Masamitsu Tachi5-dan / age 24 ○ Toshiyuki Tsubouchi6-dan / age 40 ● Dec 18, 1989
- Kenji Iino6-dan / age 35 ○ Toshihiko Kawaguchi6-dan / age 53 ● Dec 19, 1989
- Yasumitsu Satoh5-dan / age 20 ○ Daigorou Satou8-dan / age 53 ● Dec 26, 1989
- Takashi Abe5-dan / age 22 ○ Hiroshi Honma4-dan / age 31 ● Jan 8, 1990
- Toshikatsu Yoshida7-dan / age 56 ○ Toshiyuki Moriuchi4-dan / age 19 ● Jan 12, 1990
- Masaki Izumi6-dan / age 29 ○ Yoshinori Satou7-dan / age 40 ● Jan 24, 1990
- Hiroshi Kamiya6-dan / age 28 ○ Shoichi Anzai4-dan / age 26 ● Jan 29, 1990
Quarterfinal
- Yasumitsu Satoh5-dan / age 20 ○ Kenji Iino6-dan / age 35 ● Feb 28, 1990
- Hiroshi Kamiya6-dan / age 28 ○ Masaki Izumi6-dan / age 29 ● Mar 12, 1990
- Atsuo Ono5-dan / age 27 ○ Toshikatsu Yoshida7-dan / age 56 ● Mar 15, 1990
- Masamitsu Tachi5-dan / age 24 ○ Takashi Abe5-dan / age 22 ● Mar 19, 1990
Semifinal
- Yasumitsu Satoh5-dan / age 20 ○ Atsuo Ono5-dan / age 27 ● Apr 20, 1990
- Hiroshi Kamiya6-dan / age 29 ○ Masamitsu Tachi5-dan / age 25 ● May 1, 1990
Final
- Yasumitsu Satoh5-dan / age 20 ○ Hiroshi Kamiya6-dan / age 29 ● Jun 22, 1990
View all games (31 games)
| Date | Stage / round | Winner | Loser |
|---|---|---|---|
| Nov 6, 1989 | Group 4 Ranking Round 1 | Masamitsu Tachi5-dan / age 24 ○ | Noboru Kosaka6-dan / age 39 ● |
| Nov 10, 1989 | Group 4 Ranking Round 1 | Yasumitsu Satoh5-dan / age 20 ○ | Shouji Kenmochi7-dan / age 55 ● |
| Nov 10, 1989 | Group 4 Ranking Round 1 | Toshiyuki Tsubouchi6-dan / age 40 ○ | Masakazu Wakamatsu6-dan / age 50 ● |
| Nov 15, 1989 | Group 4 Ranking Round 1 | Daigorou Satou8-dan / age 53 ○ | Katsuhiko Murooka5-dan / age 30 ● |
| Nov 15, 1989 | Group 4 Ranking Round 1 | Atsuo Ono5-dan / age 27 ○ | Toshio Miyata6-dan / age 37 ● |
| Nov 17, 1989 | Group 4 Ranking Round 1 | Masaki Izumi6-dan / age 28 ○ | Yuzo Maruta9-dan / age 70 ● |
| Nov 27, 1989 | Group 4 Ranking Round 1 | Shoichi Anzai4-dan / age 26 ○ | Seiichirou Taki6-dan / age 40 ● |
| Nov 28, 1989 | Group 4 Ranking Round 1 | Toshihiko Kawaguchi6-dan / age 53 ○ | Tsuneo Kikuchi6-dan / age 40 ● |
| Nov 28, 1989 | Group 4 Ranking Round 1 | Kenji Iino6-dan / age 35 ○ | Hatasu Itou6-dan / age 39 ● |
| Nov 28, 1989 | Group 4 Ranking Round 1 | Hiroshi Kamiya6-dan / age 28 ○ | 小林 宏5-dan / age 26 ● |
| Nov 28, 1989 | Group 4 Ranking Round 1 | Kazuharu Shoshi5-dan / age 28 ○ | Hiroyuki Iida5-dan / age 27 ● |
| Nov 29, 1989 | Group 4 Ranking Round 1 | Toshikatsu Yoshida7-dan / age 56 ○ | Koji Tosa6-dan / age 34 ● |
| Dec 1, 1989 | Group 4 Ranking Round 1 | Yoshinori Satou7-dan / age 40 ○ | Yuji Sase8-dan / age 70 ● |
| Dec 1, 1989 | Group 4 Ranking Round 1 | Hiroshi Honma4-dan / age 31 ○ | Masahiko Urano6-dan / age 25 ● |
| Dec 15, 1989 | Group 4 Ranking Round 1 | Takashi Abe5-dan / age 22 ○ | Akira Kinoshita6-dan / age 50 ● |
| Dec 18, 1989 | Group 4 Ranking Round 2 | Masamitsu Tachi5-dan / age 24 ○ | Toshiyuki Tsubouchi6-dan / age 40 ● |
| Dec 18, 1989 | Group 4 Ranking Round 1 | Toshiyuki Moriuchi4-dan / age 19 ○ | Koji Horiguchi5-dan / age 28 ● |
| Dec 18, 1989 | Group 4 Ranking Round 2 | Atsuo Ono5-dan / age 27 ○ | Kazuharu Shoshi5-dan / age 28 ● |
| Dec 19, 1989 | Group 4 Ranking Round 2 | Kenji Iino6-dan / age 35 ○ | Toshihiko Kawaguchi6-dan / age 53 ● |
| Dec 26, 1989 | Group 4 Ranking Round 2 | Yasumitsu Satoh5-dan / age 20 ○ | Daigorou Satou8-dan / age 53 ● |
| Jan 8, 1990 | Group 4 Ranking Round 2 | Takashi Abe5-dan / age 22 ○ | Hiroshi Honma4-dan / age 31 ● |
| Jan 12, 1990 | Group 4 Ranking Round 2 | Toshikatsu Yoshida7-dan / age 56 ○ | Toshiyuki Moriuchi4-dan / age 19 ● |
| Jan 24, 1990 | Group 4 Ranking Round 2 | Masaki Izumi6-dan / age 29 ○ | Yoshinori Satou7-dan / age 40 ● |
| Jan 29, 1990 | Group 4 Ranking Round 2 | Hiroshi Kamiya6-dan / age 28 ○ | Shoichi Anzai4-dan / age 26 ● |
| Feb 28, 1990 | Group 4 Ranking Round 3 | Yasumitsu Satoh5-dan / age 20 ○ | Kenji Iino6-dan / age 35 ● |
| Mar 12, 1990 | Group 4 Ranking Round 3 | Hiroshi Kamiya6-dan / age 28 ○ | Masaki Izumi6-dan / age 29 ● |
| Mar 15, 1990 | Group 4 Ranking Round 3 | Atsuo Ono5-dan / age 27 ○ | Toshikatsu Yoshida7-dan / age 56 ● |
| Mar 19, 1990 | Group 4 Ranking Round 3 | Masamitsu Tachi5-dan / age 24 ○ | Takashi Abe5-dan / age 22 ● |
| Apr 20, 1990 | Group 4 Ranking Semifinal | Yasumitsu Satoh5-dan / age 20 ○ | Atsuo Ono5-dan / age 27 ● |
| May 1, 1990 | Group 4 Ranking Semifinal | Hiroshi Kamiya6-dan / age 29 ○ | Masamitsu Tachi5-dan / age 25 ● |
| Jun 22, 1990 | Group 4 Ranking Final | Yasumitsu Satoh5-dan / age 20 ○ | Hiroshi Kamiya6-dan / age 29 ● |
Group 5 Ranking
Scroll horizontally
Final
Kozo Arimori5-dan / age 27○
Nobuyuki Yashiki5-dan / age 18●
Jun 6, 1990Semifinal
Kozo Arimori5-dan / age 27○
Yaichio Oono5-dan / age 31●
Apr 5, 1990Round 3
Kozo Arimori5-dan / age 27○
Satoshi Murayama5-dan / age 20●
Feb 13, 1990Round 2
Kozo Arimori5-dan / age 26○
Kenji Kanzaki4-dan / age 25●
Nov 27, 1989Round 1
Kozo Arimori5-dan / age 26○
Hiroshi Naganuma4-dan / age 24●
Nov 7, 1989Seed
Kenji Kanzaki4-dan / age 25
Round 2
Satoshi Murayama5-dan / age 20○
Shoudou Nakada5-dan / age 38●
Jan 24, 1990Round 1
Shoudou Nakada5-dan / age 37○
Hiromitsu Kanki5-dan / age 30●
Nov 22, 1989Round 1
Satoshi Murayama5-dan / age 20○
Junkichi Sakai5-dan / age 40●
Dec 1, 1989Round 3
Yaichio Oono5-dan / age 31○
Hiroki Nakata5-dan / age 25●
Mar 19, 1990Round 2
Hiroki Nakata5-dan / age 25○
Yoshitaka Kimura6-dan / age 58●
Dec 21, 1989Round 1
Yoshitaka Kimura6-dan / age 58○
Hideo Yamaguchi7-dan / age 48●
Nov 20, 1989Seed
Hiroki Nakata5-dan / age 25
Round 2
Yaichio Oono5-dan / age 30○
Daisuke Nakagawa4-dan / age 21●
Feb 1, 1990Round 1
Daisuke Nakagawa4-dan / age 21○
Chimine Yamaguchiage 52●
Nov 28, 1989Round 1
Yaichio Oono5-dan / age 30○
Katsumi Mushano5-dan / age 35●
Nov 30, 1989Semifinal
Nobuyuki Yashiki5-dan / age 18○
Junichi Kase5-dan / age 32●
Apr 13, 1990Round 3
Junichi Kase5-dan / age 32○
Hiroshi Seki4-dan / age 29●
Feb 21, 1990Round 2
Hiroshi Seki4-dan / age 29○
Saburou Takeichi5-dan / age 35●
Dec 11, 1989Round 1
Hiroshi Seki4-dan / age 29○
Toratsugu Nomoto7-dan / age 44●
Nov 20, 1989Seed
Saburou Takeichi5-dan / age 35
Round 2
Junichi Kase5-dan / age 32○
Manabu Senzaki4-dan / age 19●
Jan 16, 1990Round 1
Manabu Senzaki4-dan / age 19○
Yoshiyuki Ueyama5-dan / age 32●
