Oya Koichi

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Graph

Data

Wins70
Losses107
Total177
Linkhttp://www.nihonkiin.or.j...
Linkhttp://senseis.xmp.net/?O...
Linkhttps://ja.wikipedia.org/...
Date of Birth1966-03-22

Game List

DateRatingColorResultOpponentKifu
2022-08-222954 Black Loss Xie Yimin 3060 jpView game
2021-11-292957 Black Loss Cho Chikun 3133 jpView game
2021-08-302959 White Win Takemiya Youkou 2752 jpView game
2021-08-302959 White Win Okada Yumiko 2680 jpView game
2021-08-302959 Black Loss Kurotaki Masaki 3022 jpView game
2021-04-012963 Black Loss Ishida Yoshio 3035 jpView game
2020-12-242966 White Loss Motoki Katsuya 3338 jpView game
2020-12-212966 Black Win Yoda Norimoto 3265 jpView game
2020-11-092967 Black Loss Hsu Chiayuan 3460 jpView game
2020-11-012967 Black Loss Yamamoto Kentaro 3007 jpView game
2020-11-012967 Black Loss Mochizuki Kenichi 3102 jpView game
2020-10-312967 Black Loss Ogata Masaki 3040 jpView game
2020-10-312967 Black Win Omori Yasushi 2879 jpView game
2020-08-242970 White Win Anzai Nobuaki 3272 jpView game
2020-08-242970 White Win Nakazawa Ayako 2743 jpView game
2019-12-122970 White Win Ueno Risa 2904 jpView game
2019-10-242970 White Loss Xie Yimin 3053 jpView game
2019-09-162970 Black Loss Iguchi Toyohide 3049 jpView game
2019-09-122970 White Loss Seki Kotaro 3234 jpView game
2018-11-202976 Black Loss Ohashi Hirofumi 3162 jpView game
2017-12-212987 Black Loss Imamura Toshiya 3182 jpView game
2017-06-222994 Black Loss Kataoka Satoshi 3114 jpView game
2016-12-153004 White Loss Ko Iso 3259 jpView game
2016-10-203007 White Win Ishida Yoshio 3044 jpView game
2015-12-243019 White Loss Yukawa Mitsuhisa 3117 jpView game
2015-11-263020 Black Loss Ishida Yoshio 3051 jpView game
2015-11-073022 White Loss O Meien 3185 jpView game
2015-10-083024 White Win Kobayashi Satoru 3226 jpView game
2015-01-263037 Black Loss Hong Seokui 3175 jpView game
2014-04-103056 Black Win Ishida Yoshio 3075 jpView game
2014-03-273056 Black Loss Otake Hideo 3037 jpView game
2014-02-063059 Black Win Hsu Chiayuan 3345 jpView game
2013-12-123061 White Loss Ishida Yoshio 3082 jpView game
2013-11-283062 White Loss Ichiriki Ryo 3348 jpView game
2013-02-073078 Black Loss So Yokoku 3169 jpView game
2013-01-193079 Black Loss Yuki Satoshi 3329 jpView game
2013-01-173079 White Win Shuto Shun 3177 jpView game
2012-12-153081 Black Win Tsuruyama Atsushi 3165 jpView game
2012-11-173082 White Win Yamashita Keigo 3367 jpView game
2012-11-083082 Black Win Kobayashi Satoru 3232 jpView game
2012-04-193077 Black Loss Hwang Jinhyung 3011 krView game
2012-01-123077 White Loss Yoda Norimoto 3260 jpView game
2012-01-123077 Black Win Nishimura Keiji 2962 jpView game
2011-12-033077 White Loss Takao Shinji 3376 jpView game
2011-11-173077 Black Loss Takao Shinji 3377 jpView game
2011-09-103077 Black Win Ogaki Yusaku 3078 jpView game
2011-04-293075 White Loss Lee Changho 3472 krView game
2011-03-313075 White Loss So Yokoku 3169 jpView game
2011-01-133075 Black Loss Mitani Tetsuya 3182 jpView game
2010-05-133079 White Loss Kono Rin 3369 jpView game
2009-11-303082 White Loss Kato Atsushi 3173 jpView game
2009-09-033085 White Win Rin Kaiho 3062 jpView game
2009-08-203085 White Loss Yuki Satoshi 3330 jpView game
2009-07-233086 Black Win Cho Chikun 3264 jpView game
2009-06-183086 Black Loss Ko Iso 3222 jpView game
2009-01-153088 White Win Takemiya Masaki 3185 jpView game
