51st term Oi-sen (FY2010)

Bracket 1

Best 32

• Koji Horiguchi7-dan / age 48 ○ Takeshi Kawakami6-dan / age 37 ● Aug 12, 2009
• Nou Itoh5-dan / age 47 ○ 木下浩一age 41 ● Aug 19, 2009
• Shingo Itoh4-dan / age 27 ○ 石橋幸緒 ● Aug 26, 2009
• Kazuo Ishida9-dan / age 62 ○ Yoshiyuki Ueyama7-dan / age 52 ● Sep 9, 2009

Best 16

• Makoto Sasaki5-dan / age 29 ○ Kosuke Tamura6-dan / age 33 ● Aug 27, 2009
• Koji Tosa7-dan / age 54 ○ Shinya Satoh6-dan / age 32 ● Sep 1, 2009
• Manabu Senzaki8-dan / age 39 ○ Nou Itoh5-dan / age 47 ● Sep 2, 2009
• Hisashi Namekata8-dan / age 35 ○ Koji Horiguchi7-dan / age 48 ● Sep 2, 2009
• Yasuaki Murayama5-dan / age 25 ○ Hisashi Ogura7-dan / age 41 ● Sep 7, 2009
• Hideyuki Takano5-dan / age 37 ○ Yasuaki Tsukada9-dan / age 44 ● Sep 18, 2009
• Taku Morishita9-dan / age 43 ○ Shingo Itoh4-dan / age 27 ● Sep 28, 2009
• Ayumu Matsuo7-dan / age 29 ○ Kazuo Ishida9-dan / age 62 ● Sep 30, 2009

Quarterfinal

• Hisashi Namekata8-dan / age 35 ○ Koji Tosa7-dan / age 54 ● Sep 30, 2009
• Manabu Senzaki8-dan / age 39 ○ Makoto Sasaki5-dan / age 29 ● Oct 2, 2009
• Ayumu Matsuo7-dan / age 29 ○ Hideyuki Takano5-dan / age 37 ● Oct 15, 2009
• Taku Morishita9-dan / age 43 ○ Yasuaki Murayama5-dan / age 25 ● Oct 21, 2009

Semifinal

• Hisashi Namekata8-dan / age 35 ○ Taku Morishita9-dan / age 43 ● Nov 18, 2009
• Ayumu Matsuo7-dan / age 29 ○ Manabu Senzaki8-dan / age 39 ● Nov 20, 2009

Final

• Ayumu Matsuo7-dan / age 29 ○ Hisashi Namekata8-dan / age 35 ● Dec 4, 2009

Bracket 2

Best 32

• Kazuhiro Nishikawa4-dan / age 23 ○ Hiromitsu Kanki6-dan / age 50 ● Aug 12, 2009
• Shinya Yamamoto5-dan / age 37 ○ Kazuo Azuma7-dan / age 53 ● Aug 13, 2009
• Tadashi Ooishi4-dan / age 19 ○ Noboru Kosaka7-dan / age 59 ● Aug 17, 2009
• Yuji Masuda5-dan / age 38 ○ Kouichi Kodama7-dan / age 58 ● Aug 18, 2009

Best 16

• Kenji Kanzaki7-dan / age 45 ○ Takanori Anyouji6-dan / age 34 ● Aug 27, 2009
• Kiyozumi Kiriyama9-dan / age 61 ○ Yusuke Ina6-dan / age 33 ● Aug 31, 2009
• Shingo Hirafuji6-dan / age 45 ○ Akira Inaba4-dan / age 21 ● Sep 2, 2009
• Kenji Waki8-dan / age 49 ○ Kenji Kobayashi9-dan / age 52 ● Sep 8, 2009
• Takayuki Yamasaki7-dan / age 28 ○ Shinya Yamamoto5-dan / age 37 ● Sep 8, 2009
• Yuji Masuda6-dan / age 38 ○ Mamoru Hatakeyama7-dan / age 40 ● Sep 11, 2009
• Tadashi Ooishi4-dan / age 20 ○ Keita Inoue8-dan / age 45 ● Sep 24, 2009
• Takashi Abe8-dan / age 42 ○ Kazuhiro Nishikawa4-dan / age 23 ● Oct 2, 2009

