Oya Koichi

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Graph

Data

Wins72
Losses107
Total179
Linkhttp://www.nihonkiin.or.j...
Linkhttp://senseis.xmp.net/?O...
Linkhttps://ja.wikipedia.org/...
Date of Birth1966-03-22

Game List

DateRatingColorResultOpponentKifu
2022-12-122963 Black Win Osuka Seira 2762 jpView game
2022-08-222963 Black Loss Xie Yimin 3058 jpView game
2021-11-292964 Black Loss Cho Chikun 3162 jpView game
2021-08-302965 White Win Takemiya Youkou 2742 jpView game
2021-08-302965 White Win Okada Yumiko 2646 jpView game
2021-08-302965 Black Loss Kurotaki Masaki 3000 jpView game
2021-04-012967 Black Loss Ishida Yoshio 3026 jpView game
2020-12-242971 White Loss Motoki Katsuya 3340 jpView game
2020-12-212971 Black Win Yoda Norimoto 3270 jpView game
2020-11-092971 Black Loss Hsu Chiayuan 3456 jpView game
2020-11-012971 Black Loss Yamamoto Kentaro 2984 jpView game
2020-11-012971 Black Loss Mochizuki Kenichi 3112 jpView game
2020-10-312971 Black Loss Ogata Masaki 3033 jpView game
2020-10-312971 Black Win Omori Yasushi 2853 jpView game
2020-08-242974 White Win Anzai Nobuaki 3267 jpView game
2020-08-242974 White Win Nakazawa Ayako 2712 jpView game
2019-12-122974 White Win Ueno Risa 2950 jpView game
2019-10-242973 White Loss Xie Yimin 3053 jpView game
2019-09-162973 Black Loss Iguchi Toyohide 3044 jpView game
2019-09-122973 White Loss Seki Kotaro 3241 jpView game
2018-11-202979 Black Loss Ohashi Hirofumi 3167 jpView game
2017-12-212989 Black Loss Imamura Toshiya 3184 jpView game
2017-06-222996 Black Loss Kataoka Satoshi 3107 jpView game
2016-12-153005 White Loss Ko Iso 3259 jpView game
2016-10-203008 White Win Ishida Yoshio 3041 jpView game
2015-12-243020 White Loss Yukawa Mitsuhisa 3113 jpView game
2015-11-263021 Black Loss Ishida Yoshio 3047 jpView game
2015-11-073022 White Loss O Meien 3184 jpView game
2015-10-083025 White Win Kobayashi Satoru 3225 jpView game
2015-01-263037 Black Loss Hong Seokui 3176 jpView game
2014-04-103056 Black Win Ishida Yoshio 3073 jpView game
2014-03-273056 Black Loss Otake Hideo 3035 jpView game
2014-02-063059 Black Win Hsu Chiayuan 3345 jpView game
2013-12-123061 White Loss Ishida Yoshio 3080 jpView game
2013-11-283061 White Loss Ichiriki Ryo 3347 jpView game
2013-02-073078 Black Loss So Yokoku 3168 jpView game
2013-01-193079 Black Loss Yuki Satoshi 3328 jpView game
2013-01-173079 White Win Shuto Shun 3175 jpView game
2012-12-153081 Black Win Tsuruyama Atsushi 3163 jpView game
2012-11-173081 White Win Yamashita Keigo 3366 jpView game
2012-11-083081 Black Win Kobayashi Satoru 3230 jpView game
2012-04-193077 Black Loss Hwang Jinhyung 3011 krView game
2012-01-123076 White Loss Yoda Norimoto 3259 jpView game
2012-01-123076 Black Win Nishimura Keiji 2961 jpView game
2011-12-033076 White Loss Takao Shinji 3376 jpView game
2011-11-173076 Black Loss Takao Shinji 3376 jpView game
2011-09-103076 Black Win Ogaki Yusaku 3074 jpView game
2011-04-293074 White Loss Lee Changho 3473 krView game
2011-03-313074 White Loss So Yokoku 3167 jpView game
2011-01-133074 Black Loss Mitani Tetsuya 3181 jpView game
2010-05-133078 White Loss Kono Rin 3368 jpView game
2009-11-303081 White Loss Kato Atsushi 3173 jpView game
2009-09-033084 White Win Rin Kaiho 3060 jpView game
2009-08-203085 White Loss Yuki Satoshi 3329 jpView game
2009-07-233085 Black Win Cho Chikun 3263 jpView game
2009-06-183085 Black Loss Ko Iso 3221 jpView game