Nov 20, 1989Round 1
Junichi Kase5-dan / age 32○
Ichirou Tanabe6-dan / age 51●
Nov 28, 1989Round 3
Nobuyuki Yashiki4-dan / age 18○
Keita Inoue5-dan / age 26●
Mar 30, 1990Round 2
Keita Inoue5-dan / age 25○
Kiyoshi Aoki5-dan / age 41●
Dec 14, 1989Round 1
Keita Inoue5-dan / age 25○
Hiromitsu Takashima8-dan / age 48●
Nov 7, 1989Round 1
Kiyoshi Aoki5-dan / age 41○
Hirofumi Itoh4-dan / age 29●
Nov 7, 1989Round 2
Nobuyuki Yashiki4-dan / age 17○
Yuuji Yoda5-dan / age 32●
Jan 8, 1990Round 1
Yuuji Yoda5-dan / age 31○
Yoshito Arino5-dan / age 41●
Nov 27, 1989Round 1
Nobuyuki Yashiki4-dan / age 17○
Ryuuichi Matsuura5-dan / age 37●
Dec 1, 1989Best 32
- Kozo Arimori5-dan / age 26 ○ Hiroshi Naganuma4-dan / age 24 ● Nov 7, 1989
- Keita Inoue5-dan / age 25 ○ Hiromitsu Takashima8-dan / age 48 ● Nov 7, 1989
- Kiyoshi Aoki5-dan / age 41 ○ Hirofumi Itoh4-dan / age 29 ● Nov 7, 1989
- Yoshitaka Kimura6-dan / age 58 ○ Hideo Yamaguchi7-dan / age 48 ● Nov 20, 1989
- Manabu Senzaki4-dan / age 19 ○ Yoshiyuki Ueyama5-dan / age 32 ● Nov 20, 1989
- Hiroshi Seki4-dan / age 29 ○ Toratsugu Nomoto7-dan / age 44 ● Nov 20, 1989
- Shoudou Nakada5-dan / age 37 ○ Hiromitsu Kanki5-dan / age 30 ● Nov 22, 1989
- Yuuji Yoda5-dan / age 31 ○ Yoshito Arino5-dan / age 41 ● Nov 27, 1989
- Daisuke Nakagawa4-dan / age 21 ○ Chimine Yamaguchiage 52 ● Nov 28, 1989
- Junichi Kase5-dan / age 32 ○ Ichirou Tanabe6-dan / age 51 ● Nov 28, 1989
- Yaichio Oono5-dan / age 30 ○ Katsumi Mushano5-dan / age 35 ● Nov 30, 1989
- Satoshi Murayama5-dan / age 20 ○ Junkichi Sakai5-dan / age 40 ● Dec 1, 1989
- Nobuyuki Yashiki4-dan / age 17 ○ Ryuuichi Matsuura5-dan / age 37 ● Dec 1, 1989
Best 16
- Kozo Arimori5-dan / age 26 ○ Kenji Kanzaki4-dan / age 25 ● Nov 27, 1989
- Hiroshi Seki4-dan / age 29 ○ Saburou Takeichi5-dan / age 35 ● Dec 11, 1989
- Keita Inoue5-dan / age 25 ○ Kiyoshi Aoki5-dan / age 41 ● Dec 14, 1989
- Hiroki Nakata5-dan / age 25 ○ Yoshitaka Kimura6-dan / age 58 ● Dec 21, 1989
- Nobuyuki Yashiki4-dan / age 17 ○ Yuuji Yoda5-dan / age 32 ● Jan 8, 1990
- Junichi Kase5-dan / age 32 ○ Manabu Senzaki4-dan / age 19 ● Jan 16, 1990
- Satoshi Murayama5-dan / age 20 ○ Shoudou Nakada5-dan / age 38 ● Jan 24, 1990
- Yaichio Oono5-dan / age 30 ○ Daisuke Nakagawa4-dan / age 21 ● Feb 1, 1990
Quarterfinal
- Kozo Arimori5-dan / age 27 ○ Satoshi Murayama5-dan / age 20 ● Feb 13, 1990
- Junichi Kase5-dan / age 32 ○ Hiroshi Seki4-dan / age 29 ● Feb 21, 1990
- Yaichio Oono5-dan / age 31 ○ Hiroki Nakata5-dan / age 25 ● Mar 19, 1990
- Nobuyuki Yashiki4-dan / age 18 ○ Keita Inoue5-dan / age 26 ● Mar 30, 1990
Semifinal
- Kozo Arimori5-dan / age 27 ○ Yaichio Oono5-dan / age 31 ● Apr 5, 1990
- Nobuyuki Yashiki5-dan / age 18 ○ Junichi Kase5-dan / age 32 ● Apr 13, 1990
Final
- Kozo Arimori5-dan / age 27 ○ Nobuyuki Yashiki5-dan / age 18 ● Jun 6, 1990
View all games (28 games)
| Date | Stage / round | Winner | Loser |
|---|---|---|---|
| Nov 7, 1989 | Group 5 Ranking Round 1 | Keita Inoue5-dan / age 25 ○ | Hiromitsu Takashima8-dan / age 48 ● |
| Nov 7, 1989 | Group 5 Ranking Round 1 | Kiyoshi Aoki5-dan / age 41 ○ | Hirofumi Itoh4-dan / age 29 ● |
| Nov 7, 1989 | Group 5 Ranking Round 1 | Kozo Arimori5-dan / age 26 ○ | Hiroshi Naganuma4-dan / age 24 ● |
| Nov 20, 1989 | Group 5 Ranking Round 1 | Yoshitaka Kimura6-dan / age 58 ○ | Hideo Yamaguchi7-dan / age 48 ● |
| Nov 20, 1989 | Group 5 Ranking Round 1 | Hiroshi Seki4-dan / age 29 ○ | Toratsugu Nomoto7-dan / age 44 ● |
| Nov 20, 1989 | Group 5 Ranking Round 1 | Manabu Senzaki4-dan / age 19 ○ | Yoshiyuki Ueyama5-dan / age 32 ● |
| Nov 22, 1989 | Group 5 Ranking Round 1 | Shoudou Nakada5-dan / age 37 ○ | Hiromitsu Kanki5-dan / age 30 ● |
| Nov 27, 1989 | Group 5 Ranking Round 1 | Yuuji Yoda5-dan / age 31 ○ | Yoshito Arino5-dan / age 41 ● |
| Nov 27, 1989 | Group 5 Ranking Round 2 | Kozo Arimori5-dan / age 26 ○ | Kenji Kanzaki4-dan / age 25 ● |
| Nov 28, 1989 | Group 5 Ranking Round 1 | Daisuke Nakagawa4-dan / age 21 ○ | Chimine Yamaguchiage 52 ● |
| Nov 28, 1989 | Group 5 Ranking Round 1 | Junichi Kase5-dan / age 32 ○ | Ichirou Tanabe6-dan / age 51 ● |
| Nov 30, 1989 | Group 5 Ranking Round 1 | Yaichio Oono5-dan / age 30 ○ | Katsumi Mushano5-dan / age 35 ● |
| Dec 1, 1989 | Group 5 Ranking Round 1 | Satoshi Murayama5-dan / age 20 ○ | Junkichi Sakai5-dan / age 40 ● |
| Dec 1, 1989 | Group 5 Ranking Round 1 | Nobuyuki Yashiki4-dan / age 17 ○ | Ryuuichi Matsuura5-dan / age 37 ● |
| Dec 11, 1989 | Group 5 Ranking Round 2 | Hiroshi Seki4-dan / age 29 ○ | Saburou Takeichi5-dan / age 35 ● |
| Dec 14, 1989 | Group 5 Ranking Round 2 | Keita Inoue5-dan / age 25 ○ | Kiyoshi Aoki5-dan / age 41 ● |
| Dec 21, 1989 | Group 5 Ranking Round 2 | Hiroki Nakata5-dan / age 25 ○ | Yoshitaka Kimura6-dan / age 58 ● |
| Jan 8, 1990 | Group 5 Ranking Round 2 | Nobuyuki Yashiki4-dan / age 17 ○ | Yuuji Yoda5-dan / age 32 ● |
| Jan 16, 1990 | Group 5 Ranking Round 2 | Junichi Kase5-dan / age 32 ○ | Manabu Senzaki4-dan / age 19 ● |
| Jan 24, 1990 | Group 5 Ranking Round 2 | Satoshi Murayama5-dan / age 20 ○ | Shoudou Nakada5-dan / age 38 ● |
| Feb 1, 1990 | Group 5 Ranking Round 2 | Yaichio Oono5-dan / age 30 ○ | Daisuke Nakagawa4-dan / age 21 ● |
| Feb 13, 1990 | Group 5 Ranking Round 3 | Kozo Arimori5-dan / age 27 ○ | Satoshi Murayama5-dan / age 20 ● |
| Feb 21, 1990 | Group 5 Ranking Round 3 | Junichi Kase5-dan / age 32 ○ | Hiroshi Seki4-dan / age 29 ● |
| Mar 19, 1990 | Group 5 Ranking Round 3 | Yaichio Oono5-dan / age 31 ○ | Hiroki Nakata5-dan / age 25 ● |
| Mar 30, 1990 | Group 5 Ranking Round 3 | Nobuyuki Yashiki4-dan / age 18 ○ | Keita Inoue5-dan / age 26 ● |
| Apr 5, 1990 | Group 5 Ranking Semifinal | Kozo Arimori5-dan / age 27 ○ | Yaichio Oono5-dan / age 31 ● |
| Apr 13, 1990 | Group 5 Ranking Semifinal | Nobuyuki Yashiki5-dan / age 18 ○ | Junichi Kase5-dan / age 32 ● |
| Jun 6, 1990 | Group 5 Ranking Final | Kozo Arimori5-dan / age 27 ○ | Nobuyuki Yashiki5-dan / age 18 ● |
Group 6 Ranking
Scroll horizontally
Final
Naruyuki Hatakeyama4-dan / age 21○
Mamoru Hatakeyama4-dan / age 21●
Jun 7, 1990Semifinal
Naruyuki Hatakeyama4-dan / age 20○
Kiyosaku Sekiya6-dan / age 56●
May 11, 1990Round 3
Kiyosaku Sekiya6-dan / age 56○
Shohei Takada4-dan / age 27●
Feb 28, 1990Round 2
Kiyosaku Sekiya6-dan / age 55○
