39th term Oi-sen (FY1998)

Bracket 1

Best 32

• Hiroshi Honma5-dan / age 39 ○ Akira Kinoshita6-dan / age 58 ● Sep 17, 1997
• Masayuki Moriyasu6-dan / age 50 ○ Kiyoshi Aoki5-dan / age 49 ● Sep 18, 1997

Best 16

• Naoya Fujiwara5-dan / age 32 ○ Kouichi Kodama7-dan / age 46 ● Sep 9, 1997
• Kozo Arimori6-dan / age 34 ○ Mamoru Hatakeyama5-dan / age 28 ● Oct 6, 1997
• Kenji Kobayashi8-dan / age 40 ○ Toshiyuki Tsubouchi7-dan / age 48 ● Oct 6, 1997
• Naruyuki Hatakeyama6-dan / age 28 ○ Hiroshi Honma5-dan / age 39 ● Oct 7, 1997
• Masataka Sugimoto5-dan / age 28 ○ Kiyozumi Kiriyama9-dan / age 50 ● Oct 21, 1997
• Kenji Waki7-dan / age 37 ○ Noboru Kosaka6-dan / age 47 ● Oct 22, 1997
• Satoshi Murayama8-dan / age 28 ○ Masayuki Moriyasu6-dan / age 50 ● Oct 24, 1997
• Hitoshige Awaji9-dan / age 47 ○ Nobuo Mori6-dan / age 45 ● Oct 24, 1997

Quarterfinal

• Naoya Fujiwara5-dan / age 32 ○ Kenji Kobayashi8-dan / age 40 ● Oct 23, 1997
• Satoshi Murayama8-dan / age 28 ○ Kozo Arimori6-dan / age 34 ● Nov 18, 1997
• Naruyuki Hatakeyama6-dan / age 28 ○ Kenji Waki7-dan / age 37 ● Nov 19, 1997
• Masataka Sugimoto5-dan / age 29 ○ Hitoshige Awaji9-dan / age 47 ● Dec 3, 1997

Semifinal

• Naoya Fujiwara5-dan / age 32 ○ Naruyuki Hatakeyama6-dan / age 28 ● Dec 19, 1997
• Satoshi Murayama8-dan / age 28 ○ Masataka Sugimoto5-dan / age 29 ● Dec 24, 1997

Final

• Satoshi Murayama8-dan / age 28 ○ Naoya Fujiwara5-dan / age 32 ● Jan 8, 1998

Bracket 2

Best 32

• Kinji Shiihashi5-dan / age 48 ○ Hiroto Kiritani6-dan / age 47 ● Sep 4, 1997
• Shoudou Nakada6-dan / age 45 ○ Masakazu Wakamatsu6-dan / age 58 ● Sep 17, 1997

Best 16

• Yoshikazu Minami9-dan / age 34 ○ Yuji Maeda7-dan / age 43 ● Sep 2, 1997
• Masahiko Urano7-dan / age 33 ○ Shingo Hirafuji5-dan / age 33 ● Sep 24, 1997
• Norihiro Yagura4-dan / age 23 ○ Michio Ariyoshi9-dan / age 62 ● Sep 28, 1997
• Kazuo Azuma7-dan / age 42 ○ Kenji Kanzaki6-dan / age 33 ● Sep 28, 1997
• Hiroki Iizuka5-dan / age 28 ○ Hiroyuki Miura6-dan / age 23 ● Oct 3, 1997
• Tadahisa Maruyama7-dan / age 27 ○ Kinji Shiihashi5-dan / age 48 ● Oct 3, 1997
• Hiromitsu Kanki6-dan / age 38 ○ Kaishu Tanaka8-dan / age 50 ● Oct 4, 1997
• Koji TanigawaRyuo・Meijin / age 35 ○ Shoudou Nakada6-dan / age 45 ● Oct 22, 1997

Quarterfinal

• Hiroki Iizuka5-dan / age 28 ○ Tadahisa Maruyama7-dan / age 27 ● Oct 21, 1997
• Norihiro Yagura4-dan / age 23 ○ Kazuo Azuma7-dan / age 42 ● Nov 14, 1997
• Masahiko Urano7-dan / age 33 ○ Yoshikazu Minami9-dan / age 34 ● Nov 14, 1997
• Koji TanigawaRyuo・Meijin / age 35 ○ Hiromitsu Kanki6-dan / age 38 ● Dec 9, 1997