2008-12-183087 White Loss O Meien 3230 jpView game
2008-12-113087 White Loss Ryu Shikun 3240 jpView game
2008-11-273087 White Win Yoda Norimoto 3294 jpView game
2008-09-043086 White Loss Otake Hideo 3077 jpView game
2008-01-103085 Black Loss Cho Sonjin 3223 jpView game
2007-12-063086 Black Loss Takao Shinji 3382 jpView game
2007-03-153090 White Loss Yo Kagen 3036 jpView game
2006-12-073093 Black Loss Takemiya Masaki 3166 jpView game
2006-07-033101 White Loss Cho U 3450 jpView game
2006-05-293103 Black Win Yoda Norimoto 3338 jpView game
2006-05-253103 Black Loss Cho Chikun 3325 jpView game
2006-05-013104 Black Win Mizokami Tomochika 3219 jpView game
2006-02-163105 White Loss Kobayashi Satoru 3294 jpView game
2006-02-073105 Black Loss Takao Shinji 3383 jpView game
2006-01-123105 White Loss Kataoka Satoshi 3198 jpView game
2005-12-203106 Black Win Hashimoto Yujiro 2994 jpView game
2005-12-203106 Black Win Abe Yoshiteru 2850 jpView game
2005-12-053107 Black Win Yamada Kimio 3281 jpView game
2005-10-203106 Black Loss Cho Chikun 3327 jpView game
2005-01-183107 White Win Aragaki Takeshi 2859 jpView game
2005-01-063107 Black Loss Yokota Shigeaki 3123 jpView game
2004-12-203107 White Win Ryu Shikun 3201 jpView game
2004-07-153105 Black Loss O Rissei 3263 jpView game
2004-06-103105 White Loss Ohba Junya 2937 jpView game
2004-03-023108 White Loss Kamimura Haruo 3070 jpView game
2004-01-273109 White Win Nakaonoda Tomomi 3135 jpView game
2003-12-013111 Black Loss O Rissei 3286 jpView game
2003-07-273115 Black Win Hane Naoki 3313 jpView game
2003-06-233115 White Loss Cho Sonjin 3241 jpView game
2003-05-263116 Black Win Kono Rin 3251 jpView game
2003-04-073116 White Loss O Rissei 3282 jpView game
2003-01-203116 White Win Abe Yoshiteru 2848 jpView game
2003-01-203116 Black Win Otake Hideo 3131 jpView game
2002-12-093115 White Win Yokota Shigeaki 3113 jpView game
2002-12-093115 Black Win Kataoka Satoshi 3156 jpView game
2002-11-073113 Black Loss Kenmochi Joe 2965 jpView game
2002-04-213107 Black Loss Chin Kaei 3040 jpView game
2001-04-293104 White Loss Yuki Satoshi 3299 jpView game
2001-04-053104 Black Loss Yuki Satoshi 3296 jpView game
2001-03-083104 White Loss Cho Chikun 3336 jpView game
2001-02-083104 White Loss Hane Naoki 3280 jpView game
2001-01-183105 White Win Otake Hideo 3177 jpView game
2000-12-073105 Black Win Yamada Kimio 3267 jpView game
2000-11-093104 Black Loss Cho U 3285 jpView game
2000-10-193104 Black Loss Cho Sonjin 3262 jpView game
2000-09-183104 Black Loss Cho Sonjin 3261 jpView game
2000-07-133104 Black Win Kataoka Satoshi 3188 jpView game
1999-07-013100 White Loss Kato Masao 3293 jpView game
1999-06-203100 Black Loss Yoshida Mika 2907 jpView game
1999-04-293101 Black Win Hane Naoki 3241 jpView game
1999-02-013101 White Loss Tokimoto Hajime 3076 jpView game
1998-12-223102 White Win Muramatsu Ryuichi 2976 jpView game
1998-09-173102 Black Loss O Rissei 3335 jpView game
1998-08-233103 White Loss Tono Hiroaki 3227 jpView game
1998-08-203103 Black Win Oyama Kunio 3051 jpView game
1998-07-233103 Black Win Kato Masao 3294 jpView game
1998-04-303102 White Loss Hiroe Hiroyuki 2995 jpView game
1998-04-123102 White Win Kurahashi Masayuki 3144 jpView game
1998-04-023102 Black Win Yuki Satoshi 3248 jpView game
1997-08-073093 Black Loss O Meien 3230 jpView game
1997-03-063089 Black Loss Iwata Tatsuaki 3101 jpView game