Haruo Numa5-dan / age 40●
Dec 12, 1989Round 1
Kiyosaku Sekiya6-dan / age 55○
Hiroto Kiritani5-dan / age 40●
Nov 21, 1989Seed
Haruo Numa5-dan / age 40
Round 2
Shohei Takada4-dan / age 27○
Isao Nakata4-dan / age 22●
Jan 29, 1990Round 1
Shohei Takada4-dan / age 27○
西山実アマ●
Dec 14, 1989Seed
Isao Nakata4-dan / age 22
Round 3
Naruyuki Hatakeyama4-dan / age 20○
Keizou Noda4-dan / age 32●
Mar 6, 1990Round 2
Naruyuki Hatakeyama4-dan / age 20○
Akio Ishikawa4-dan / age 26●
Jan 17, 1990Round 1
Naruyuki Hatakeyama4-dan / age 20○
金子タカシアマ●
Dec 14, 1989Seed
Akio Ishikawa4-dan / age 26
Round 2
Keizou Noda4-dan / age 32○
Shuuichi Ikeda6-dan / age 44●
Jan 30, 1990Round 1
Keizou Noda4-dan / age 31○
Eiji Oohara7-dan / age 60●
Nov 8, 1989Seed
Shuuichi Ikeda6-dan / age 44
Semifinal
Mamoru Hatakeyama4-dan / age 20○
Masayuki Moriyasu5-dan / age 42●
May 18, 1990Round 3
Masayuki Moriyasu5-dan / age 42○
Kinji Shiihashi5-dan / age 41●
Feb 20, 1990Round 2
Kinji Shiihashi5-dan / age 41○
Youichi Kushida4-dan / age 25●
Dec 12, 1989Round 1
Youichi Kushida4-dan / age 24○
Hisashi Ogura4-dan / age 21●
Nov 22, 1989Seed
Kinji Shiihashi5-dan / age 41
Round 2
Masayuki Moriyasu5-dan / age 42○
宮本浩二アマ●
Dec 16, 1989Round 1
宮本浩二アマ○
Naoya Fujiwara4-dan / age 24●
Nov 24, 1989Seed
Masayuki Moriyasu5-dan / age 42
Round 3
Mamoru Hatakeyama4-dan / age 20○
Hiroharu Seto5-dan / age 33●
Mar 20, 1990Round 2
Mamoru Hatakeyama4-dan / age 20○
Nobuo Mori5-dan / age 37●
Dec 11, 1989Round 1
Mamoru Hatakeyama4-dan / age 20○
野山知敬アマ●
Nov 24, 1989Seed
Nobuo Mori5-dan / age 37
Round 2
Hiroharu Seto5-dan / age 33○
Mikio Tomizawa8-dan / age 69●
Dec 21, 1989Round 1
Hiroharu Seto5-dan / age 33○
木下浩一age 22●
Nov 20, 1989Seed
Mikio Tomizawa8-dan / age 69
Best 32
- Keizou Noda4-dan / age 31 ○ Eiji Oohara7-dan / age 60 ● Nov 8, 1989
- Hiroharu Seto5-dan / age 33 ○ 木下浩一age 22 ● Nov 20, 1989
- Kiyosaku Sekiya6-dan / age 55 ○ Hiroto Kiritani5-dan / age 40 ● Nov 21, 1989
- Youichi Kushida4-dan / age 24 ○ Hisashi Ogura4-dan / age 21 ● Nov 22, 1989
- Mamoru Hatakeyama4-dan / age 20 ○ 野山知敬アマ ● Nov 24, 1989
- 宮本浩二アマ ○ Naoya Fujiwara4-dan / age 24 ● Nov 24, 1989
- Naruyuki Hatakeyama4-dan / age 20 ○ 金子タカシアマ ● Dec 14, 1989
- Shohei Takada4-dan / age 27 ○ 西山実アマ ● Dec 14, 1989
Best 16
- Mamoru Hatakeyama4-dan / age 20 ○ Nobuo Mori5-dan / age 37 ● Dec 11, 1989
- Kiyosaku Sekiya6-dan / age 55 ○ Haruo Numa5-dan / age 40 ● Dec 12, 1989
- Kinji Shiihashi5-dan / age 41 ○ Youichi Kushida4-dan / age 25 ● Dec 12, 1989
- Masayuki Moriyasu5-dan / age 42 ○ 宮本浩二アマ ● Dec 16, 1989
- Hiroharu Seto5-dan / age 33 ○ Mikio Tomizawa8-dan / age 69 ● Dec 21, 1989
- Naruyuki Hatakeyama4-dan / age 20 ○ Akio Ishikawa4-dan / age 26 ● Jan 17, 1990
- Shohei Takada4-dan / age 27 ○ Isao Nakata4-dan / age 22 ● Jan 29, 1990
- Keizou Noda4-dan / age 32 ○ Shuuichi Ikeda6-dan / age 44 ● Jan 30, 1990
Quarterfinal
- Masayuki Moriyasu5-dan / age 42 ○ Kinji Shiihashi5-dan / age 41 ● Feb 20, 1990
- Kiyosaku Sekiya6-dan / age 56 ○ Shohei Takada4-dan / age 27 ● Feb 28, 1990
- Naruyuki Hatakeyama4-dan / age 20 ○ Keizou Noda4-dan / age 32 ● Mar 6, 1990
- Mamoru Hatakeyama4-dan / age 20 ○ Hiroharu Seto5-dan / age 33 ● Mar 20, 1990
Semifinal
- Naruyuki Hatakeyama4-dan / age 20 ○ Kiyosaku Sekiya6-dan / age 56 ● May 11, 1990
- Mamoru Hatakeyama4-dan / age 20 ○ Masayuki Moriyasu5-dan / age 42 ● May 18, 1990
Final
- Naruyuki Hatakeyama4-dan / age 21 ○ Mamoru Hatakeyama4-dan / age 21 ● Jun 7, 1990
View all games (23 games)
| Date | Stage / round | Winner | Loser |
|---|---|---|---|
| Nov 8, 1989 | Group 6 Ranking Round 1 | Keizou Noda4-dan / age 31 ○ | Eiji Oohara7-dan / age 60 ● |
| Nov 20, 1989 | Group 6 Ranking Round 1 | Hiroharu Seto5-dan / age 33 ○ | 木下浩一age 22 ● |
| Nov 21, 1989 | Group 6 Ranking Round 1 | Kiyosaku Sekiya6-dan / age 55 ○ | Hiroto Kiritani5-dan / age 40 ● |
| Nov 22, 1989 | Group 6 Ranking Round 1 | Youichi Kushida4-dan / age 24 ○ | Hisashi Ogura4-dan / age 21 ● |
| Nov 24, 1989 | Group 6 Ranking Round 1 | 宮本浩二アマ ○ | Naoya Fujiwara4-dan / age 24 ● |
| Nov 24, 1989 | Group 6 Ranking Round 1 | Mamoru Hatakeyama4-dan / age 20 ○ | 野山知敬アマ ● |
| Dec 11, 1989 | Group 6 Ranking Round 2 | Mamoru Hatakeyama4-dan / age 20 ○ | Nobuo Mori5-dan / age 37 ● |
| Dec 12, 1989 | Group 6 Ranking Round 2 | Kiyosaku Sekiya6-dan / age 55 ○ | Haruo Numa5-dan / age 40 ● |
| Dec 12, 1989 | Group 6 Ranking Round 2 | Kinji Shiihashi5-dan / age 41 ○ | Youichi Kushida4-dan / age 25 ● |
| Dec 14, 1989 | Group 6 Ranking Round 1 | Shohei Takada4-dan / age 27 ○ | 西山実アマ ● |
| Dec 14, 1989 | Group 6 Ranking Round 1 | Naruyuki Hatakeyama4-dan / age 20 ○ | 金子タカシアマ ● |
| Dec 16, 1989 | Group 6 Ranking Round 2 | Masayuki Moriyasu5-dan / age 42 ○ | 宮本浩二アマ ● |
| Dec 21, 1989 | Group 6 Ranking Round 2 | Hiroharu Seto5-dan / age 33 ○ | Mikio Tomizawa8-dan / age 69 ● |
| Jan 17, 1990 | Group 6 Ranking Round 2 | Naruyuki Hatakeyama4-dan / age 20 ○ | Akio Ishikawa4-dan / age 26 ● |
| Jan 29, 1990 | Group 6 Ranking Round 2 | Shohei Takada4-dan / age 27 ○ | Isao Nakata4-dan / age 22 ● |
| Jan 30, 1990 | Group 6 Ranking Round 2 | Keizou Noda4-dan / age 32 ○ | Shuuichi Ikeda6-dan / age 44 ● |
| Feb 20, 1990 | Group 6 Ranking Round 3 | Masayuki Moriyasu5-dan / age 42 ○ | Kinji Shiihashi5-dan / age 41 ● |
| Feb 28, 1990 | Group 6 Ranking Round 3 | Kiyosaku Sekiya6-dan / age 56 ○ | Shohei Takada4-dan / age 27 ● |
| Mar 6, 1990 | Group 6 Ranking Round 3 | Naruyuki Hatakeyama4-dan / age 20 ○ | Keizou Noda4-dan / age 32 ● |
| Mar 20, 1990 | Group 6 Ranking Round 3 | Mamoru Hatakeyama4-dan / age 20 ○ | Hiroharu Seto5-dan / age 33 ● |
| May 11, 1990 | Group 6 Ranking Semifinal | Naruyuki Hatakeyama4-dan / age 20 ○ | Kiyosaku Sekiya6-dan / age 56 ● |
| May 18, 1990 | Group 6 Ranking Semifinal | Mamoru Hatakeyama4-dan / age 20 ○ | Masayuki Moriyasu5-dan / age 42 ● |
| Jun 7, 1990 | Group 6 Ranking Final | Naruyuki Hatakeyama4-dan / age 21 ○ | Mamoru Hatakeyama4-dan / age 21 ● |
Group 2 Promotion playoff
Scroll horizontally
Final
Kiyozumi Kiriyama9-dan / age 42○
Osamu Nakamura7-dan / age 27●
Sep 14, 1990Semifinal
Kiyozumi Kiriyama9-dan / age 42○
Kaishu Tanaka8-dan / age 43●
Jun 25, 1990Round 3
Kaishu Tanaka8-dan / age 43○
Shuuichi Ono7-dan / age 32●
May 21, 1990Round 2
Kaishu Tanaka8-dan / age 43○
Terutaka Yasue7-dan / age 49●
