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Tournaments › Oi-sen › FY1991

32nd term Oi-sen (FY1991)

WinnerKoji TanigawaOi / age 29 Defended
LoserHiroki Nakata5-dan / age 26
Title match4-2
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← FY1990Back to listFY1992 →

Title match

PlayersWGame 1
7/12		Game 2
7/23		Game 3
8/7		Game 4
8/20		Game 5
8/29		Game 6
9/11
Koji TanigawaOi / age 294●S●G○S○G○S○G
Hiroki Nakata5-dan / age 262○G○S●G●S●G●S

Challenger final

DateStage / roundWinnerLoser
Jul 3, 1991Challenger finalHiroki Nakata5-dan / age 26 ○Kenji Kobayashi8-dan / age 34 ●

Red and White leagues

PlayersKobayashiNakadaGodaSatouKatouAriyoshiNakaharaYonenagaFukusakiAnzaiMaruyamaOoshimaRecord
Kenji Kobayashi8-dan / age 33－○○●○○5W-1L
Hiroki Nakata5-dan / age 26－○○○○○5W-1L
Masataka Goda4-dan / age 19●－○○○●4W-2L
Yasumitsu Satoh5-dan / age 21●－○○○○4W-2L
Hifumi Katoh9-dan / age 51●●－○○○3W-2L
Michio Ariyoshi9-dan / age 55●●－○○○3W-2L
Makoto NakaharaMeijin / age 43○●●－○○3W-2L
Kunio YonenagaOsho / age 47●●●－○○2W-3L
Bungo Fukusaki8-dan / age 31●●●●－○1W-4L
Shoichi Anzai4-dan / age 27●○●●●－1W-4L
Tadahisa Maruyama4-dan / age 20●●●●－○1W-4L
Eiji Ooshima6-dan / age 33●●●●●－0W-5L
DateStage / roundWinnerLoser
Feb 5, 1991White league Round 1Bungo Fukusaki8-dan / age 31 ○Shoichi Anzai4-dan / age 27 ●
Feb 6, 1991White league Round 1Masataka Goda4-dan / age 19 ○Hifumi Katoh9-dan / age 51 ●
Feb 14, 1991League Red Round 1Kenji Kobayashi8-dan / age 33 ○Tadahisa Maruyama4-dan / age 20 ●
Feb 15, 1991White league Round 1Hiroki Nakata5-dan / age 26 ○Kunio YonenagaOsho / age 47 ●
Feb 15, 1991League Red Round 1Yasumitsu Satoh5-dan / age 21 ○Eiji Ooshima6-dan / age 33 ●
Feb 25, 1991League Red Round 1Michio Ariyoshi9-dan / age 55 ○Makoto NakaharaMeijin / age 43 ●
Mar 4, 1991White league Round 2Hiroki Nakata5-dan / age 26 ○Bungo Fukusaki8-dan / age 31 ●
Mar 8, 1991League Red Round 2Makoto NakaharaMeijin / age 43 ○Tadahisa Maruyama4-dan / age 20 ●
Mar 14, 1991League Red Round 2Yasumitsu Satoh5-dan / age 21 ○Michio Ariyoshi9-dan / age 55 ●
Mar 20, 1991League Red Round 2Kenji Kobayashi8-dan / age 33 ○Eiji Ooshima6-dan / age 33 ●
Mar 22, 1991White league Round 2Masataka Goda4-dan / age 20 ○Kunio Yonenaga9-dan / age 47 ●
Mar 29, 1991White league Round 2Hifumi Katoh9-dan / age 51 ○Shoichi Anzai4-dan / age 27 ●
Apr 1, 1991League Red Round 3Michio Ariyoshi9-dan / age 55 ○Tadahisa Maruyama4-dan / age 20 ●
Apr 2, 1991White league Round 3Kunio Yonenaga9-dan / age 47 ○Shoichi Anzai4-dan / age 27 ●
Apr 5, 1991League Red Round 3Makoto NakaharaMeijin / age 43 ○Eiji Ooshima6-dan / age 33 ●
Apr 15, 1991White league Round 3Masataka Goda4-dan / age 20 ○Hiroki Nakata5-dan / age 26 ●
Apr 16, 1991White league Round 3Hifumi Katoh9-dan / age 51 ○Bungo Fukusaki8-dan / age 31 ●
Apr 23, 1991League Red Round 3Kenji Kobayashi8-dan / age 34 ○Yasumitsu Satoh5-dan / age 21 ●
May 7, 1991White league Round 4Hiroki Nakata5-dan / age 26 ○Shoichi Anzai4-dan / age 27 ●
May 10, 1991League Red Round 4Yasumitsu Satoh5-dan / age 21 ○Tadahisa Maruyama4-dan / age 20 ●
May 13, 1991League Red Round 4Makoto NakaharaMeijin / age 43 ○Kenji Kobayashi8-dan / age 34 ●
May 15, 1991White league Round 4Hifumi Katoh9-dan / age 51 ○Kunio Yonenaga9-dan / age 47 ●
May 16, 1991League Red Round 4Michio Ariyoshi9-dan / age 55 ○Eiji Ooshima6-dan / age 33 ●
May 24, 1991White league Round 4Masataka Goda4-dan / age 20 ○Bungo Fukusaki8-dan / age 31 ●
Jun 4, 1991White league Round 5Hiroki Nakata5-dan / age 26 ○Hifumi Katoh9-dan / age 51 ●
Jun 4, 1991League Red Round 5Kenji Kobayashi8-dan / age 34 ○Michio Ariyoshi9-dan / age 55 ●
Jun 4, 1991White league Round 5Kunio Yonenaga9-dan / age 47 ○Bungo Fukusaki8-dan / age 31 ●
Jun 4, 1991League Red Round 5Yasumitsu Satoh5-dan / age 21 ○Makoto NakaharaMeijin / age 43 ●
Jun 4, 1991League Red Round 5Tadahisa Maruyama4-dan / age 20 ○Eiji Ooshima6-dan / age 33 ●
Jun 4, 1991White league Round 5Shoichi Anzai5-dan / age 27 ○Masataka Goda4-dan / age 20 ●
Jun 24, 1991League Red PlayoffKenji Kobayashi8-dan / age 34 ○Yasumitsu Satoh5-dan / age 21 ●
Jun 24, 1991White league PlayoffHiroki Nakata5-dan / age 26 ○Masataka Goda4-dan / age 20 ●