Quarterfinal

• Tadashi Ooishi4-dan / age 20 ○ Kiyozumi Kiriyama9-dan / age 62 ● Oct 9, 2009
• Yuji Masuda6-dan / age 38 ○ Kenji Waki8-dan / age 49 ● Oct 15, 2009
• Takayuki Yamasaki7-dan / age 28 ○ Shingo Hirafuji6-dan / age 46 ● Oct 20, 2009
• Takashi Abe8-dan / age 42 ○ Kenji Kanzaki7-dan / age 45 ● Oct 21, 2009

Semifinal

• Tadashi Ooishi4-dan / age 20 ○ Yuji Masuda6-dan / age 38 ● Nov 10, 2009
• Takayuki Yamasaki7-dan / age 28 ○ Takashi Abe8-dan / age 42 ● Nov 17, 2009

Final

• Tadashi Ooishi4-dan / age 20 ○ Takayuki Yamasaki7-dan / age 28 ● Dec 11, 2009

Bracket 3

Best 32

• Yaichio Oono7-dan / age 50 ○ Kazuharu Shoshi7-dan / age 47 ● Aug 18, 2009
• Yuichi Tanaka4-dan / age 24 ○ Yoshinori Satou8-dan / age 60 ● Sep 4, 2009
• Nobuyuki Oouchi9-dan / age 67 ○ Kenji Iino7-dan / age 55 ● Sep 9, 2009
• Shinichi Satoh4-dan / age 27 ○ 清水市代 ● Sep 11, 2009

Best 16

• Akira Nishio5-dan / age 29 ○ Hiroki Iizuka6-dan / age 40 ● Aug 13, 2009
• Hiroaki Yokoyama5-dan / age 28 ○ Hifumi Katoh9-dan / age 69 ● Aug 14, 2009
• Akihito Hirose5-dan / age 22 ○ Kazutoshi Satoh5-dan / age 31 ● Aug 19, 2009
• Yuya Nagaoka4-dan / age 24 ○ Keiichi Sanada7-dan / age 36 ● Sep 4, 2009
• Takeshi Fujii9-dan / age 39 ○ Yaichio Oono7-dan / age 50 ● Oct 1, 2009
• Shinichi Satoh4-dan / age 27 ○ Shuji Satoh7-dan / age 42 ● Oct 5, 2009
• Masataka Goda9-dan / age 38 ○ Yuichi Tanaka4-dan / age 24 ● Oct 9, 2009
• Kensuke Kitahama7-dan / age 33 ○ Nobuyuki Oouchi9-dan / age 68 ● Oct 9, 2009

Quarterfinal

• Hiroaki Yokoyama5-dan / age 29 ○ Shinichi Satoh4-dan / age 27 ● Nov 11, 2009
• Akihito Hirose5-dan / age 22 ○ Masataka Goda9-dan / age 38 ● Nov 16, 2009
• Akira Nishio5-dan / age 30 ○ Takeshi Fujii9-dan / age 39 ● Nov 20, 2009
• Yuya Nagaoka4-dan / age 24 ○ Kensuke Kitahama7-dan / age 33 ● Nov 25, 2009

Semifinal

• Akihito Hirose5-dan / age 22 ○ Hiroaki Yokoyama5-dan / age 29 ● Dec 21, 2009
• Yuya Nagaoka4-dan / age 24 ○ Akira Nishio5-dan / age 30 ● Dec 22, 2009

Final

• Akihito Hirose5-dan / age 22 ○ Yuya Nagaoka4-dan / age 24 ● Jan 7, 2010

Bracket 4

Best 32

• Yuki Fujikura4-dan / age 29 ○ Manabu Kumasaka4-dan / age 32 ● Aug 11, 2009
• Kozo Arimori7-dan / age 46 ○ Nobuo Mori7-dan / age 57 ● Aug 27, 2009
• Masakazu Watanabe4-dan / age 23 ○ Michio Ariyoshi9-dan / age 74 ● Sep 4, 2009