Semifinal

• Masahiko Urano7-dan / age 33 ○ Hiroki Iizuka5-dan / age 28 ● Dec 2, 1997
• Norihiro Yagura4-dan / age 23 ○ Koji TanigawaRyuo・Meijin / age 35 ● Dec 19, 1997

Final

• Norihiro Yagura4-dan / age 23 ○ Masahiko Urano7-dan / age 33 ● Jan 14, 1998

Bracket 3

Best 32

• Hiroshi Seki5-dan / age 37 ○ 清水市代 ● Oct 16, 1997

Best 16

• Nou Itoh4-dan / age 35 ○ Noboru Tamaru8-dan / age 47 ● Sep 10, 1997
• Eiji Ooshima6-dan / age 40 ○ Nobuyuki Oouchi9-dan / age 55 ● Sep 12, 1997
• Noboru Sakurai7-dan / age 56 ○ Seiichirou Taki7-dan / age 48 ● Sep 18, 1997
• Keiji Mori9-dan / age 51 ○ Haruo Numa6-dan / age 48 ● Sep 26, 1997
• Akio Ishikawa5-dan / age 34 ○ Yoshiyuki Ueyama6-dan / age 40 ● Oct 2, 1997
• Kazuharu Shoshi6-dan / age 35 ○ Shigeru Sekine9-dan / age 67 ● Oct 14, 1997
• Akira Shima8-dan / age 34 ○ Yukio Miyasaka8-dan / age 67 ● Oct 21, 1997
• Koichi Fukaura6-dan / age 25 ○ Hiroshi Seki5-dan / age 37 ● Oct 31, 1997

Quarterfinal

• Noboru Sakurai7-dan / age 56 ○ Keiji Mori9-dan / age 51 ● Oct 27, 1997
• Akira Shima8-dan / age 34 ○ Akio Ishikawa5-dan / age 34 ● Nov 4, 1997
• Kazuharu Shoshi6-dan / age 36 ○ Nou Itoh4-dan / age 35 ● Nov 4, 1997
• Koichi Fukaura6-dan / age 25 ○ Eiji Ooshima6-dan / age 40 ● Nov 7, 1997

Semifinal

• Akira Shima8-dan / age 34 ○ Noboru Sakurai7-dan / age 56 ● Nov 21, 1997
• Kazuharu Shoshi6-dan / age 36 ○ Koichi Fukaura6-dan / age 25 ● Dec 2, 1997

Final

• Akira Shima8-dan / age 34 ○ Kazuharu Shoshi6-dan / age 36 ● Dec 5, 1997

Bracket 4

Best 32

• Hiroharu Seto5-dan / age 40 ○ Hideo Yamaguchi7-dan / age 56 ● Sep 8, 1997

Best 16

• Isao Nakata5-dan / age 30 ○ Yoshiyuki Kubota4-dan / age 25 ● Sep 3, 1997
• Masaki Izumi6-dan / age 36 ○ Kiyokazu Katsumata4-dan / age 28 ● Sep 10, 1997
• Daisuke Suzuki5-dan / age 23 ○ Takeshi Kawakami4-dan / age 25 ● Sep 26, 1997
• Teruichi Aono9-dan / age 44 ○ Yoshimasa Saeki8-dan / age 61 ● Sep 30, 1997
• Shuuichi Ono7-dan / age 39 ○ Hiroharu Seto5-dan / age 40 ● Oct 6, 1997
• Kazushiza Horiguchi4-dan / age 22 ○ Kazuo Ishida9-dan / age 50 ● Oct 9, 1997
• Nobuyuki YashikiKisei / age 25 ○ Yaichio Oono6-dan / age 38 ● Oct 13, 1997
• Kazuyoshi Nishimura8-dan / age 55 ○ Tsuneo Kikuchi6-dan / age 48 ● Nov 5, 1997

Quarterfinal

• Kazushiza Horiguchi4-dan / age 22 ○ Isao Nakata5-dan / age 30 ● Oct 24, 1997
• Teruichi Aono9-dan / age 44 ○ Masaki Izumi7-dan / age 36 ● Oct 31, 1997
• Nobuyuki YashikiKisei / age 25 ○ Daisuke Suzuki5-dan / age 23 ● Nov 7, 1997
• Kazuyoshi Nishimura8-dan / age 55 ○ Shuuichi Ono7-dan / age 39 ● Nov 25, 1997