Prelims (115 games)

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Final
Eiji Ooshima6-dan / age 33○
Katsuhiko Murooka5-dan / age 31●
Dec 8, 1990
Round 3
Katsuhiko Murooka5-dan / age 31○
Hiroyuki Iida5-dan / age 28●
Nov 8, 1990
Round 2
Katsuhiko Murooka5-dan / age 31○
Akio Ishikawa4-dan / age 27●
Oct 11, 1990
Round 1
Katsuhiko Murooka5-dan / age 31○
Ichiro Hiura5-dan / age 24●
Sep 14, 1990
Round 1
Akio Ishikawa4-dan / age 27○
Teruhiko Suzuki7-dan / age 35●
Sep 14, 1990
Round 2
Hiroyuki Iida5-dan / age 28○
Taku Morishita6-dan / age 24●
Oct 22, 1990
Round 1
Hiroyuki Iida5-dan / age 28○
Mikio Tomizawa8-dan / age 70●
Sep 13, 1990
Round 1
Taku Morishita6-dan / age 24○
Hiroshi Seki4-dan / age 30●
Sep 21, 1990
Round 3
Eiji Ooshima6-dan / age 33○
Yuuji Yoda5-dan / age 32●
Nov 21, 1990
Round 2
Yuuji Yoda5-dan / age 32○
Yasuharu Ooyama9-dan / age 67●
Sep 25, 1990
Round 1
Yasuharu Ooyama9-dan / age 67○
Kiyosaku Sekiya6-dan / age 56●
Sep 3, 1990
Round 1
Yuuji Yoda5-dan / age 32○
Noboru Sakurai7-dan / age 49●
Sep 10, 1990
Round 2
Eiji Ooshima6-dan / age 33○
Shigeru Sekine9-dan / age 60●
Nov 2, 1990
Round 1
Shigeru Sekine9-dan / age 60○
Hideo Yamaguchi7-dan / age 49●
Sep 11, 1990
Round 1
Eiji Ooshima6-dan / age 33○
Noboru Tamaru7-dan / age 40●
Sep 27, 1990
Michio Ariyoshi9-dan / age 55○
Toshiyuki Tsubouchi6-dan / age 41●
Dec 13, 1990
Round 3
Toshiyuki Tsubouchi6-dan / age 41○
Kiyozumi Kiriyama9-dan / age 43●
Nov 14, 1990
Round 2
Toshiyuki Tsubouchi6-dan / age 41○
Takashi Abe5-dan / age 23●
Sep 28, 1990
Round 1
Toshiyuki Tsubouchi6-dan / age 41○
Hiroshi Honma4-dan / age 32●
Sep 10, 1990
Round 1
Takashi Abe5-dan / age 23○
Hiromitsu Kanki5-dan / age 31●
Sep 11, 1990
Round 2
Kiyozumi Kiriyama9-dan / age 43○
Kazuo Azuma6-dan / age 35●
Oct 9, 1990
Round 1
Kiyozumi Kiriyama9-dan / age 42○
Kozo Arimori5-dan / age 27●
Sep 3, 1990
Round 1
Kazuo Azuma6-dan / age 35○
Kiyoshi Aoki5-dan / age 42●
Sep 11, 1990
Round 3
Michio Ariyoshi9-dan / age 55○
Hidemitsu Moriyasu9-dan / age 41●
Dec 3, 1990
Round 2
Hidemitsu Moriyasu9-dan / age 41○
Shoudou Nakada5-dan / age 38●
Oct 1, 1990
Round 1
Shoudou Nakada5-dan / age 38○
Hiromitsu Takashima8-dan / age 48●
Sep 10, 1990
Round 1
Hidemitsu Moriyasu9-dan / age 41○
Naruyuki Hatakeyama4-dan / age 21●
Sep 11, 1990
Round 2
Michio Ariyoshi9-dan / age 55○
Keiji Nishikawa6-dan / age 28●
Nov 15, 1990
Round 1
Keiji Nishikawa6-dan / age 28○
Masakazu Wakamatsu6-dan / age 51●
Sep 7, 1990
Round 1
Michio Ariyoshi9-dan / age 55○
Hiroshi Naganuma4-dan / age 25●
Nov 8, 1990
Hiroki Nakata5-dan / age 26○
Keizou Noda4-dan / age 32●
Jan 11, 1991
Round 3
Hiroki Nakata5-dan / age 26○
Toshiyuki Moriuchi5-dan / age 20●
Nov 9, 1990
Round 2
Hiroki Nakata5-dan / age 25○
Daisuke Nakagawa4-dan / age 22●
Oct 11, 1990
Round 1
Daisuke Nakagawa4-dan / age 22○
Nobuyuki Oouchi9-dan / age 48●
Sep 11, 1990
Round 1
Hiroki Nakata5-dan / age 25○
Seiichirou Taki6-dan / age 41●
Sep 14, 1990
Round 2
Toshiyuki Moriuchi5-dan / age 20○
Hatasu Itou6-dan / age 40●
Oct 23, 1990
Round 1
Hatasu Itou6-dan / age 39○
Hiroharu Seto5-dan / age 33●
Sep 12, 1990
Round 1
Toshiyuki Moriuchi5-dan / age 19○
Isao Nakata5-dan / age 23●