2009-01-153087 White Win Takemiya Masaki 3184 jpView game
2008-12-183086 White Loss O Meien 3229 jpView game
2008-12-113086 White Loss Ryu Shikun 3239 jpView game
2008-11-273086 White Win Yoda Norimoto 3293 jpView game
2008-09-043085 White Loss Otake Hideo 3075 jpView game
2008-01-103085 Black Loss Cho Sonjin 3222 jpView game
2007-12-063085 Black Loss Takao Shinji 3381 jpView game
2007-03-153089 White Loss Yo Kagen 3034 jpView game
2006-12-073092 Black Loss Takemiya Masaki 3165 jpView game
2006-07-033100 White Loss Cho U 3449 jpView game
2006-05-293102 Black Win Yoda Norimoto 3337 jpView game
2006-05-253102 Black Loss Cho Chikun 3325 jpView game
2006-05-013103 Black Win Mizokami Tomochika 3218 jpView game
2006-02-163104 White Loss Kobayashi Satoru 3294 jpView game
2006-02-073104 Black Loss Takao Shinji 3382 jpView game
2006-01-123105 White Loss Kataoka Satoshi 3196 jpView game
2005-12-203105 Black Win Hashimoto Yujiro 2988 jpView game
2005-12-203105 Black Win Abe Yoshiteru 2848 jpView game
2005-12-053106 Black Win Yamada Kimio 3281 jpView game
2005-10-203105 Black Loss Cho Chikun 3327 jpView game
2005-01-183106 White Win Aragaki Takeshi 2857 jpView game
2005-01-063106 Black Loss Yokota Shigeaki 3121 jpView game
2004-12-203106 White Win Ryu Shikun 3200 jpView game
2004-07-153105 Black Loss O Rissei 3261 jpView game
2004-06-103105 White Loss Ohba Junya 2937 jpView game
2004-03-023107 White Loss Kamimura Haruo 3068 jpView game
2004-01-273109 White Win Nakaonoda Tomomi 3134 jpView game
2003-12-013110 Black Loss O Rissei 3282 jpView game
2003-07-273115 Black Win Hane Naoki 3312 jpView game
2003-06-233115 White Loss Cho Sonjin 3240 jpView game
2003-05-263115 Black Win Kono Rin 3250 jpView game
2003-04-073115 White Loss O Rissei 3277 jpView game
2003-01-203116 White Win Abe Yoshiteru 2847 jpView game
2003-01-203116 Black Win Otake Hideo 3132 jpView game
2002-12-093115 White Win Yokota Shigeaki 3112 jpView game
2002-12-093115 Black Win Kataoka Satoshi 3156 jpView game
2002-11-073113 Black Loss Kenmochi Joe 2964 jpView game
2002-04-213107 Black Loss Chin Kaei 3039 jpView game
2001-04-293104 White Loss Yuki Satoshi 3298 jpView game
2001-04-053104 Black Loss Yuki Satoshi 3295 jpView game
2001-03-083104 White Loss Cho Chikun 3335 jpView game
2001-02-083105 White Loss Hane Naoki 3279 jpView game
2001-01-183105 White Win Otake Hideo 3177 jpView game
2000-12-073105 Black Win Yamada Kimio 3268 jpView game
2000-11-093104 Black Loss Cho U 3284 jpView game
2000-10-193104 Black Loss Cho Sonjin 3262 jpView game
2000-09-183104 Black Loss Cho Sonjin 3261 jpView game
2000-07-133105 Black Win Kataoka Satoshi 3190 jpView game
1999-07-013101 White Loss Kato Masao 3292 jpView game
1999-06-203101 Black Loss Yoshida Mika 2905 jpView game
1999-04-293102 Black Win Hane Naoki 3240 jpView game
1999-02-013102 White Loss Tokimoto Hajime 3074 jpView game
1998-12-223103 White Win Muramatsu Ryuichi 2973 jpView game
1998-09-173104 Black Loss O Rissei 3334 jpView game
1998-08-233104 White Loss Tono Hiroaki 3226 jpView game
1998-08-203104 Black Win Oyama Kunio 3050 jpView game
1998-07-233104 Black Win Kato Masao 3293 jpView game
1998-04-303103 White Loss Hiroe Hiroyuki 2994 jpView game
1998-04-123103 White Win Kurahashi Masayuki 3142 jpView game
1998-04-023103 Black Win Yuki Satoshi 3247 jpView game
1997-08-073095 Black Loss O Meien 3229 jpView game
1997-03-063092 Black Loss Iwata Tatsuaki 3099 jpView game
1997-02-173092 White Loss Hisajima Kunio 3103 jpView game