Apr 19, 1990Round 1
Kaishu Tanaka8-dan / age 43○
Yuji Maeda7-dan / age 36●
Mar 28, 1990Seed
Terutaka Yasue7-dan / age 49
Round 2
Shuuichi Ono7-dan / age 32○
Kazuo Manabe8-dan / age 38●
May 1, 1990Round 1
Kazuo Manabe8-dan / age 38○
Yoshimasa Saeki8-dan / age 53●
Mar 23, 1990Seed
Shuuichi Ono7-dan / age 32
Seed
Kiyozumi Kiriyama9-dan / age 42
Semifinal
Osamu Nakamura7-dan / age 27○
Kazuyoshi Nishimura8-dan / age 48●
Jul 6, 1990Round 3
Osamu Nakamura7-dan / age 27○
Kouichi Kodama6-dan / age 39●
May 21, 1990Round 2
Osamu Nakamura7-dan / age 27○
Nobuyuki Oouchi9-dan / age 48●
Apr 16, 1990Round 2
Kouichi Kodama6-dan / age 39○
Kazuo Azuma6-dan / age 34●
Apr 16, 1990Round 1
Kazuo Azuma6-dan / age 34○
Hitoshige Awaji8-dan / age 40●
Mar 23, 1990Seed
Kouichi Kodama6-dan / age 39
Seed
Kazuyoshi Nishimura8-dan / age 48
Best 32
- Kazuo Manabe8-dan / age 38 ○ Yoshimasa Saeki8-dan / age 53 ● Mar 23, 1990
- Kazuo Azuma6-dan / age 34 ○ Hitoshige Awaji8-dan / age 40 ● Mar 23, 1990
- Kaishu Tanaka8-dan / age 43 ○ Yuji Maeda7-dan / age 36 ● Mar 28, 1990
Best 16
- Osamu Nakamura7-dan / age 27 ○ Nobuyuki Oouchi9-dan / age 48 ● Apr 16, 1990
- Kouichi Kodama6-dan / age 39 ○ Kazuo Azuma6-dan / age 34 ● Apr 16, 1990
- Kaishu Tanaka8-dan / age 43 ○ Terutaka Yasue7-dan / age 49 ● Apr 19, 1990
- Shuuichi Ono7-dan / age 32 ○ Kazuo Manabe8-dan / age 38 ● May 1, 1990
Quarterfinal
- Kaishu Tanaka8-dan / age 43 ○ Shuuichi Ono7-dan / age 32 ● May 21, 1990
- Osamu Nakamura7-dan / age 27 ○ Kouichi Kodama6-dan / age 39 ● May 21, 1990
Semifinal
- Kiyozumi Kiriyama9-dan / age 42 ○ Kaishu Tanaka8-dan / age 43 ● Jun 25, 1990
- Osamu Nakamura7-dan / age 27 ○ Kazuyoshi Nishimura8-dan / age 48 ● Jul 6, 1990
Final
- Kiyozumi Kiriyama9-dan / age 42 ○ Osamu Nakamura7-dan / age 27 ● Sep 14, 1990
View all games (12 games)
| Date | Stage / round | Winner | Loser |
|---|---|---|---|
| Mar 23, 1990 | Group 2 Promotion playoff Round 1 | Kazuo Manabe8-dan / age 38 ○ | Yoshimasa Saeki8-dan / age 53 ● |
| Mar 23, 1990 | Group 2 Promotion playoff Round 1 | Kazuo Azuma6-dan / age 34 ○ | Hitoshige Awaji8-dan / age 40 ● |
| Mar 28, 1990 | Group 2 Promotion playoff Round 1 | Kaishu Tanaka8-dan / age 43 ○ | Yuji Maeda7-dan / age 36 ● |
| Apr 16, 1990 | Group 2 Promotion playoff Round 2 | Osamu Nakamura7-dan / age 27 ○ | Nobuyuki Oouchi9-dan / age 48 ● |
| Apr 16, 1990 | Group 2 Promotion playoff Round 2 | Kouichi Kodama6-dan / age 39 ○ | Kazuo Azuma6-dan / age 34 ● |
| Apr 19, 1990 | Group 2 Promotion playoff Round 2 | Kaishu Tanaka8-dan / age 43 ○ | Terutaka Yasue7-dan / age 49 ● |
| May 1, 1990 | Group 2 Promotion playoff Round 2 | Shuuichi Ono7-dan / age 32 ○ | Kazuo Manabe8-dan / age 38 ● |
| May 21, 1990 | Group 2 Promotion playoff Round 3 | Kaishu Tanaka8-dan / age 43 ○ | Shuuichi Ono7-dan / age 32 ● |
| May 21, 1990 | Group 2 Promotion playoff Round 3 | Osamu Nakamura7-dan / age 27 ○ | Kouichi Kodama6-dan / age 39 ● |
| Jun 25, 1990 | Group 2 Promotion playoff Semifinal | Kiyozumi Kiriyama9-dan / age 42 ○ | Kaishu Tanaka8-dan / age 43 ● |
| Jul 6, 1990 | Group 2 Promotion playoff Semifinal | Osamu Nakamura7-dan / age 27 ○ | Kazuyoshi Nishimura8-dan / age 48 ● |
| Sep 14, 1990 | Group 2 Promotion playoff Final | Kiyozumi Kiriyama9-dan / age 42 ○ | Osamu Nakamura7-dan / age 27 ● |
Group 3 Promotion playoff
Scroll horizontally
Final
Noboru Tamaru7-dan / age 40○
Taku Morishita6-dan / age 24●
Sep 7, 1990Semifinal
Noboru Tamaru7-dan / age 40○
Yukio Miyasaka8-dan / age 60●
Jul 10, 1990Round 3
Yukio Miyasaka8-dan / age 60○
Noboru Sakurai7-dan / age 49●
May 10, 1990Round 2
Noboru Sakurai7-dan / age 48○
Hiroji Katou9-dan / age 66●
Apr 1, 1990Round 1
Noboru Sakurai7-dan / age 48○
Masao Kitamura8-dan / age 55●
Mar 8, 1990Seed
Hiroji Katou9-dan / age 66
Round 2
Yukio Miyasaka8-dan / age 60○
Shigeru Sekine9-dan / age 60●
Apr 18, 1990Round 1
Shigeru Sekine9-dan / age 60○
Yoshinori Kimura8-dan / age 54●
Mar 28, 1990Seed
Yukio Miyasaka8-dan / age 60
Seed
Noboru Tamaru7-dan / age 40
Semifinal
Taku Morishita6-dan / age 24○
Hisao Hasebe8-dan / age 56●
Jul 13, 1990Round 3
Taku Morishita6-dan / age 23○
Kenji Kobayashi8-dan / age 33●
May 9, 1990Round 2
Taku Morishita6-dan / age 23○
Eisaku Tomioka6-dan / age 25●
Apr 17, 1990Round 1
Eisaku Tomioka6-dan / age 25○
Ichiro Hiura5-dan / age 24●
Mar 23, 1990Seed
Taku Morishita6-dan / age 23
Round 2
Kenji Kobayashi8-dan / age 33○
Eiji Ooshima6-dan / age 32●
Apr 23, 1990Round 1
Kenji Kobayashi8-dan / age 32○
Teruhiko Suzuki6-dan / age 35●
Mar 20, 1990Seed
Eiji Ooshima6-dan / age 32
Seed
Hisao Hasebe8-dan / age 56
Best 32
- Noboru Sakurai7-dan / age 48 ○ Masao Kitamura8-dan / age 55 ● Mar 8, 1990
- Kenji Kobayashi8-dan / age 32 ○ Teruhiko Suzuki6-dan / age 35 ● Mar 20, 1990
- Eisaku Tomioka6-dan / age 25 ○ Ichiro Hiura5-dan / age 24 ● Mar 23, 1990
- Shigeru Sekine9-dan / age 60 ○ Yoshinori Kimura8-dan / age 54 ● Mar 28, 1990
Best 16
- Noboru Sakurai7-dan / age 48 ○ Hiroji Katou9-dan / age 66 ● Apr 1, 1990
- Taku Morishita6-dan / age 23 ○ Eisaku Tomioka6-dan / age 25 ● Apr 17, 1990
- Yukio Miyasaka8-dan / age 60 ○ Shigeru Sekine9-dan / age 60 ● Apr 18, 1990
- Kenji Kobayashi8-dan / age 33 ○ Eiji Ooshima6-dan / age 32 ● Apr 23, 1990
Quarterfinal
- Taku Morishita6-dan / age 23 ○ Kenji Kobayashi8-dan / age 33 ● May 9, 1990
- Yukio Miyasaka8-dan / age 60 ○ Noboru Sakurai7-dan / age 49 ● May 10, 1990
Semifinal
- Noboru Tamaru7-dan / age 40 ○ Yukio Miyasaka8-dan / age 60 ● Jul 10, 1990
- Taku Morishita6-dan / age 24 ○ Hisao Hasebe8-dan / age 56 ● Jul 13, 1990
Final
- Noboru Tamaru7-dan / age 40 ○ Taku Morishita6-dan / age 24 ● Sep 7, 1990
View all games (13 games)
| Date | Stage / round | Winner | Loser |
|---|---|---|---|
| Mar 8, 1990 | Group 3 Promotion playoff Round 1 | Noboru Sakurai7-dan / age 48 ○ | Masao Kitamura8-dan / age 55 ● |
| Mar 20, 1990 | Group 3 Promotion playoff Round 1 | Kenji Kobayashi8-dan / age 32 ○ | Teruhiko Suzuki6-dan / age 35 ● |
| Mar 23, 1990 | Group 3 Promotion playoff Round 1 | Eisaku Tomioka6-dan / age 25 ○ | Ichiro Hiura5-dan / age 24 ● |
| Mar 28, 1990 | Group 3 Promotion playoff Round 1 | Shigeru Sekine9-dan / age 60 ○ | Yoshinori Kimura8-dan / age 54 ● |
| Apr 1, 1990 | Group 3 Promotion playoff Round 2 | Noboru Sakurai7-dan / age 48 ○ | Hiroji Katou9-dan / age 66 ● |