Best 16

• Masahiko Urano7-dan / age 45 ○ Norihiro Yagura6-dan / age 34 ● Aug 14, 2009
• Isao Nakata7-dan / age 42 ○ Hiroki Nakata8-dan / age 44 ● Sep 2, 2009
• Masakazu Kondoh6-dan / age 38 ○ Eisaku Tomioka8-dan / age 45 ● Sep 7, 2009
• Eiji Iijima6-dan / age 29 ○ Tadao Kitajima6-dan / age 43 ● Sep 11, 2009
• Akira WatanabeRyuo / age 25 ○ Yuki Fujikura4-dan / age 29 ● Sep 15, 2009
• Akihiro Murata4-dan / age 23 ○ 小林 裕士6-dan / age 32 ● Sep 17, 2009
• Koji Tanigawa9-dan / age 47 ○ Masakazu Watanabe4-dan / age 23 ● Oct 15, 2009
• Naruyuki Hatakeyama7-dan / age 40 ○ Kozo Arimori7-dan / age 46 ● Oct 22, 2009

Quarterfinal

• Akira WatanabeRyuo / age 25 ○ Eiji Iijima6-dan / age 30 ● Oct 26, 2009
• Koji Tanigawa9-dan / age 47 ○ Masahiko Urano7-dan / age 45 ● Oct 26, 2009
• Masakazu Kondoh6-dan / age 38 ○ Isao Nakata7-dan / age 42 ● Oct 29, 2009
• Akihiro Murata4-dan / age 23 ○ Naruyuki Hatakeyama7-dan / age 40 ● Nov 6, 2009

Semifinal

• Akira WatanabeRyuo / age 25 ○ Masakazu Kondoh6-dan / age 38 ● Nov 20, 2009
• Koji Tanigawa9-dan / age 47 ○ Akihiro Murata4-dan / age 23 ● Nov 26, 2009

Final

• Akira WatanabeRyuo / age 25 ○ Koji Tanigawa9-dan / age 47 ● Dec 14, 2009

Bracket 5

Best 32

• Shoji Segawa4-dan / age 39 ○ Takashi Kanezawa5-dan / age 36 ● Aug 13, 2009
• Noboru Tamaru8-dan / age 59 ○ Shohei Takada6-dan / age 47 ● Sep 4, 2009
• 小林 宏6-dan / age 46 ○ Hatasu Itou7-dan / age 58 ● Sep 10, 2009

Best 16

• Makoto Chuza7-dan / age 39 ○ Daisuke Katagami6-dan / age 27 ● Aug 12, 2009
• Nobuyuki Yashiki9-dan / age 37 ○ Kota Kanai4-dan / age 23 ● Aug 13, 2009
• Katsuhiko Murooka7-dan / age 50 ○ Osamu Katsuura9-dan / age 63 ● Sep 3, 2009
• Sakio Chiba5-dan / age 30 ○ Ryosuke Nakamura5-dan / age 23 ● Sep 9, 2009
• Daisuke Nakagawa7-dan / age 41 ○ Kiyokazu Katsumata6-dan / age 40 ● Sep 15, 2009
• Shoji Segawa4-dan / age 39 ○ Daisuke Suzuki8-dan / age 35 ● Sep 16, 2009
• Tadahisa Maruyama9-dan / age 39 ○ Noboru Tamaru8-dan / age 59 ● Oct 7, 2009
• 小林 宏6-dan / age 46 ○ Takahiro Toyokawa7-dan / age 42 ● Oct 15, 2009

Quarterfinal

• Shoji Segawa4-dan / age 39 ○ Daisuke Nakagawa7-dan / age 41 ● Oct 9, 2009
• Katsuhiko Murooka7-dan / age 50 ○ Nobuyuki Yashiki9-dan / age 37 ● Oct 14, 2009
• Tadahisa Maruyama9-dan / age 39 ○ Sakio Chiba5-dan / age 30 ● Oct 28, 2009
• 小林 宏6-dan / age 46 ○ Makoto Chuza7-dan / age 39 ● Nov 11, 2009