Semifinal

• Nobuyuki YashikiKisei / age 25 ○ Teruichi Aono9-dan / age 44 ● Nov 25, 1997
• Kazushiza Horiguchi4-dan / age 22 ○ Kazuyoshi Nishimura8-dan / age 55 ● Dec 4, 1997

Final

• Nobuyuki YashikiKisei / age 25 ○ Kazushiza Horiguchi4-dan / age 22 ● Dec 19, 1997

Bracket 5

Best 32

• 小林 裕士4-dan / age 20 ○ Junkichi Sakai6-dan / age 48 ● Sep 9, 1997

Best 16

• Yoshiyuki Matsumoto4-dan / age 25 ○ Hiroshi Okazaki4-dan / age 30 ● Sep 8, 1997
• Keiji Nishikawa6-dan / age 35 ○ Keizou Noda5-dan / age 39 ● Sep 9, 1997
• Hatasu Itou7-dan / age 47 ○ Youichi Kushida5-dan / age 32 ● Sep 18, 1997
• Keita Inoue8-dan / age 33 ○ 小林 裕士4-dan / age 20 ● Sep 18, 1997
• Kazuki Kimura4-dan / age 24 ○ Koji Horiguchi6-dan / age 36 ● Sep 19, 1997
• Kunio Naitou9-dan / age 57 ○ Hiroshi Naganuma5-dan / age 32 ● Sep 22, 1997
• Hiroshi Kamiya6-dan / age 36 ○ Masamitsu Tachi6-dan / age 32 ● Sep 28, 1997
• Bungo Fukusaki8-dan / age 37 ○ Hirofumi Itoh5-dan / age 37 ● Sep 28, 1997

Quarterfinal

• Yoshiyuki Matsumoto4-dan / age 25 ○ Hatasu Itou7-dan / age 47 ● Oct 13, 1997
• Kunio Naitou9-dan / age 57 ○ Keita Inoue8-dan / age 33 ● Oct 24, 1997
• Bungo Fukusaki8-dan / age 37 ○ Keiji Nishikawa7-dan / age 35 ● Oct 31, 1997
• Kazuki Kimura4-dan / age 24 ○ Hiroshi Kamiya6-dan / age 36 ● Nov 7, 1997

Semifinal

• Kazuki Kimura4-dan / age 24 ○ Yoshiyuki Matsumoto4-dan / age 25 ● Dec 5, 1997
• Kunio Naitou9-dan / age 58 ○ Bungo Fukusaki8-dan / age 38 ● Dec 9, 1997

Final

• Kazuki Kimura4-dan / age 24 ○ Kunio Naitou9-dan / age 58 ● Dec 24, 1997

Bracket 6

Best 32

• Yuuji Yoda5-dan / age 39 ○ Toratsugu Nomoto7-dan / age 52 ● Sep 3, 1997

Best 16

• Tadao Kitajima4-dan / age 31 ○ Torahiko Tanaka9-dan / age 40 ● Sep 12, 1997
• Hisashi Namekata5-dan / age 23 ○ Yasuaki Tsukada8-dan / age 32 ● Sep 12, 1997
• Kensuke Kitahama5-dan / age 21 ○ Hirotaka Nozuki4-dan / age 24 ● Sep 22, 1997
• Toshiaki Kubo5-dan / age 22 ○ Junichi Kase5-dan / age 39 ● Sep 26, 1997
• Osamu Katsuura9-dan / age 51 ○ Toshio Miyata7-dan / age 44 ● Oct 13, 1997
• Yuuji Yoda5-dan / age 39 ○ Osamu Nakamura8-dan / age 34 ● Oct 14, 1997
• Hiroki Nakata6-dan / age 33 ○ Teruhiko Suzuki7-dan / age 43 ● Oct 27, 1997
• Hifumi Katoh9-dan / age 57 ○ Shoichi Anzai5-dan / age 34 ● Nov 6, 1997

Quarterfinal

• Tadao Kitajima4-dan / age 31 ○ Kensuke Kitahama5-dan / age 21 ● Oct 13, 1997
• Toshiaki Kubo5-dan / age 22 ○ Yuuji Yoda5-dan / age 39 ● Nov 17, 1997
• Hisashi Namekata5-dan / age 23 ○ Hiroki Nakata7-dan / age 33 ● Dec 1, 1997
• Osamu Katsuura9-dan / age 51 ○ Hifumi Katoh9-dan / age 57 ● Dec 2, 1997

Semifinal

• Tadao Kitajima4-dan / age 31 ○ Toshiaki Kubo5-dan / age 22 ● Nov 26, 1997
• Hisashi Namekata5-dan / age 23 ○ Osamu Katsuura9-dan / age 51 ● Dec 19, 1997