Sep 28, 1990
Round 3
Keizou Noda4-dan / age 32○
Yaichio Oono5-dan / age 31●
Nov 29, 1990
Round 2
Keizou Noda4-dan / age 32○
Junkichi Sakai5-dan / age 41●
Oct 3, 1990
Round 1
Junkichi Sakai5-dan / age 41○
Kunio Naitou9-dan / age 50●
Sep 3, 1990
Round 1
Keizou Noda4-dan / age 32○
Satoshi Murayama5-dan / age 21●
Sep 11, 1990
Round 2
Yaichio Oono5-dan / age 31○
Naoya Fujiwara4-dan / age 25●
Oct 30, 1990
Round 1
Naoya Fujiwara4-dan / age 25○
Kouichi Kodama6-dan / age 39●
Sep 10, 1990
Round 1
Yaichio Oono5-dan / age 31○
Toshikatsu Yoshida7-dan / age 57●
Sep 21, 1990
Kunio YonenagaOsho / age 47○
Kazuharu Shoshi5-dan / age 29●
Dec 13, 1990
Round 3
Kunio YonenagaOsho / age 47○
Manabu Senzaki5-dan / age 20●
Nov 9, 1990
Round 2
Manabu Senzaki4-dan / age 20○
Torahiko Tanaka8-dan / age 33●
Oct 2, 1990
Round 1
Torahiko Tanaka8-dan / age 33○
Ichirou Tanabe6-dan / age 52●
Sep 11, 1990
Round 1
Manabu Senzaki4-dan / age 20○
Terutaka Yasue7-dan / age 49●
Sep 13, 1990
Round 2
Kunio YonenagaOsho / age 47○
Toshio Miyata6-dan / age 37●
Oct 23, 1990
Round 1
Kunio YonenagaOsho / age 47○
Kinji Shiihashi5-dan / age 41●
Sep 12, 1990
Round 1
Toshio Miyata6-dan / age 37○
Yoshito Arino5-dan / age 42●
Sep 27, 1990
Round 3
Kazuharu Shoshi5-dan / age 29○
Osamu Nakamura7-dan / age 28●
Nov 14, 1990
Round 2
Osamu Nakamura7-dan / age 27○
Masaki Izumi6-dan / age 29●
Oct 22, 1990
Round 1
Masaki Izumi6-dan / age 29○
Ryuuichi Matsuura5-dan / age 38●
Sep 13, 1990
Round 1
Osamu Nakamura7-dan / age 27○
Youichi Kushida4-dan / age 25●
Sep 21, 1990
Round 2
Kazuharu Shoshi5-dan / age 29○
Akira Shima7-dan / age 27●
Oct 26, 1990
Round 1
Kazuharu Shoshi5-dan / age 28○
Chimine Yamaguchiage 53●
Sep 11, 1990
Seed
Akira Shima7-dan / age 27
Tadahisa Maruyama4-dan / age 20○
Osamu Katsuura9-dan / age 44●
Dec 14, 1990
Round 3
Tadahisa Maruyama4-dan / age 20○
Yasuaki Tsukada8-dan / age 26●
Nov 21, 1990
Round 2
Yasuaki Tsukada8-dan / age 25○
Tsuneo Kikuchi6-dan / age 41●
Oct 8, 1990
Round 1
Yasuaki Tsukada8-dan / age 25○
Toratsugu Nomoto7-dan / age 45●
Sep 5, 1990
Round 1
Tsuneo Kikuchi6-dan / age 41○
Koji Tosa6-dan / age 35●
Sep 12, 1990
Round 2
Tadahisa Maruyama4-dan / age 20○
Toshihiko Kawaguchi6-dan / age 53●
Oct 25, 1990
Round 1
Tadahisa Maruyama4-dan / age 20○
Kazuo Manabe8-dan / age 38●
Sep 12, 1990
Round 1
Toshihiko Kawaguchi6-dan / age 53○
Hiroto Kiritani5-dan / age 40●
Sep 14, 1990
Round 3
Osamu Katsuura9-dan / age 44○
Michio Takahashi9-dan / age 30●
Nov 30, 1990
Round 2
Michio Takahashi9-dan / age 30○
Kazuyoshi Nishimura8-dan / age 48●
Oct 11, 1990
Round 1
Kazuyoshi Nishimura8-dan / age 48○
Shuuichi Ikeda6-dan / age 45●
Sep 13, 1990
Seed
Michio Takahashi9-dan / age 30
Round 2
Osamu Katsuura9-dan / age 44○
Shohei Takada4-dan / age 28●
Oct 26, 1990
Round 1
Shohei Takada4-dan / age 28○
Masao Kitamura8-dan / age 55●
Sep 13, 1990
Round 1
Osamu Katsuura9-dan / age 44○
Junichi Kase5-dan / age 32●
Sep 28, 1990
Kenji Kobayashi8-dan / age 33○
Masahiko Urano6-dan / age 26●
Dec 17, 1990
Round 3
Masahiko Urano6-dan / age 26○
Kenji Waki7-dan / age 30●
Nov 1, 1990
Round 2
Masahiko Urano6-dan / age 26○
Yoshikazu MinamiKio / age 27●