Semifinal

• Tadahisa Maruyama9-dan / age 39 ○ Katsuhiko Murooka7-dan / age 50 ● Nov 25, 2009
• Shoji Segawa4-dan / age 39 ○ 小林 宏7-dan / age 46 ● Dec 15, 2009

Final

• Tadahisa Maruyama9-dan / age 39 ○ Shoji Segawa4-dan / age 39 ● Dec 22, 2009

Bracket 6

Best 32

• Youichi Kushida6-dan / age 44 ○ Ryuuichi Matsuura7-dan / age 57 ● Aug 14, 2009
• Shingo Sawada4-dan / age 17 ○ Yuji Maeda8-dan / age 55 ● Sep 1, 2009
• Toshiyuki Nakao5-dan / age 34 ○ Yusuke Toyama4-dan / age 29 ● Sep 9, 2009

Best 16

• Atsushi Miyata5-dan / age 28 ○ Takehiro Ohira5-dan / age 32 ● Aug 24, 2009
• Shuji Muranaka4-dan / age 28 ○ Ichiro Hiura7-dan / age 43 ● Sep 4, 2009
• Tetsuro Itodani5-dan / age 20 ○ Bungo Fukusaki9-dan / age 49 ● Sep 4, 2009
• Hitoshige Awaji9-dan / age 59 ○ Kaishu Tanaka9-dan / age 62 ● Sep 14, 2009
• Satoru Sakaguchi4-dan / age 31 ○ Kunio Naitou9-dan / age 69 ● Sep 18, 2009
• Shingo Sawada4-dan / age 17 ○ Masataka Sugimoto7-dan / age 40 ● Sep 18, 2009
• Hiroyuki Miura8-dan / age 35 ○ Youichi Kushida6-dan / age 44 ● Oct 2, 2009
• Torahiko Tanaka9-dan / age 52 ○ Toshiyuki Nakao5-dan / age 34 ● Oct 13, 2009

Quarterfinal

• Hitoshige Awaji9-dan / age 59 ○ Shingo Sawada4-dan / age 17 ● Oct 13, 2009
• Satoru Sakaguchi4-dan / age 31 ○ Tetsuro Itodani5-dan / age 21 ● Oct 26, 2009
• Atsushi Miyata5-dan / age 28 ○ Torahiko Tanaka9-dan / age 52 ● Oct 28, 2009
• Hiroyuki Miura8-dan / age 35 ○ Shuji Muranaka6-dan / age 28 ● Oct 30, 2009

Semifinal

• Hiroyuki Miura8-dan / age 35 ○ Atsushi Miyata5-dan / age 28 ● Nov 27, 2009
• Satoru Sakaguchi4-dan / age 31 ○ Hitoshige Awaji9-dan / age 59 ● Dec 2, 2009

Final

• Hiroyuki Miura8-dan / age 35 ○ Satoru Sakaguchi5-dan / age 31 ● Dec 22, 2009

Bracket 7

Best 32

• Takuma Oikawa4-dan / age 22 ○ Toshio Miyata7-dan / age 56 ● Aug 11, 2009
• Keizou Noda6-dan / age 51 ○ Ryo Shimamoto4-dan / age 29 ● Aug 18, 2009
• Hirofumi Itoh6-dan / age 49 ○ Naoya Fujiwara6-dan / age 44 ● Sep 8, 2009