1997-01-163092 Black Win Kojima Takaho 2942 jpView game
1996-12-163092 Black Win Nakano Hironari 3196 jpView game
1996-12-163092 White Win Tei Meiko 2872 jpView game
1995-03-093075 White Loss Ushinohama Satsuo 3067 jpView game
1995-02-093074 Black Loss Nakamura Hidehito 2983 jpView game
1994-11-243075 Black Loss Kurahashi Masayuki 3139 jpView game
1994-11-103075 White Win Kishimoto Kazuo 2900 jpView game
1994-08-113077 White Loss Mimura Tomoyasu 3168 jpView game
1994-04-143080 Black Loss Rin Kaiho 3288 jpView game
1994-03-173081 White Win Yamada Kimio 3219 jpView game
1994-01-273082 White Win Kataoka Satoshi 3273 jpView game
1993-12-133081 Black Loss Nakano Hironari 3150 jpView game
1993-10-023081 White Loss Komatsu Hideki 3194 jpView game
1993-07-013082 White Loss Yuki Satoshi 3197 jpView game
1993-04-293084 Black Win Ryu Shikun 3225 jpView game
1993-03-133084 Black Win Ryu Shikun 3223 jpView game
1993-03-113084 White Loss Kobayashi Satoru 3351 jpView game
1992-11-123081 White Loss Cho Chikun 3375 jpView game
1992-11-023081 Black Loss Nakaonoda Tomomi 3134 jpView game
1992-10-173081 White Win Michael Redmond 3079 jpView game
1992-10-153081 Black Win Cho Sonjin 3190 jpView game
1992-07-303078 White Loss Sakata Eio 3076 jpView game
1992-05-213077 White Loss O Rissei 3320 jpView game
1992-03-253076 White Loss Yuki Satoshi 3155 jpView game
1992-03-223076 White Loss Cho Sonjin 3194 jpView game
1992-03-083076 White Win Aoki Shinichi 3012 jpView game
1991-12-163075 White Loss Iwata Hajime 2874 jpView game
1991-11-253076 White Win Imamura Yoshiaki 3037 jpView game
1991-11-073076 Black Loss Kobayashi Koichi 3367 jpView game
1991-10-243076 Black Loss Shiraishi Yutaka 3063 jpView game
1991-09-263077 Black Win Honda Kunihisa 3213 jpView game
1991-08-223077 White Win Yamada Wakio 2889 jpView game
1991-06-203076 Black Loss Yoda Norimoto 3282 jpView game
1991-05-163076 Black Win Kanashima Tadashi 3003 jpView game
1990-10-153074 Black Loss Aoki Shinichi 3025 jpView game
1990-04-303076 Black Win Yang Hui 3081 cnView game
1990-04-293076 Black Loss Liao Guiyong 3090 cnView game
1990-04-283076 White Loss Liao Guiyong 3090 cnView game
1989-02-263089 White Loss Kobayashi Satoru 3303 jpView game
1989-01-293090 White Win Fujisawa Hideyuki 3241 jpView game
1988-10-233091 White Win Shiraishi Yutaka 3082 jpView game
1988-08-063090 Black Loss Hidaka Toshiyuki 2862 jpView game
1988-04-173092 Black Win Nakamura Hidehito 3045 jpView game
1987-06-253094 Black Loss Rin Kaiho 3333 jpView game
1987-06-033094 Black Win Yang Hui 3053 cnView game
1987-05-313094 Black Loss Yu Bin 3206 cnView game
1987-05-283094 White Loss Yu Bin 3205 cnView game
1987-05-263094 White Win Liang Weitang 3029 cnView game
1987-05-243094 Black Win Wang Jianhong 3020 cnView game
1987-05-223094 White Win Zhang Wendong 3183 cnView game
1987-05-203094 Black Win Zhang Wendong 3183 cnView game
1987-03-263092 Black Win Sonoda Yuichi 3242 jpView game
1986-08-173077 Black Loss Yoda Norimoto 3251 jpView game
1986-08-103076 Black Win Aragaki Takeshi 3031 jpView game
1986-07-243075 White Loss O Rissei 3254 jpView game
1986-06-143073 White Loss Yamada Wakio 2951 jpView game
1986-05-213072 Black Loss Ishikura Noboru 3063 jpView game
1986-02-133069 Black Loss Ishida Yoshio 3271 jpView game
1985-02-133064 White Win Hidaka Toshiyuki 2846 jpView game
1984-09-013060 White Loss Ogata Masaki 3048 jpView game

Contact: Rémi Coulom.