Sep 25, 1990
Round 1
Yoshikazu MinamiKio / age 27○
Masayuki Moriyasu5-dan / age 43●
Sep 4, 1990
Round 1
Masahiko Urano6-dan / age 26○
Kenji Kanzaki5-dan / age 26●
Sep 7, 1990
Round 2
Kenji Waki7-dan / age 30○
Mamoru Hatakeyama4-dan / age 21●
Oct 1, 1990
Round 1
Kenji Waki6-dan / age 30○
Noboru Kosaka6-dan / age 40●
Sep 3, 1990
Round 1
Mamoru Hatakeyama4-dan / age 21○
Yoshinori Kimura8-dan / age 55●
Sep 4, 1990
Round 3
Kenji Kobayashi8-dan / age 33○
Keita Inoue5-dan / age 26●
Nov 16, 1990
Round 2
Kenji Kobayashi8-dan / age 33○
Kaishu Tanaka8-dan / age 43●
Oct 9, 1990
Round 1
Kaishu Tanaka8-dan / age 43○
Nobuo Mori5-dan / age 38●
Sep 10, 1990
Round 1
Kenji Kobayashi8-dan / age 33○
Akira Kinoshita6-dan / age 51●
Sep 11, 1990
Round 2
Keita Inoue5-dan / age 26○
Hitoshige Awaji8-dan / age 40●
Oct 9, 1990
Round 1
Keita Inoue5-dan / age 26○
Hirofumi Itoh4-dan / age 30●
Sep 14, 1990
Seed
Hitoshige Awaji8-dan / age 40
Shoichi Anzai4-dan / age 27○
Hisao Hasebe8-dan / age 57●
Dec 27, 1990
Round 3
Shoichi Anzai4-dan / age 27○
Yuji Maeda7-dan / age 36●
Oct 31, 1990
Round 2
Shoichi Anzai4-dan / age 27○
Keiji Mori9-dan / age 44●
Oct 2, 1990
Round 1
Shoichi Anzai4-dan / age 27○
Atsuo Ono5-dan / age 28●
Sep 11, 1990
Seed
Keiji Mori9-dan / age 44
Round 2
Yuji Maeda7-dan / age 36○
Hiroshi Kamiya6-dan / age 29●
Oct 9, 1990
Round 1
Yuji Maeda7-dan / age 36○
Katsumi Mushano5-dan / age 36●
Sep 10, 1990
Round 1
Hiroshi Kamiya6-dan / age 29○
Yoshitaka Kimura6-dan / age 59●
Sep 10, 1990
Round 3
Hisao Hasebe8-dan / age 57○
Yoshinori Satou7-dan / age 41●
Dec 10, 1990
Round 2
Hisao Hasebe8-dan / age 57○
Yoshiharu HabuRyuo / age 20●
Oct 2, 1990
Round 1
Hisao Hasebe8-dan / age 57○
Haruo Numa5-dan / age 41●
Sep 11, 1990
Round 1
Yoshiharu HabuRyuo / age 19○
Shouji Kenmochi7-dan / age 56●
Sep 13, 1990
Round 2
Yoshinori Satou7-dan / age 41○
Yoshiyuki Ueyama5-dan / age 33●
Nov 2, 1990
Round 1
Yoshinori Satou7-dan / age 41○
小林 宏5-dan / age 27●
Sep 12, 1990
Round 1
Yoshiyuki Ueyama5-dan / age 33○
Kazuo Ishida8-dan / age 43●
Oct 9, 1990
Masataka Goda4-dan / age 19○
Teruichi Aono8-dan / age 37●
Jan 10, 1991
Round 3
Masataka Goda4-dan / age 19○
Kenji Iino6-dan / age 36●
Nov 6, 1990
Round 2
Masataka Goda4-dan / age 19○
Eisaku Tomioka6-dan / age 26●
Oct 12, 1990
Round 1
Eisaku Tomioka6-dan / age 26○
Hisashi Ogura4-dan / age 22●
Sep 14, 1990
Round 1
Masataka Goda4-dan / age 19○
Nobuyuki YashikiKisei / age 18●
Sep 21, 1990
Round 2
Kenji Iino6-dan / age 36○
木下浩一age 23●
Oct 12, 1990
Round 1
木下浩一age 23○
Shuuichi Ono7-dan / age 32●
Sep 5, 1990
Round 1
Kenji Iino6-dan / age 36○
Yuzo Maruta9-dan / age 71●
Sep 13, 1990
Round 3
Teruichi Aono8-dan / age 37○
Koji Horiguchi5-dan / age 29●
Nov 15, 1990
Round 2
Koji Horiguchi5-dan / age 29○
Yoshimasa Saeki8-dan / age 54●
Oct 11, 1990
Round 1
Koji Horiguchi5-dan / age 29○
Saburou Takeichi5-dan / age 36●
Sep 10, 1990
Round 1
Yoshimasa Saeki8-dan / age 54○
Daigorou Satou8-dan / age 53●
Sep 14, 1990
Round 2
Teruichi Aono8-dan / age 37○
Masamitsu Tachi5-dan / age 25●
Oct 26, 1990
Round 1
Masamitsu Tachi5-dan / age 25○
Yukio Miyasaka8-dan / age 60●
Sep 14, 1990
Seed
Teruichi Aono8-dan / age 37