Best 16

• Masayuki Toyoshima5-dan / age 19 ○ Hiroshi Naganuma7-dan / age 44 ● Aug 12, 2009
• Makoto Tobe5-dan / age 23 ○ Teruichi Aono9-dan / age 56 ● Aug 18, 2009
• Kazushiza Horiguchi7-dan / age 34 ○ Hiroshi Okazaki6-dan / age 42 ● Sep 2, 2009
• Toshiyuki Moriuchi9-dan / age 38 ○ Takuma Oikawa4-dan / age 22 ● Sep 4, 2009
• Toshiaki KuboKio / age 34 ○ Keizou Noda6-dan / age 51 ● Sep 10, 2009
• Keiji Nishikawa7-dan / age 47 ○ Tomohiro Murata6-dan / age 28 ● Sep 14, 2009
• Amahiko Satoh5-dan / age 21 ○ Masaki Izumi7-dan / age 48 ● Sep 17, 2009
• Yoshikazu Minami9-dan / age 46 ○ Hirofumi Itoh6-dan / age 49 ● Sep 18, 2009

Quarterfinal

• Makoto Tobe5-dan / age 23 ○ Kazushiza Horiguchi7-dan / age 34 ● Oct 19, 2009
• Toshiaki KuboKio / age 34 ○ Keiji Nishikawa7-dan / age 47 ● Oct 19, 2009
• Toshiyuki Moriuchi9-dan / age 39 ○ Amahiko Satoh5-dan / age 21 ● Oct 23, 2009
• Masayuki Toyoshima5-dan / age 19 ○ Yoshikazu Minami9-dan / age 46 ● Oct 28, 2009

Semifinal

• Makoto Tobe5-dan / age 23 ○ Toshiyuki Moriuchi9-dan / age 39 ● Nov 4, 2009
• Toshiaki KuboKio / age 34 ○ Masayuki Toyoshima5-dan / age 19 ● Nov 24, 2009

Final

• Makoto Tobe5-dan / age 23 ○ Toshiaki KuboKio / age 34 ● Dec 24, 2009

Bracket 8

Best 32

• Shoichi Anzai6-dan / age 46 ○ Eiji Ooshima7-dan / age 52 ● Aug 11, 2009
• Saburou Takeichi6-dan / age 55 ○ Katsumi Mushano7-dan / age 55 ● Sep 3, 2009
• Seiichirou Taki7-dan / age 60 ○ Yuuji Yoda6-dan / age 51 ● Sep 3, 2009

Best 16

• Hirotaka Nozuki7-dan / age 36 ○ Hirokazu Ueno5-dan / age 32 ● Aug 18, 2009
• Hiroshi Kamiya7-dan / age 48 ○ Taichi Nakamura4-dan / age 21 ● Sep 8, 2009
• Issei Takazaki4-dan / age 22 ○ Keiji Mori9-dan / age 63 ● Sep 10, 2009
• Yoshiyuki Kubota6-dan / age 37 ○ Yoshiyuki Matsumoto6-dan / age 37 ● Sep 11, 2009
• Akira Shima9-dan / age 46 ○ Akio Ishikawa7-dan / age 46 ● Sep 17, 2009
• Michio Takahashi9-dan / age 49 ○ Shoichi Anzai6-dan / age 46 ● Sep 17, 2009
• Chikara Akutsu6-dan / age 27 ○ Saburou Takeichi6-dan / age 55 ● Oct 7, 2009
• Osamu Nakamura9-dan / age 46 ○ Seiichirou Taki7-dan / age 60 ● Oct 7, 2009

Quarterfinal

• Michio Takahashi9-dan / age 49 ○ Hiroshi Kamiya7-dan / age 48 ● Oct 5, 2009
• Issei Takazaki4-dan / age 22 ○ Akira Shima9-dan / age 46 ● Oct 29, 2009
• Yoshiyuki Kubota6-dan / age 37 ○ Osamu Nakamura9-dan / age 46 ● Nov 2, 2009
• Chikara Akutsu6-dan / age 27 ○ Hirotaka Nozuki7-dan / age 36 ● Nov 5, 2009

Semifinal

• Issei Takazaki4-dan / age 22 ○ Chikara Akutsu6-dan / age 27 ● Nov 24, 2009
• Yoshiyuki Kubota6-dan / age 37 ○ Michio Takahashi9-dan / age 49 ● Dec 4, 2009

Final

• Issei Takazaki4-dan / age 22 ○ Yoshiyuki Kubota6-dan / age 37 ● Dec 24, 2009