Final

• Tadao Kitajima4-dan / age 32 ○ Hisashi Namekata5-dan / age 24 ● Jan 8, 1998

Bracket 7

Best 32

• Shuuichi Ikeda6-dan / age 52 ○ Ichirou Tanabe6-dan / age 59 ● Sep 26, 1997

Best 16

• Toshihiko Kawaguchi6-dan / age 60 ○ Kazuo Manabe8-dan / age 45 ● Sep 8, 1997
• Katsuhiko Murooka6-dan / age 38 ○ Ryuuichi Matsuura6-dan / age 45 ● Sep 28, 1997
• Shohei Takada5-dan / age 35 ○ Keiichi Sanada5-dan / age 24 ● Sep 28, 1997
• Takeshi Fujii6-dan / age 27 ○ Shuuichi Ikeda6-dan / age 52 ● Oct 8, 1997
• Takahiro Toyokawa5-dan / age 30 ○ Daisuke Nakagawa6-dan / age 29 ● Oct 14, 1997
• Makoto Nakahara9-dan / age 50 ○ Kenji Iino6-dan / age 43 ● Oct 14, 1997
• Michio Takahashi9-dan / age 37 ○ Terutaka Yasue7-dan / age 56 ● Oct 24, 1997
• Kunio Yonenaga9-dan / age 54 ○ Kosuke Tamura4-dan / age 21 ● Nov 11, 1997

Quarterfinal

• Makoto Nakahara9-dan / age 50 ○ Katsuhiko Murooka6-dan / age 38 ● Nov 7, 1997
• Takeshi Fujii6-dan / age 27 ○ Takahiro Toyokawa5-dan / age 30 ● Nov 10, 1997
• Michio Takahashi9-dan / age 37 ○ Toshihiko Kawaguchi6-dan / age 61 ● Nov 25, 1997
• Shohei Takada5-dan / age 35 ○ Kunio Yonenaga9-dan / age 54 ● Nov 26, 1997

Semifinal

• Michio Takahashi9-dan / age 37 ○ Takeshi Fujii6-dan / age 27 ● Dec 22, 1997
• Makoto Nakahara9-dan / age 50 ○ Shohei Takada5-dan / age 35 ● Dec 26, 1997

Final

• Michio Takahashi9-dan / age 37 ○ Makoto Nakahara9-dan / age 50 ● Jan 9, 1998

Bracket 8

Best 16

• Ichiro Hiura6-dan / age 31 ○ Saburou Takeichi6-dan / age 43 ● Sep 4, 1997
• Manabu Senzaki6-dan / age 27 ○ Katsumi Mushano6-dan / age 43 ● Sep 17, 1997
• Koji Tosa7-dan / age 42 ○ Chimine Yamaguchiage 60 ● Sep 26, 1997
• 小林 宏6-dan / age 34 ○ Makoto Chuza4-dan / age 27 ● Sep 26, 1997
• Masakazu Kondoh4-dan / age 26 ○ Hisashi Ogura5-dan / age 29 ● Sep 30, 1997
• 木下浩一age 30 ○ Eisaku Tomioka7-dan / age 33 ● Sep 30, 1997
• Toshiyuki Moriuchi8-dan / age 26 ○ Shouji Kenmochi8-dan / age 63 ● Oct 6, 1997
• Shuji Satoh5-dan / age 30 ○ Yoshinori Satou7-dan / age 48 ● Oct 16, 1997

Quarterfinal

• Shuji Satoh5-dan / age 30 ○ Masakazu Kondoh4-dan / age 26 ● Oct 23, 1997
• Ichiro Hiura6-dan / age 31 ○ Koji Tosa7-dan / age 42 ● Oct 27, 1997
• Toshiyuki Moriuchi8-dan / age 27 ○ 小林 宏6-dan / age 34 ● Nov 7, 1997
• 木下浩一age 30 ○ Manabu Senzaki6-dan / age 27 ● Dec 4, 1997

Semifinal

• Ichiro Hiura6-dan / age 31 ○ Shuji Satoh5-dan / age 30 ● Dec 12, 1997
• Toshiyuki Moriuchi8-dan / age 27 ○ 木下浩一age 30 ● Dec 12, 1997

Final

• Ichiro Hiura6-dan / age 31 ○ Toshiyuki Moriuchi8-dan / age 27 ● Dec 22, 1997