Bracket 1

Best 16

Quarterfinal

Semifinal

Final

Bracket 2

Best 16

Quarterfinal

Semifinal

Final

Bracket 3

Best 16

Quarterfinal

Semifinal

Final

Bracket 4

Best 16

Quarterfinal

Semifinal

Final

Bracket 5

Best 16

Quarterfinal

Semifinal

Final

Bracket 6

Best 16

Quarterfinal

Semifinal

Final

Bracket 7

Best 16

Quarterfinal

Semifinal

Final

Bracket 8

Best 16

Quarterfinal

Semifinal

Final

View all games (115 games)
DateStage / roundWinnerLoser
Sep 3, 1990Prelims Round 1Yasuharu Ooyama9-dan / age 67 ○Kiyosaku Sekiya6-dan / age 56 ●
Sep 3, 1990Prelims Round 1Junkichi Sakai5-dan / age 41 ○Kunio Naitou9-dan / age 50 ●
Sep 3, 1990Prelims Round 1Kiyozumi Kiriyama9-dan / age 42 ○Kozo Arimori5-dan / age 27 ●
Sep 3, 1990Prelims Round 1Kenji Waki6-dan / age 30 ○Noboru Kosaka6-dan / age 40 ●
Sep 4, 1990Prelims Round 1Mamoru Hatakeyama4-dan / age 21 ○Yoshinori Kimura8-dan / age 55 ●
Sep 4, 1990Prelims Round 1Yoshikazu MinamiKio / age 27 ○Masayuki Moriyasu5-dan / age 43 ●
Sep 5, 1990Prelims Round 1Yasuaki Tsukada8-dan / age 25 ○Toratsugu Nomoto7-dan / age 45 ●
Sep 5, 1990Prelims Round 1木下浩一age 23 ○Shuuichi Ono7-dan / age 32 ●
Sep 7, 1990Prelims Round 1Keiji Nishikawa6-dan / age 28 ○Masakazu Wakamatsu6-dan / age 51 ●
Sep 7, 1990Prelims Round 1Masahiko Urano6-dan / age 26 ○Kenji Kanzaki5-dan / age 26 ●
Sep 10, 1990Prelims Round 1Hiroshi Kamiya6-dan / age 29 ○Yoshitaka Kimura6-dan / age 59 ●
Sep 10, 1990Prelims Round 1Shoudou Nakada5-dan / age 38 ○Hiromitsu Takashima8-dan / age 48 ●
Sep 10, 1990Prelims Round 1Yuuji Yoda5-dan / age 32 ○Noboru Sakurai7-dan / age 49 ●
Sep 10, 1990Prelims Round 1Kaishu Tanaka8-dan / age 43 ○Nobuo Mori5-dan / age 38 ●
Sep 10, 1990Prelims Round 1Toshiyuki Tsubouchi6-dan / age 41 ○Hiroshi Honma4-dan / age 32 ●
Sep 10, 1990Prelims Round 1Yuji Maeda7-dan / age 36 ○Katsumi Mushano5-dan / age 36 ●
Sep 10, 1990Prelims Round 1Naoya Fujiwara4-dan / age 25 ○Kouichi Kodama6-dan / age 39 ●
Sep 10, 1990Prelims Round 1Koji Horiguchi5-dan / age 29 ○Saburou Takeichi5-dan / age 36 ●
Sep 11, 1990Prelims Round 1Shigeru Sekine9-dan / age 60 ○Hideo Yamaguchi7-dan / age 49 ●
Sep 11, 1990Prelims Round 1Hisao Hasebe8-dan / age 57 ○Haruo Numa5-dan / age 41 ●
Sep 11, 1990Prelims Round 1Kazuharu Shoshi5-dan / age 28 ○Chimine Yamaguchiage 53 ●
Sep 11, 1990Prelims Round 1Daisuke Nakagawa4-dan / age 22 ○Nobuyuki Oouchi9-dan / age 48 ●
Sep 11, 1990Prelims Round 1Kenji Kobayashi8-dan / age 33 ○Akira Kinoshita6-dan / age 51 ●
Sep 11, 1990Prelims Round 1Torahiko Tanaka8-dan / age 33 ○Ichirou Tanabe6-dan / age 52 ●
Sep 11, 1990Prelims Round 1Hidemitsu Moriyasu9-dan / age 41 ○Naruyuki Hatakeyama4-dan / age 21 ●