1997-02-173089 White Loss Hisajima Kunio 3104 jpView game
1997-01-163089 Black Win Kojima Takaho 2951 jpView game
1996-12-163089 Black Win Nakano Hironari 3192 jpView game
1996-12-163089 White Win Tei Meiko 2877 jpView game
1995-03-093070 White Loss Ushinohama Satsuo 3068 jpView game
1995-02-093069 Black Loss Nakamura Hidehito 2984 jpView game
1994-11-243070 Black Loss Kurahashi Masayuki 3140 jpView game
1994-11-103070 White Win Kishimoto Kazuo 2900 jpView game
1994-08-113071 White Loss Mimura Tomoyasu 3166 jpView game
1994-04-143074 Black Loss Rin Kaiho 3289 jpView game
1994-03-173075 White Win Yamada Kimio 3220 jpView game
1994-01-273075 White Win Kataoka Satoshi 3275 jpView game
1993-12-133075 Black Loss Nakano Hironari 3150 jpView game
1993-10-023074 White Loss Komatsu Hideki 3196 jpView game
1993-07-013075 White Loss Yuki Satoshi 3200 jpView game
1993-04-293076 Black Win Ryu Shikun 3226 jpView game
1993-03-133075 Black Win Ryu Shikun 3225 jpView game
1993-03-113075 White Loss Kobayashi Satoru 3354 jpView game
1992-11-123072 White Loss Cho Chikun 3378 jpView game
1992-11-023072 Black Loss Nakaonoda Tomomi 3134 jpView game
1992-10-153072 Black Win Cho Sonjin 3187 jpView game
1992-07-303069 White Loss Sakata Eio 3077 jpView game
1992-05-213069 White Loss O Rissei 3323 jpView game
1992-03-253068 White Loss Yuki Satoshi 3160 jpView game
1992-03-223068 White Loss Cho Sonjin 3191 jpView game
1992-03-083068 White Win Aoki Shinichi 3015 jpView game
1991-12-163068 White Loss Iwata Hajime 2876 jpView game
1991-11-253069 White Win Imamura Yoshiaki 3038 jpView game
1991-11-073069 Black Loss Kobayashi Koichi 3370 jpView game
1991-10-243069 Black Loss Shiraishi Yutaka 3066 jpView game
1991-09-263070 Black Win Honda Kunihisa 3221 jpView game
1991-08-223070 White Win Yamada Wakio 2891 jpView game
1991-06-203070 Black Loss Yoda Norimoto 3285 jpView game
1991-05-163071 Black Win Kanashima Tadashi 3005 jpView game
1990-10-153069 Black Loss Aoki Shinichi 3028 jpView game
1990-04-303072 Black Win Yang Hui 3082 cnView game
1990-04-293072 Black Loss Liao Guiyong 3091 cnView game
1990-04-283072 White Loss Liao Guiyong 3091 cnView game
1989-02-263086 White Loss Kobayashi Satoru 3306 jpView game
1989-01-293087 White Win Fujisawa Hideyuki 3244 jpView game
1988-10-233088 White Win Shiraishi Yutaka 3084 jpView game
1988-08-063088 Black Loss Hidaka Toshiyuki 2863 jpView game
1988-04-173090 Black Win Nakamura Hidehito 3046 jpView game
1987-06-253093 Black Loss Rin Kaiho 3336 jpView game
1987-06-033093 Black Win Yang Hui 3054 cnView game
1987-05-313093 Black Loss Yu Bin 3207 cnView game
1987-05-283093 White Loss Yu Bin 3207 cnView game
1987-05-263093 White Win Liang Weitang 3031 cnView game
1987-05-243093 Black Win Wang Jianhong 3021 cnView game
1987-05-223093 White Win Zhang Wendong 3184 cnView game
1987-05-203093 Black Win Zhang Wendong 3184 cnView game
1987-03-263091 Black Win Sonoda Yuichi 3244 jpView game
1986-08-173076 Black Loss Yoda Norimoto 3254 jpView game
1986-08-103076 Black Win Aragaki Takeshi 3033 jpView game
1986-07-243074 White Loss O Rissei 3257 jpView game
1986-06-143072 White Loss Yamada Wakio 2952 jpView game
1986-05-213071 Black Loss Ishikura Noboru 3069 jpView game
1986-02-133069 Black Loss Ishida Yoshio 3273 jpView game
1985-02-133063 White Win Hidaka Toshiyuki 2848 jpView game
1984-09-013059 White Loss Ogata Masaki 3050 jpView game

Contact: Rémi Coulom.