| Apr 17, 1990 | Group 3 Promotion playoff Round 2 | Taku Morishita6-dan / age 23 ○ | Eisaku Tomioka6-dan / age 25 ● |
| Apr 18, 1990 | Group 3 Promotion playoff Round 2 | Yukio Miyasaka8-dan / age 60 ○ | Shigeru Sekine9-dan / age 60 ● |
| Apr 23, 1990 | Group 3 Promotion playoff Round 2 | Kenji Kobayashi8-dan / age 33 ○ | Eiji Ooshima6-dan / age 32 ● |
| May 9, 1990 | Group 3 Promotion playoff Round 3 | Taku Morishita6-dan / age 23 ○ | Kenji Kobayashi8-dan / age 33 ● |
| May 10, 1990 | Group 3 Promotion playoff Round 3 | Yukio Miyasaka8-dan / age 60 ○ | Noboru Sakurai7-dan / age 49 ● |
| Jul 10, 1990 | Group 3 Promotion playoff Semifinal | Noboru Tamaru7-dan / age 40 ○ | Yukio Miyasaka8-dan / age 60 ● |
| Jul 13, 1990 | Group 3 Promotion playoff Semifinal | Taku Morishita6-dan / age 24 ○ | Hisao Hasebe8-dan / age 56 ● |
| Sep 7, 1990 | Group 3 Promotion playoff Final | Noboru Tamaru7-dan / age 40 ○ | Taku Morishita6-dan / age 24 ● |
Group 4 Promotion playoff
Scroll horizontally
Final
Koji Tosa6-dan / age 35○
Takashi Abe5-dan / age 23●
Aug 29, 1990Semifinal
Koji Tosa6-dan / age 35○
Masamitsu Tachi5-dan / age 25●
Jul 6, 1990Round 5
Koji Tosa6-dan / age 35○
Toshikatsu Yoshida7-dan / age 56●
Jun 14, 1990Round 4
Toshikatsu Yoshida7-dan / age 56○
Shouji Kenmochi7-dan / age 55●
May 11, 1990Round 3
Shouji Kenmochi7-dan / age 55○
Yoshinori Satou7-dan / age 41●
Apr 6, 1990Round 2
Shouji Kenmochi7-dan / age 55○
Shoichi Anzai4-dan / age 26●
Feb 13, 1990Round 1
Shouji Kenmochi7-dan / age 55○
Katsuhiko Murooka5-dan / age 30●
Jan 22, 1990Seed
Shoichi Anzai4-dan / age 26
Round 2
Yoshinori Satou7-dan / age 41○
Hatasu Itou6-dan / age 39●
Mar 14, 1990Round 1
Hatasu Itou6-dan / age 39○
Tsuneo Kikuchi6-dan / age 40●
Jan 31, 1990Seed
Yoshinori Satou7-dan / age 41
Seed
Toshikatsu Yoshida7-dan / age 56
Round 4
Koji Tosa6-dan / age 35○
Kenji Iino6-dan / age 35●
May 14, 1990Round 3
Koji Tosa6-dan / age 35○
Toshio Miyata6-dan / age 37●
Apr 11, 1990Round 2
Koji Tosa6-dan / age 34○
Hiroshi Honma4-dan / age 31●
Mar 9, 1990Round 1
Koji Tosa6-dan / age 34○
Koji Horiguchi5-dan / age 28●
Jan 24, 1990Seed
Hiroshi Honma4-dan / age 31
Round 2
Toshio Miyata6-dan / age 37○
Toshiyuki Tsubouchi6-dan / age 41●
Mar 20, 1990Round 1
Toshio Miyata6-dan / age 37○
Hiroyuki Iida5-dan / age 28●
Jan 30, 1990Seed
Toshiyuki Tsubouchi6-dan / age 41
Seed
Kenji Iino6-dan / age 35
Seed
Masamitsu Tachi5-dan / age 25
Semifinal
Takashi Abe5-dan / age 22○
Atsuo Ono5-dan / age 28●
Aug 3, 1990Round 5
Takashi Abe5-dan / age 22○
Kazuharu Shoshi5-dan / age 28●
Jun 26, 1990Round 4
Takashi Abe5-dan / age 22○
Toshihiko Kawaguchi6-dan / age 53●
May 10, 1990Round 3
Toshihiko Kawaguchi6-dan / age 53○
小林 宏5-dan / age 27●
Apr 13, 1990Round 2
Toshihiko Kawaguchi6-dan / age 53○
Yuzo Maruta9-dan / age 70●
Mar 20, 1990Round 1
Yuzo Maruta9-dan / age 70○
Yuji Sase8-dan / age 70●
Feb 9, 1990Seed
Toshihiko Kawaguchi6-dan / age 53
Round 2
小林 宏5-dan / age 27○
Daigorou Satou8-dan / age 53●
Mar 20, 1990Round 1
小林 宏5-dan / age 27○
Seiichirou Taki6-dan / age 41●
Jan 30, 1990Seed
Daigorou Satou8-dan / age 53
Seed
Takashi Abe5-dan / age 22
Round 4
Kazuharu Shoshi5-dan / age 28○
Masaki Izumi6-dan / age 29●
May 31, 1990Round 3
Kazuharu Shoshi5-dan / age 28○
Toshiyuki Moriuchi4-dan / age 19●
Apr 20, 1990Round 2
Toshiyuki Moriuchi4-dan / age 19○
Akira Kinoshita6-dan / age 50●
Mar 6, 1990Round 1
Akira Kinoshita6-dan / age 50○
Masahiko Urano6-dan / age 25●
Feb 20, 1990Seed
Toshiyuki Moriuchi4-dan / age 19
Round 2
Kazuharu Shoshi5-dan / age 28○
Noboru Kosaka6-dan / age 40●
Mar 19, 1990Round 1
Noboru Kosaka6-dan / age 40○
Masakazu Wakamatsu6-dan / age 50●
Feb 21, 1990Seed
Kazuharu Shoshi5-dan / age 28
Seed
Masaki Izumi6-dan / age 29
Seed
Atsuo Ono5-dan / age 28
Best 128
- Shouji Kenmochi7-dan / age 55 ○ Katsuhiko Murooka5-dan / age 30 ● Jan 22, 1990
- Koji Tosa6-dan / age 34 ○ Koji Horiguchi5-dan / age 28 ● Jan 24, 1990
- Toshio Miyata6-dan / age 37 ○ Hiroyuki Iida5-dan / age 28 ● Jan 30, 1990
- 小林 宏5-dan / age 27 ○ Seiichirou Taki6-dan / age 41 ● Jan 30, 1990
- Hatasu Itou6-dan / age 39 ○ Tsuneo Kikuchi6-dan / age 40 ● Jan 31, 1990
- Yuzo Maruta9-dan / age 70 ○ Yuji Sase8-dan / age 70 ● Feb 9, 1990
- Akira Kinoshita6-dan / age 50 ○ Masahiko Urano6-dan / age 25 ● Feb 20, 1990
- Noboru Kosaka6-dan / age 40 ○ Masakazu Wakamatsu6-dan / age 50 ● Feb 21, 1990
Best 64
- Shouji Kenmochi7-dan / age 55 ○ Shoichi Anzai4-dan / age 26 ● Feb 13, 1990
- Toshiyuki Moriuchi4-dan / age 19 ○ Akira Kinoshita6-dan / age 50 ● Mar 6, 1990
- Koji Tosa6-dan / age 34 ○ Hiroshi Honma4-dan / age 31 ● Mar 9, 1990
- Yoshinori Satou7-dan / age 41 ○ Hatasu Itou6-dan / age 39 ● Mar 14, 1990
- Kazuharu Shoshi5-dan / age 28 ○ Noboru Kosaka6-dan / age 40 ● Mar 19, 1990
- Toshio Miyata6-dan / age 37 ○ Toshiyuki Tsubouchi6-dan / age 41 ● Mar 20, 1990
- Toshihiko Kawaguchi6-dan / age 53 ○ Yuzo Maruta9-dan / age 70 ● Mar 20, 1990
- 小林 宏5-dan / age 27 ○ Daigorou Satou8-dan / age 53 ● Mar 20, 1990
Best 32
- Shouji Kenmochi7-dan / age 55 ○ Yoshinori Satou7-dan / age 41 ● Apr 6, 1990
- Koji Tosa6-dan / age 35 ○ Toshio Miyata6-dan / age 37 ● Apr 11, 1990
- Toshihiko Kawaguchi6-dan / age 53 ○ 小林 宏5-dan / age 27 ● Apr 13, 1990
- Kazuharu Shoshi5-dan / age 28 ○ Toshiyuki Moriuchi4-dan / age 19 ● Apr 20, 1990
Best 16
- Takashi Abe5-dan / age 22 ○ Toshihiko Kawaguchi6-dan / age 53 ● May 10, 1990
- Toshikatsu Yoshida7-dan / age 56 ○ Shouji Kenmochi7-dan / age 55 ● May 11, 1990
- Koji Tosa6-dan / age 35 ○ Kenji Iino6-dan / age 35 ● May 14, 1990
- Kazuharu Shoshi5-dan / age 28 ○ Masaki Izumi6-dan / age 29 ● May 31, 1990
Quarterfinal
- Koji Tosa6-dan / age 35 ○ Toshikatsu Yoshida7-dan / age 56 ● Jun 14, 1990
- Takashi Abe5-dan / age 22 ○ Kazuharu Shoshi5-dan / age 28 ● Jun 26, 1990
Semifinal
- Koji Tosa6-dan / age 35 ○ Masamitsu Tachi5-dan / age 25 ● Jul 6, 1990
- Takashi Abe5-dan / age 22 ○ Atsuo Ono5-dan / age 28 ● Aug 3, 1990
Final
- Koji Tosa6-dan / age 35 ○ Takashi Abe5-dan / age 23 ● Aug 29, 1990
View all games (29 games)
| Date | Stage / round | Winner | Loser |
|---|---|---|---|
| Jan 22, 1990 | Group 4 Promotion playoff Round 1 | Shouji Kenmochi7-dan / age 55 ○ | Katsuhiko Murooka5-dan / age 30 ● |
| Jan 24, 1990 | Group 4 Promotion playoff Round 1 | Koji Tosa6-dan / age 34 ○ | Koji Horiguchi5-dan / age 28 ● |