Sep 11, 1990Prelims Round 1Kazuo Azuma6-dan / age 35 ○Kiyoshi Aoki5-dan / age 42 ●
Sep 11, 1990Prelims Round 1Takashi Abe5-dan / age 23 ○Hiromitsu Kanki5-dan / age 31 ●
Sep 11, 1990Prelims Round 1Shoichi Anzai4-dan / age 27 ○Atsuo Ono5-dan / age 28 ●
Sep 11, 1990Prelims Round 1Keizou Noda4-dan / age 32 ○Satoshi Murayama5-dan / age 21 ●
Sep 12, 1990Prelims Round 1Kunio YonenagaOsho / age 47 ○Kinji Shiihashi5-dan / age 41 ●
Sep 12, 1990Prelims Round 1Yoshinori Satou7-dan / age 41 ○小林 宏5-dan / age 27 ●
Sep 12, 1990Prelims Round 1Tadahisa Maruyama4-dan / age 20 ○Kazuo Manabe8-dan / age 38 ●
Sep 12, 1990Prelims Round 1Hatasu Itou6-dan / age 39 ○Hiroharu Seto5-dan / age 33 ●
Sep 12, 1990Prelims Round 1Tsuneo Kikuchi6-dan / age 41 ○Koji Tosa6-dan / age 35 ●
Sep 13, 1990Prelims Round 1Hiroyuki Iida5-dan / age 28 ○Mikio Tomizawa8-dan / age 70 ●
Sep 13, 1990Prelims Round 1Kenji Iino6-dan / age 36 ○Yuzo Maruta9-dan / age 71 ●
Sep 13, 1990Prelims Round 1Shohei Takada4-dan / age 28 ○Masao Kitamura8-dan / age 55 ●
Sep 13, 1990Prelims Round 1Yoshiharu HabuRyuo / age 19 ○Shouji Kenmochi7-dan / age 56 ●
Sep 13, 1990Prelims Round 1Kazuyoshi Nishimura8-dan / age 48 ○Shuuichi Ikeda6-dan / age 45 ●
Sep 13, 1990Prelims Round 1Manabu Senzaki4-dan / age 20 ○Terutaka Yasue7-dan / age 49 ●
Sep 13, 1990Prelims Round 1Masaki Izumi6-dan / age 29 ○Ryuuichi Matsuura5-dan / age 38 ●
Sep 14, 1990Prelims Round 1Masamitsu Tachi5-dan / age 25 ○Yukio Miyasaka8-dan / age 60 ●
Sep 14, 1990Prelims Round 1Yoshimasa Saeki8-dan / age 54 ○Daigorou Satou8-dan / age 53 ●
Sep 14, 1990Prelims Round 1Toshihiko Kawaguchi6-dan / age 53 ○Hiroto Kiritani5-dan / age 40 ●
Sep 14, 1990Prelims Round 1Hiroki Nakata5-dan / age 25 ○Seiichirou Taki6-dan / age 41 ●
Sep 14, 1990Prelims Round 1Akio Ishikawa4-dan / age 27 ○Teruhiko Suzuki7-dan / age 35 ●
Sep 14, 1990Prelims Round 1Katsuhiko Murooka5-dan / age 31 ○Ichiro Hiura5-dan / age 24 ●
Sep 14, 1990Prelims Round 1Keita Inoue5-dan / age 26 ○Hirofumi Itoh4-dan / age 30 ●
Sep 14, 1990Prelims Round 1Eisaku Tomioka6-dan / age 26 ○Hisashi Ogura4-dan / age 22 ●
Sep 21, 1990Prelims Round 1Yaichio Oono5-dan / age 31 ○Toshikatsu Yoshida7-dan / age 57 ●
Sep 21, 1990Prelims Round 1Osamu Nakamura7-dan / age 27 ○Youichi Kushida4-dan / age 25 ●
Sep 21, 1990Prelims Round 1Taku Morishita6-dan / age 24 ○Hiroshi Seki4-dan / age 30 ●
Sep 21, 1990Prelims Round 1Masataka Goda4-dan / age 19 ○Nobuyuki YashikiKisei / age 18 ●
Sep 25, 1990Prelims Round 2Yuuji Yoda5-dan / age 32 ○Yasuharu Ooyama9-dan / age 67 ●
Sep 25, 1990Prelims Round 2Masahiko Urano6-dan / age 26 ○Yoshikazu MinamiKio / age 27 ●
Sep 27, 1990Prelims Round 1Eiji Ooshima6-dan / age 33 ○Noboru Tamaru7-dan / age 40 ●
Sep 27, 1990Prelims Round 1Toshio Miyata6-dan / age 37 ○Yoshito Arino5-dan / age 42 ●
Sep 28, 1990Prelims Round 1Osamu Katsuura9-dan / age 44 ○Junichi Kase5-dan / age 32 ●
Sep 28, 1990Prelims Round 2Toshiyuki Tsubouchi6-dan / age 41 ○Takashi Abe5-dan / age 23 ●
Sep 28, 1990Prelims Round 1Toshiyuki Moriuchi5-dan / age 19 ○Isao Nakata5-dan / age 23 ●
Oct 1, 1990Prelims Round 2Hidemitsu Moriyasu9-dan / age 41 ○Shoudou Nakada5-dan / age 38 ●
Oct 1, 1990Prelims Round 2Kenji Waki7-dan / age 30 ○Mamoru Hatakeyama4-dan / age 21 ●
Oct 2, 1990Prelims Round 2Hisao Hasebe8-dan / age 57 ○Yoshiharu HabuRyuo / age 20 ●
Oct 2, 1990Prelims Round 2Shoichi Anzai4-dan / age 27 ○Keiji Mori9-dan / age 44 ●
Oct 2, 1990Prelims Round 2Manabu Senzaki4-dan / age 20 ○Torahiko Tanaka8-dan / age 33 ●
Oct 3, 1990Prelims Round 2Keizou Noda4-dan / age 32 ○Junkichi Sakai5-dan / age 41 ●
Oct 8, 1990Prelims Round 2Yasuaki Tsukada8-dan / age 25 ○Tsuneo Kikuchi6-dan / age 41 ●
Oct 9, 1990Prelims Round 2Kiyozumi Kiriyama9-dan / age 43 ○Kazuo Azuma6-dan / age 35 ●
Oct 9, 1990Prelims Round 1Yoshiyuki Ueyama5-dan / age 33 ○Kazuo Ishida8-dan / age 43 ●
Oct 9, 1990Prelims Round 2Kenji Kobayashi8-dan / age 33 ○Kaishu Tanaka8-dan / age 43 ●
Oct 9, 1990Prelims Round 2Keita Inoue5-dan / age 26 ○Hitoshige Awaji8-dan / age 40 ●
Oct 9, 1990Prelims Round 2Yuji Maeda7-dan / age 36 ○Hiroshi Kamiya6-dan / age 29 ●
Oct 11, 1990Prelims Round 2Koji Horiguchi5-dan / age 29 ○Yoshimasa Saeki8-dan / age 54 ●
Oct 11, 1990Prelims Round 2Michio Takahashi9-dan / age 30 ○Kazuyoshi Nishimura8-dan / age 48 ●
Oct 11, 1990Prelims Round 2Katsuhiko Murooka5-dan / age 31 ○Akio Ishikawa4-dan / age 27 ●
Oct 11, 1990Prelims Round 2Hiroki Nakata5-dan / age 25 ○Daisuke Nakagawa4-dan / age 22 ●
Oct 12, 1990Prelims Round 2Kenji Iino6-dan / age 36 ○木下浩一age 23 ●
Oct 12, 1990Prelims Round 2Masataka Goda4-dan / age 19 ○Eisaku Tomioka6-dan / age 26 ●
Oct 22, 1990Prelims Round 2Osamu Nakamura7-dan / age 27 ○Masaki Izumi6-dan / age 29 ●
Oct 22, 1990Prelims Round 2Hiroyuki Iida5-dan / age 28 ○Taku Morishita6-dan / age 24 ●
Oct 23, 1990Prelims Round 2Kunio YonenagaOsho / age 47 ○Toshio Miyata6-dan / age 37 ●
Oct 23, 1990Prelims Round 2Toshiyuki Moriuchi5-dan / age 20 ○Hatasu Itou6-dan / age 40 ●
Oct 25, 1990Prelims Round 2Tadahisa Maruyama4-dan / age 20 ○Toshihiko Kawaguchi6-dan / age 53 ●
Oct 26, 1990Prelims Round 2Osamu Katsuura9-dan / age 44 ○Shohei Takada4-dan / age 28 ●
Oct 26, 1990Prelims Round 2Teruichi Aono8-dan / age 37 ○Masamitsu Tachi5-dan / age 25 ●
Oct 26, 1990Prelims Round 2Kazuharu Shoshi5-dan / age 29 ○Akira Shima7-dan / age 27 ●