| Jan 30, 1990 | Group 4 Promotion playoff Round 1 | 小林 宏5-dan / age 27 ○ | Seiichirou Taki6-dan / age 41 ● |
| Jan 30, 1990 | Group 4 Promotion playoff Round 1 | Toshio Miyata6-dan / age 37 ○ | Hiroyuki Iida5-dan / age 28 ● |
| Jan 31, 1990 | Group 4 Promotion playoff Round 1 | Hatasu Itou6-dan / age 39 ○ | Tsuneo Kikuchi6-dan / age 40 ● |
| Feb 9, 1990 | Group 4 Promotion playoff Round 1 | Yuzo Maruta9-dan / age 70 ○ | Yuji Sase8-dan / age 70 ● |
| Feb 13, 1990 | Group 4 Promotion playoff Round 2 | Shouji Kenmochi7-dan / age 55 ○ | Shoichi Anzai4-dan / age 26 ● |
| Feb 20, 1990 | Group 4 Promotion playoff Round 1 | Akira Kinoshita6-dan / age 50 ○ | Masahiko Urano6-dan / age 25 ● |
| Feb 21, 1990 | Group 4 Promotion playoff Round 1 | Noboru Kosaka6-dan / age 40 ○ | Masakazu Wakamatsu6-dan / age 50 ● |
| Mar 6, 1990 | Group 4 Promotion playoff Round 2 | Toshiyuki Moriuchi4-dan / age 19 ○ | Akira Kinoshita6-dan / age 50 ● |
| Mar 9, 1990 | Group 4 Promotion playoff Round 2 | Koji Tosa6-dan / age 34 ○ | Hiroshi Honma4-dan / age 31 ● |
| Mar 14, 1990 | Group 4 Promotion playoff Round 2 | Yoshinori Satou7-dan / age 41 ○ | Hatasu Itou6-dan / age 39 ● |
| Mar 19, 1990 | Group 4 Promotion playoff Round 2 | Kazuharu Shoshi5-dan / age 28 ○ | Noboru Kosaka6-dan / age 40 ● |
| Mar 20, 1990 | Group 4 Promotion playoff Round 2 | Toshihiko Kawaguchi6-dan / age 53 ○ | Yuzo Maruta9-dan / age 70 ● |
| Mar 20, 1990 | Group 4 Promotion playoff Round 2 | 小林 宏5-dan / age 27 ○ | Daigorou Satou8-dan / age 53 ● |
| Mar 20, 1990 | Group 4 Promotion playoff Round 2 | Toshio Miyata6-dan / age 37 ○ | Toshiyuki Tsubouchi6-dan / age 41 ● |
| Apr 6, 1990 | Group 4 Promotion playoff Round 3 | Shouji Kenmochi7-dan / age 55 ○ | Yoshinori Satou7-dan / age 41 ● |
| Apr 11, 1990 | Group 4 Promotion playoff Round 3 | Koji Tosa6-dan / age 35 ○ | Toshio Miyata6-dan / age 37 ● |
| Apr 13, 1990 | Group 4 Promotion playoff Round 3 | Toshihiko Kawaguchi6-dan / age 53 ○ | 小林 宏5-dan / age 27 ● |
| Apr 20, 1990 | Group 4 Promotion playoff Round 3 | Kazuharu Shoshi5-dan / age 28 ○ | Toshiyuki Moriuchi4-dan / age 19 ● |
| May 10, 1990 | Group 4 Promotion playoff Round 4 | Takashi Abe5-dan / age 22 ○ | Toshihiko Kawaguchi6-dan / age 53 ● |
| May 11, 1990 | Group 4 Promotion playoff Round 4 | Toshikatsu Yoshida7-dan / age 56 ○ | Shouji Kenmochi7-dan / age 55 ● |
| May 14, 1990 | Group 4 Promotion playoff Round 4 | Koji Tosa6-dan / age 35 ○ | Kenji Iino6-dan / age 35 ● |
| May 31, 1990 | Group 4 Promotion playoff Round 4 | Kazuharu Shoshi5-dan / age 28 ○ | Masaki Izumi6-dan / age 29 ● |
| Jun 14, 1990 | Group 4 Promotion playoff Round 5 | Koji Tosa6-dan / age 35 ○ | Toshikatsu Yoshida7-dan / age 56 ● |
| Jun 26, 1990 | Group 4 Promotion playoff Round 5 | Takashi Abe5-dan / age 22 ○ | Kazuharu Shoshi5-dan / age 28 ● |
| Jul 6, 1990 | Group 4 Promotion playoff Semifinal | Koji Tosa6-dan / age 35 ○ | Masamitsu Tachi5-dan / age 25 ● |
| Aug 3, 1990 | Group 4 Promotion playoff Semifinal | Takashi Abe5-dan / age 22 ○ | Atsuo Ono5-dan / age 28 ● |
| Aug 29, 1990 | Group 4 Promotion playoff Final | Koji Tosa6-dan / age 35 ○ | Takashi Abe5-dan / age 23 ● |
Group 5 Promotion playoff
Scroll horizontally
Final
Hiroshi Seki4-dan / age 30○
Yaichio Oono5-dan / age 31●
Sep 5, 1990Semifinal
Hiroshi Seki4-dan / age 29○
Keita Inoue5-dan / age 26●
Jun 27, 1990Round 4
Hiroshi Seki4-dan / age 29○
Hirofumi Itoh4-dan / age 30●
May 21, 1990Round 3
Hirofumi Itoh4-dan / age 30○
Daisuke Nakagawa4-dan / age 21●
Apr 6, 1990Round 2
Hirofumi Itoh4-dan / age 30○
Shoudou Nakada5-dan / age 38●
Feb 20, 1990Round 1
Hirofumi Itoh4-dan / age 30○
Hiromitsu Takashima8-dan / age 48●
Feb 14, 1990Seed
Shoudou Nakada5-dan / age 38
Round 2
Daisuke Nakagawa4-dan / age 21○
Yoshito Arino5-dan / age 41●
Mar 1, 1990Round 1
Yoshito Arino5-dan / age 41○
Ryuuichi Matsuura5-dan / age 38●
Jan 30, 1990Seed
Daisuke Nakagawa4-dan / age 21
Seed
Hiroshi Seki4-dan / age 29
Round 4
Keita Inoue5-dan / age 26○
Toratsugu Nomoto7-dan / age 45●
May 23, 1990Round 3
Toratsugu Nomoto7-dan / age 44○
Yuuji Yoda5-dan / age 32●
Apr 6, 1990Round 2
Toratsugu Nomoto7-dan / age 44○
Yoshitaka Kimura6-dan / age 58●
Mar 1, 1990Round 2
Yuuji Yoda5-dan / age 32○
Yoshiyuki Ueyama5-dan / age 32●
Mar 8, 1990Round 1
Yoshiyuki Ueyama5-dan / age 32○
Ichirou Tanabe6-dan / age 51●
Jan 30, 1990Seed
Yuuji Yoda5-dan / age 32
Seed
Keita Inoue5-dan / age 26
Seed
Yaichio Oono5-dan / age 31
Final
Satoshi Murayama5-dan / age 21○
Junichi Kase5-dan / age 32●
Aug 1, 1990Semifinal
Satoshi Murayama5-dan / age 21○
Junkichi Sakai5-dan / age 41●
Jun 27, 1990Round 4
Satoshi Murayama5-dan / age 20○
Saburou Takeichi5-dan / age 36●
May 14, 1990Round 3
Saburou Takeichi5-dan / age 36○
Manabu Senzaki4-dan / age 19●
Apr 5, 1990Round 2
Saburou Takeichi5-dan / age 35○
Hideo Yamaguchi7-dan / age 48●
Feb 23, 1990Round 2
Manabu Senzaki4-dan / age 19○
Katsumi Mushano5-dan / age 36●
Mar 16, 1990Round 1
Katsumi Mushano5-dan / age 36○
Chimine Yamaguchiage 52●
Jan 31, 1990Seed
Manabu Senzaki4-dan / age 19
Seed
Satoshi Murayama5-dan / age 20
Round 4
Junkichi Sakai5-dan / age 40○
Hiroki Nakata5-dan / age 25●
May 18, 1990Round 3
Junkichi Sakai5-dan / age 40○
Kenji Kanzaki4-dan / age 26●
Mar 28, 1990Round 2
Kenji Kanzaki4-dan / age 26○
Hiroshi Naganuma4-dan / age 25●
Feb 14, 1990Round 2
Junkichi Sakai5-dan / age 40○
Kiyoshi Aoki5-dan / age 42●
Mar 6, 1990Round 1
Junkichi Sakai5-dan / age 40○
Hiromitsu Kanki5-dan / age 30●
Feb 16, 1990Seed
Kiyoshi Aoki5-dan / age 42
Seed
Hiroki Nakata5-dan / age 25
Seed
Junichi Kase5-dan / age 32
Bracket 1
Best 64
- Yoshito Arino5-dan / age 41 ○ Ryuuichi Matsuura5-dan / age 38 ● Jan 30, 1990
- Yoshiyuki Ueyama5-dan / age 32 ○ Ichirou Tanabe6-dan / age 51 ● Jan 30, 1990
- Hirofumi Itoh4-dan / age 30 ○ Hiromitsu Takashima8-dan / age 48 ● Feb 14, 1990
Best 32
- Hirofumi Itoh4-dan / age 30 ○ Shoudou Nakada5-dan / age 38 ● Feb 20, 1990
- Daisuke Nakagawa4-dan / age 21 ○ Yoshito Arino5-dan / age 41 ● Mar 1, 1990
- Toratsugu Nomoto7-dan / age 44 ○ Yoshitaka Kimura6-dan / age 58 ● Mar 1, 1990
- Yuuji Yoda5-dan / age 32 ○ Yoshiyuki Ueyama5-dan / age 32 ● Mar 8, 1990
Best 16
- Hirofumi Itoh4-dan / age 30 ○ Daisuke Nakagawa4-dan / age 21 ● Apr 6, 1990