Oct 30, 1990Prelims Round 2Yaichio Oono5-dan / age 31 ○Naoya Fujiwara4-dan / age 25 ●
Oct 31, 1990Prelims Round 3Shoichi Anzai4-dan / age 27 ○Yuji Maeda7-dan / age 36 ●
Nov 1, 1990Prelims Round 3Masahiko Urano6-dan / age 26 ○Kenji Waki7-dan / age 30 ●
Nov 2, 1990Prelims Round 2Eiji Ooshima6-dan / age 33 ○Shigeru Sekine9-dan / age 60 ●
Nov 2, 1990Prelims Round 2Yoshinori Satou7-dan / age 41 ○Yoshiyuki Ueyama5-dan / age 33 ●
Nov 6, 1990Prelims Round 3Masataka Goda4-dan / age 19 ○Kenji Iino6-dan / age 36 ●
Nov 8, 1990Prelims Round 1Michio Ariyoshi9-dan / age 55 ○Hiroshi Naganuma4-dan / age 25 ●
Nov 8, 1990Prelims Round 3Katsuhiko Murooka5-dan / age 31 ○Hiroyuki Iida5-dan / age 28 ●
Nov 9, 1990Prelims Round 3Kunio YonenagaOsho / age 47 ○Manabu Senzaki5-dan / age 20 ●
Nov 9, 1990Prelims Round 3Hiroki Nakata5-dan / age 26 ○Toshiyuki Moriuchi5-dan / age 20 ●
Nov 14, 1990Prelims Round 3Toshiyuki Tsubouchi6-dan / age 41 ○Kiyozumi Kiriyama9-dan / age 43 ●
Nov 14, 1990Prelims Round 3Kazuharu Shoshi5-dan / age 29 ○Osamu Nakamura7-dan / age 28 ●
Nov 15, 1990Prelims Round 2Michio Ariyoshi9-dan / age 55 ○Keiji Nishikawa6-dan / age 28 ●
Nov 15, 1990Prelims Round 3Teruichi Aono8-dan / age 37 ○Koji Horiguchi5-dan / age 29 ●
Nov 16, 1990Prelims Round 3Kenji Kobayashi8-dan / age 33 ○Keita Inoue5-dan / age 26 ●
Nov 21, 1990Prelims Round 3Eiji Ooshima6-dan / age 33 ○Yuuji Yoda5-dan / age 32 ●
Nov 21, 1990Prelims Round 3Tadahisa Maruyama4-dan / age 20 ○Yasuaki Tsukada8-dan / age 26 ●
Nov 29, 1990Prelims Round 3Keizou Noda4-dan / age 32 ○Yaichio Oono5-dan / age 31 ●
Nov 30, 1990Prelims Round 3Osamu Katsuura9-dan / age 44 ○Michio Takahashi9-dan / age 30 ●
Dec 3, 1990Prelims Round 3Michio Ariyoshi9-dan / age 55 ○Hidemitsu Moriyasu9-dan / age 41 ●
Dec 8, 1990Prelims FinalEiji Ooshima6-dan / age 33 ○Katsuhiko Murooka5-dan / age 31 ●
Dec 10, 1990Prelims Round 3Hisao Hasebe8-dan / age 57 ○Yoshinori Satou7-dan / age 41 ●
Dec 13, 1990Prelims FinalMichio Ariyoshi9-dan / age 55 ○Toshiyuki Tsubouchi6-dan / age 41 ●
Dec 13, 1990Prelims FinalKunio YonenagaOsho / age 47 ○Kazuharu Shoshi5-dan / age 29 ●
Dec 14, 1990Prelims FinalTadahisa Maruyama4-dan / age 20 ○Osamu Katsuura9-dan / age 44 ●
Dec 17, 1990Prelims FinalKenji Kobayashi8-dan / age 33 ○Masahiko Urano6-dan / age 26 ●
Dec 27, 1990Prelims FinalShoichi Anzai4-dan / age 27 ○Hisao Hasebe8-dan / age 57 ●
Jan 10, 1991Prelims FinalMasataka Goda4-dan / age 19 ○Teruichi Aono8-dan / age 37 ●
Jan 11, 1991Prelims FinalHiroki Nakata5-dan / age 26 ○Keizou Noda4-dan / age 32 ●

Stage names are as recorded; exact bracket positions are not known. Terms are divided by the term numbers in the records.