- Toratsugu Nomoto7-dan / age 44 ○ Yuuji Yoda5-dan / age 32 ● Apr 6, 1990
Quarterfinal
- Hiroshi Seki4-dan / age 29 ○ Hirofumi Itoh4-dan / age 30 ● May 21, 1990
- Keita Inoue5-dan / age 26 ○ Toratsugu Nomoto7-dan / age 45 ● May 23, 1990
Semifinal
- Hiroshi Seki4-dan / age 29 ○ Keita Inoue5-dan / age 26 ● Jun 27, 1990
Final
- Hiroshi Seki4-dan / age 30 ○ Yaichio Oono5-dan / age 31 ● Sep 5, 1990
Bracket 2
Best 64
- Katsumi Mushano5-dan / age 36 ○ Chimine Yamaguchiage 52 ● Jan 31, 1990
- Junkichi Sakai5-dan / age 40 ○ Hiromitsu Kanki5-dan / age 30 ● Feb 16, 1990
Best 32
- Kenji Kanzaki4-dan / age 26 ○ Hiroshi Naganuma4-dan / age 25 ● Feb 14, 1990
- Saburou Takeichi5-dan / age 35 ○ Hideo Yamaguchi7-dan / age 48 ● Feb 23, 1990
- Junkichi Sakai5-dan / age 40 ○ Kiyoshi Aoki5-dan / age 42 ● Mar 6, 1990
- Manabu Senzaki4-dan / age 19 ○ Katsumi Mushano5-dan / age 36 ● Mar 16, 1990
Best 16
- Junkichi Sakai5-dan / age 40 ○ Kenji Kanzaki4-dan / age 26 ● Mar 28, 1990
- Saburou Takeichi5-dan / age 36 ○ Manabu Senzaki4-dan / age 19 ● Apr 5, 1990
Quarterfinal
- Satoshi Murayama5-dan / age 20 ○ Saburou Takeichi5-dan / age 36 ● May 14, 1990
- Junkichi Sakai5-dan / age 40 ○ Hiroki Nakata5-dan / age 25 ● May 18, 1990
Semifinal
- Satoshi Murayama5-dan / age 21 ○ Junkichi Sakai5-dan / age 41 ● Jun 27, 1990
Final
- Satoshi Murayama5-dan / age 21 ○ Junichi Kase5-dan / age 32 ● Aug 1, 1990
View all games (25 games)
| Date | Stage / round | Winner | Loser |
|---|---|---|---|
| Jan 30, 1990 | Group 5 Promotion playoff Round 1 | Yoshiyuki Ueyama5-dan / age 32 ○ | Ichirou Tanabe6-dan / age 51 ● |
| Jan 30, 1990 | Group 5 Promotion playoff Round 1 | Yoshito Arino5-dan / age 41 ○ | Ryuuichi Matsuura5-dan / age 38 ● |
| Jan 31, 1990 | Group 5 Promotion playoff Round 1 | Katsumi Mushano5-dan / age 36 ○ | Chimine Yamaguchiage 52 ● |
| Feb 14, 1990 | Group 5 Promotion playoff Round 1 | Hirofumi Itoh4-dan / age 30 ○ | Hiromitsu Takashima8-dan / age 48 ● |
| Feb 14, 1990 | Group 5 Promotion playoff Round 2 | Kenji Kanzaki4-dan / age 26 ○ | Hiroshi Naganuma4-dan / age 25 ● |
| Feb 16, 1990 | Group 5 Promotion playoff Round 1 | Junkichi Sakai5-dan / age 40 ○ | Hiromitsu Kanki5-dan / age 30 ● |
| Feb 20, 1990 | Group 5 Promotion playoff Round 2 | Hirofumi Itoh4-dan / age 30 ○ | Shoudou Nakada5-dan / age 38 ● |
| Feb 23, 1990 | Group 5 Promotion playoff Round 2 | Saburou Takeichi5-dan / age 35 ○ | Hideo Yamaguchi7-dan / age 48 ● |
| Mar 1, 1990 | Group 5 Promotion playoff Round 2 | Toratsugu Nomoto7-dan / age 44 ○ | Yoshitaka Kimura6-dan / age 58 ● |
| Mar 1, 1990 | Group 5 Promotion playoff Round 2 | Daisuke Nakagawa4-dan / age 21 ○ | Yoshito Arino5-dan / age 41 ● |
| Mar 6, 1990 | Group 5 Promotion playoff Round 2 | Junkichi Sakai5-dan / age 40 ○ | Kiyoshi Aoki5-dan / age 42 ● |
| Mar 8, 1990 | Group 5 Promotion playoff Round 2 | Yuuji Yoda5-dan / age 32 ○ | Yoshiyuki Ueyama5-dan / age 32 ● |
| Mar 16, 1990 | Group 5 Promotion playoff Round 2 | Manabu Senzaki4-dan / age 19 ○ | Katsumi Mushano5-dan / age 36 ● |
| Mar 28, 1990 | Group 5 Promotion playoff Round 3 | Junkichi Sakai5-dan / age 40 ○ | Kenji Kanzaki4-dan / age 26 ● |
| Apr 5, 1990 | Group 5 Promotion playoff Round 3 | Saburou Takeichi5-dan / age 36 ○ | Manabu Senzaki4-dan / age 19 ● |
| Apr 6, 1990 | Group 5 Promotion playoff Round 3 | Toratsugu Nomoto7-dan / age 44 ○ | Yuuji Yoda5-dan / age 32 ● |
| Apr 6, 1990 | Group 5 Promotion playoff Round 3 | Hirofumi Itoh4-dan / age 30 ○ | Daisuke Nakagawa4-dan / age 21 ● |
| May 14, 1990 | Group 5 Promotion playoff Round 4 | Satoshi Murayama5-dan / age 20 ○ | Saburou Takeichi5-dan / age 36 ● |
| May 18, 1990 | Group 5 Promotion playoff Round 4 | Junkichi Sakai5-dan / age 40 ○ | Hiroki Nakata5-dan / age 25 ● |
| May 21, 1990 | Group 5 Promotion playoff Round 4 | Hiroshi Seki4-dan / age 29 ○ | Hirofumi Itoh4-dan / age 30 ● |
| May 23, 1990 | Group 5 Promotion playoff Round 4 | Keita Inoue5-dan / age 26 ○ | Toratsugu Nomoto7-dan / age 45 ● |
| Jun 27, 1990 | Group 5 Promotion playoff Semifinal | Satoshi Murayama5-dan / age 21 ○ | Junkichi Sakai5-dan / age 41 ● |
| Jun 27, 1990 | Group 5 Promotion playoff Semifinal | Hiroshi Seki4-dan / age 29 ○ | Keita Inoue5-dan / age 26 ● |
| Aug 1, 1990 | Group 5 Promotion playoff Final | Satoshi Murayama5-dan / age 21 ○ | Junichi Kase5-dan / age 32 ● |
| Sep 5, 1990 | Group 5 Promotion playoff Final | Hiroshi Seki4-dan / age 30 ○ | Yaichio Oono5-dan / age 31 ● |
Group 6 Promotion playoff
Scroll horizontally
Final
Isao Nakata5-dan / age 22○
Kiyosaku Sekiya6-dan / age 56●
Jun 13, 1990Semifinal
Isao Nakata5-dan / age 22○
Kinji Shiihashi5-dan / age 41●
May 15, 1990Round 3
Kinji Shiihashi5-dan / age 41○
木下浩一age 22●
Apr 19, 1990Round 2
木下浩一age 22○
Haruo Numa5-dan / age 41●
Mar 30, 1990Round 1
木下浩一age 22○
Akio Ishikawa4-dan / age 26●
Mar 1, 1990Seed
Haruo Numa5-dan / age 41
Seed
Kinji Shiihashi5-dan / age 41
Round 3
Isao Nakata5-dan / age 22○
Hiroharu Seto5-dan / age 33●
Apr 20, 1990Round 2
Isao Nakata5-dan / age 22○
Mikio Tomizawa8-dan / age 69●
Mar 28, 1990Round 1
Isao Nakata4-dan / age 22○
Hisashi Ogura4-dan / age 21●
Mar 5, 1990Seed
Mikio Tomizawa8-dan / age 69
Seed
Hiroharu Seto5-dan / age 33
Seed
Kiyosaku Sekiya6-dan / age 56
Final
Shohei Takada4-dan / age 28○
Masayuki Moriyasu5-dan / age 43●
Jun 28, 1990Semifinal
Shohei Takada4-dan / age 27○
Naoya Fujiwara4-dan / age 24●
May 26, 1990Round 3
Shohei Takada4-dan / age 27○
Hiroto Kiritani5-dan / age 40●
Apr 20, 1990Round 2
Hiroto Kiritani5-dan / age 40○
Youichi Kushida4-dan / age 25●
Mar 27, 1990Round 1
Hiroto Kiritani5-dan / age 40○
Shuuichi Ikeda6-dan / age 45●
Mar 7, 1990Seed
Youichi Kushida4-dan / age 25
Seed
Shohei Takada4-dan / age 27
Round 3
Naoya Fujiwara4-dan / age 24○
Keizou Noda4-dan / age 32●
Apr 24, 1990Round 2
Naoya Fujiwara4-dan / age 24○
Nobuo Mori5-dan / age 38●
Mar 30, 1990Round 1
Naoya Fujiwara4-dan / age 24○
Eiji Oohara7-dan / age 61●
Feb 26, 1990Seed
Nobuo Mori5-dan / age 38
Seed
Keizou Noda4-dan / age 32
Seed
Masayuki Moriyasu5-dan / age 43
Bracket 1
Best 32
- 木下浩一age 22 ○ Akio Ishikawa4-dan / age 26 ● Mar 1, 1990
- Isao Nakata4-dan / age 22 ○ Hisashi Ogura4-dan / age 21 ● Mar 5, 1990
Best 16
- Isao Nakata5-dan / age 22 ○ Mikio Tomizawa8-dan / age 69 ● Mar 28, 1990
- 木下浩一age 22 ○ Haruo Numa5-dan / age 41 ● Mar 30, 1990
Quarterfinal
- Kinji Shiihashi5-dan / age 41 ○ 木下浩一age 22 ● Apr 19, 1990
- Isao Nakata5-dan / age 22 ○ Hiroharu Seto5-dan / age 33 ● Apr 20, 1990
Semifinal
- Isao Nakata5-dan / age 22 ○ Kinji Shiihashi5-dan / age 41 ● May 15, 1990
Final
- Isao Nakata5-dan / age 22 ○ Kiyosaku Sekiya6-dan / age 56 ● Jun 13, 1990
Bracket 2
Best 32
- Naoya Fujiwara4-dan / age 24 ○ Eiji Oohara7-dan / age 61 ● Feb 26, 1990
- Hiroto Kiritani5-dan / age 40 ○ Shuuichi Ikeda6-dan / age 45 ● Mar 7, 1990
Best 16
- Hiroto Kiritani5-dan / age 40 ○ Youichi Kushida4-dan / age 25 ● Mar 27, 1990
- Naoya Fujiwara4-dan / age 24 ○ Nobuo Mori5-dan / age 38 ● Mar 30, 1990
Quarterfinal
- Shohei Takada4-dan / age 27 ○ Hiroto Kiritani5-dan / age 40 ● Apr 20, 1990
- Naoya Fujiwara4-dan / age 24 ○ Keizou Noda4-dan / age 32 ● Apr 24, 1990
Semifinal
- Shohei Takada4-dan / age 27 ○ Naoya Fujiwara4-dan / age 24 ● May 26, 1990
Final
- Shohei Takada4-dan / age 28 ○ Masayuki Moriyasu5-dan / age 43 ● Jun 28, 1990
View all games (16 games)
| Date | Stage / round | Winner | Loser |
|---|---|---|---|
| Feb 26, 1990 | Group 6 Promotion playoff Round 1 | Naoya Fujiwara4-dan / age 24 ○ | Eiji Oohara7-dan / age 61 ● |
| Mar 1, 1990 | Group 6 Promotion playoff Round 1 | 木下浩一age 22 ○ | Akio Ishikawa4-dan / age 26 ● |
| Mar 5, 1990 | Group 6 Promotion playoff Round 1 | Isao Nakata4-dan / age 22 ○ | Hisashi Ogura4-dan / age 21 ● |
| Mar 7, 1990 | Group 6 Promotion playoff Round 1 | Hiroto Kiritani5-dan / age 40 ○ | Shuuichi Ikeda6-dan / age 45 ● |
| Mar 27, 1990 | Group 6 Promotion playoff Round 2 | Hiroto Kiritani5-dan / age 40 ○ | Youichi Kushida4-dan / age 25 ● |
| Mar 28, 1990 | Group 6 Promotion playoff Round 2 | Isao Nakata5-dan / age 22 ○ | Mikio Tomizawa8-dan / age 69 ● |
| Mar 30, 1990 | Group 6 Promotion playoff Round 2 | 木下浩一age 22 ○ | Haruo Numa5-dan / age 41 ● |
| Mar 30, 1990 | Group 6 Promotion playoff Round 2 | Naoya Fujiwara4-dan / age 24 ○ | Nobuo Mori5-dan / age 38 ● |
| Apr 19, 1990 | Group 6 Promotion playoff Round 3 | Kinji Shiihashi5-dan / age 41 ○ | 木下浩一age 22 ● |
| Apr 20, 1990 | Group 6 Promotion playoff Round 3 | Shohei Takada4-dan / age 27 ○ | Hiroto Kiritani5-dan / age 40 ● |
| Apr 20, 1990 | Group 6 Promotion playoff Round 3 | Isao Nakata5-dan / age 22 ○ | Hiroharu Seto5-dan / age 33 ● |
| Apr 24, 1990 | Group 6 Promotion playoff Round 3 | Naoya Fujiwara4-dan / age 24 ○ | Keizou Noda4-dan / age 32 ● |
| May 15, 1990 | Group 6 Promotion playoff Semifinal | Isao Nakata5-dan / age 22 ○ | Kinji Shiihashi5-dan / age 41 ● |
| May 26, 1990 | Group 6 Promotion playoff Semifinal | Shohei Takada4-dan / age 27 ○ | Naoya Fujiwara4-dan / age 24 ● |
| Jun 13, 1990 | Group 6 Promotion playoff Final | Isao Nakata5-dan / age 22 ○ | Kiyosaku Sekiya6-dan / age 56 ● |
| Jun 28, 1990 | Group 6 Promotion playoff Final | Shohei Takada4-dan / age 28 ○ | Masayuki Moriyasu5-dan / age 43 ● |
Group 2 Relegation playoff
Scroll horizontally
Final
Hitoshige Awaji8-dan / age 40○
Yuji Maeda7-dan / age 36●
Oct 23, 1990Semifinal
Yuji Maeda7-dan / age 36○
Yoshimasa Saeki8-dan / age 53●
Jul 6, 1990Semifinal
Hitoshige Awaji8-dan / age 40○
Nobuyuki Oouchi9-dan / age 48●
Sep 14, 1990Semifinal
- Yuji Maeda7-dan / age 36 ○ Yoshimasa Saeki8-dan / age 53 ● Jul 6, 1990
- Hitoshige Awaji8-dan / age 40 ○ Nobuyuki Oouchi9-dan / age 48 ● Sep 14, 1990
Final
- Hitoshige Awaji8-dan / age 40 ○ Yuji Maeda7-dan / age 36 ● Oct 23, 1990
View all games (3 games)
| Date | Stage / round | Winner | Loser |
|---|---|---|---|
| Jul 6, 1990 | Group 2 Relegation playoff Semifinal | Yuji Maeda7-dan / age 36 ○ | Yoshimasa Saeki8-dan / age 53 ● |
| Sep 14, 1990 | Group 2 Relegation playoff Semifinal | Hitoshige Awaji8-dan / age 40 ○ | Nobuyuki Oouchi9-dan / age 48 ● |
| Oct 23, 1990 | Group 2 Relegation playoff Final | Hitoshige Awaji8-dan / age 40 ○ | Yuji Maeda7-dan / age 36 ● |
Group 3 Relegation playoff
Scroll horizontally
Final
Ichiro Hiura5-dan / age 24○
Yoshinori Kimura8-dan / age 55●
Aug 30, 1990Semifinal
Yoshinori Kimura8-dan / age 55○
Masao Kitamura8-dan / age 55●
Jun 18, 1990Semifinal
Ichiro Hiura5-dan / age 24○
Teruhiko Suzuki7-dan / age 35●
Jun 26, 1990Semifinal
- Yoshinori Kimura8-dan / age 55 ○ Masao Kitamura8-dan / age 55 ● Jun 18, 1990
- Ichiro Hiura5-dan / age 24 ○ Teruhiko Suzuki7-dan / age 35 ● Jun 26, 1990
Final
- Ichiro Hiura5-dan / age 24 ○ Yoshinori Kimura8-dan / age 55 ● Aug 30, 1990
View all games (3 games)
| Date | Stage / round | Winner | Loser |
|---|---|---|---|
| Jun 18, 1990 | Group 3 Relegation playoff Semifinal | Yoshinori Kimura8-dan / age 55 ○ | Masao Kitamura8-dan / age 55 ● |
| Jun 26, 1990 | Group 3 Relegation playoff Semifinal | Ichiro Hiura5-dan / age 24 ○ | Teruhiko Suzuki7-dan / age 35 ● |
| Aug 30, 1990 | Group 3 Relegation playoff Final | Ichiro Hiura5-dan / age 24 ○ | Yoshinori Kimura8-dan / age 55 ● |
Group 4 Relegation playoff
| Date | Stage / round | Winner | Loser |
|---|---|---|---|
| Apr 1, 1990 | Group 4 Relegation playoff Final | Seiichirou Taki6-dan / age 41 ○ | Yuji Sase8-dan / age 71 ● |
| Jun 28, 1990 | Group 4 Relegation playoff Final | Katsuhiko Murooka5-dan / age 31 ○ | Tsuneo Kikuchi6-dan / age 41 ● |
| Jul 5, 1990 | Group 4 Relegation playoff Final | Koji Horiguchi5-dan / age 29 ○ | Hiroyuki Iida5-dan / age 28 ● |
| Jul 10, 1990 | Group 4 Relegation playoff Final | Masahiko Urano6-dan / age 26 ○ | Masakazu Wakamatsu6-dan / age 50 ● |
Group 5 Relegation playoff
| Date | Stage / round | Winner | Loser |
|---|---|---|---|
| Jun 25, 1990 | Group 5 Relegation playoff Semifinal | Ryuuichi Matsuura5-dan / age 38 ○ | Hiromitsu Takashima8-dan / age 48 ● |
| Jun 25, 1990 | Group 5 Relegation playoff Semifinal | Hiromitsu Kanki5-dan / age 31 ○ | Ichirou Tanabe6-dan / age 51 ● |
| Jun 28, 1990 | Group 5 Relegation playoff Semifinal | Hiroshi Naganuma4-dan / age 25 ○ | Chimine Yamaguchiage 53 ● |
| Aug 6, 1990 | Group 5 Relegation playoff Final | Chimine Yamaguchiage 53 ○ | Hiromitsu Takashima8-dan / age 48 ● |
| Aug 22, 1990 | Group 5 Relegation playoff Final | Hideo Yamaguchi7-dan / age 48 ○ | Ichirou Tanabe6-dan / age 52 ● |
Stage names are as recorded; exact bracket positions are not known. Terms are divided by the term numbers in the records.