Oya Koichi

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Graph

Data

Wins73
Losses109
Total182
Linkhttp://www.nihonkiin.or.j...
Linkhttp://senseis.xmp.net/?O...
Linkhttps://ja.wikipedia.org/...
Date of Birth1966-03-22

Game List

DateRatingColorResultOpponentKifu
2023-08-212934 White Loss Kono Takashi 3050 jpView game
2023-07-132934 Black Loss Cho U 3305 jpView game
2022-12-122938 Black Win Osuka Seira 2735 jpView game
2022-08-222938 Black Loss Xie Yimin 3076 jpView game
2021-11-292943 Black Loss Cho Chikun 3147 jpView game
2021-08-302946 White Win Takemiya Youkou 2776 jpView game
2021-08-302946 White Win Okada Yumiko 2612 jpView game
2021-08-302946 Black Loss Kurotaki Masaki 2970 jpView game
2021-04-012950 Black Loss Ishida Yoshio 3006 jpView game
2020-12-242954 White Loss Motoki Katsuya 3345 jpView game
2020-12-212955 Black Win Yoda Norimoto 3266 jpView game
2020-11-092955 Black Loss Hsu Chiayuan 3458 jpView game
2020-11-012955 Black Loss Yamamoto Kentaro 2954 jpView game
2020-11-012955 Black Loss Mochizuki Kenichi 3112 jpView game
2020-10-312956 Black Loss Ogata Masaki 3066 jpView game
2020-10-312956 Black Win Omori Yasushi 2854 jpView game
2020-08-242959 White Win Anzai Nobuaki 3266 jpView game
2020-08-242959 White Win Nakazawa Ayako 2692 jpView game
2019-12-122961 White Win Ueno Risa 2972 jpView game
2019-10-242961 White Loss Xie Yimin 3057 jpView game
2019-09-162961 Black Loss Iguchi Toyohide 3055 jpView game
2019-09-122961 White Loss Seki Kotaro 3247 jpView game
2018-11-202968 Black Loss Ohashi Hirofumi 3161 jpView game
2017-12-212980 Black Loss Imamura Toshiya 3181 jpView game
2017-06-222987 Black Loss Kataoka Satoshi 3106 jpView game
2016-12-152997 White Loss Ko Iso 3260 jpView game
2016-10-203001 White Win Ishida Yoshio 3036 jpView game
2015-12-243013 White Loss Yukawa Mitsuhisa 3111 jpView game
2015-11-263015 Black Loss Ishida Yoshio 3044 jpView game
2015-11-073016 White Loss O Meien 3182 jpView game
2015-10-083018 White Win Kobayashi Satoru 3224 jpView game
2015-01-263032 Black Loss Hong Seokui 3175 jpView game
2014-04-103051 Black Win Ishida Yoshio 3071 jpView game
2014-03-273051 Black Loss Otake Hideo 3034 jpView game
2014-02-063054 Black Win Hsu Chiayuan 3344 jpView game
2013-12-123056 White Loss Ishida Yoshio 3078 jpView game
2013-11-283057 White Loss Ichiriki Ryo 3347 jpView game
2013-02-073073 Black Loss So Yokoku 3167 jpView game
2013-01-193075 Black Loss Yuki Satoshi 3328 jpView game
2013-01-173075 White Win Shuto Shun 3172 jpView game
2012-12-153077 Black Win Tsuruyama Atsushi 3162 jpView game
2012-11-173077 White Win Yamashita Keigo 3366 jpView game
2012-11-083077 Black Win Kobayashi Satoru 3229 jpView game
2012-04-193073 Black Loss Hwang Jinhyung 2989 krView game
2012-01-123072 White Loss Yoda Norimoto 3258 jpView game
2012-01-123072 Black Win Nishimura Keiji 2959 jpView game
2011-12-033072 White Loss Takao Shinji 3375 jpView game
2011-11-173072 Black Loss Takao Shinji 3375 jpView game
2011-09-103073 Black Win Ogaki Yusaku 3071 jpView game
2011-04-293071 White Loss Lee Changho 3474 krView game
2011-03-313071 White Loss So Yokoku 3166 jpView game
2011-01-133071 Black Loss Mitani Tetsuya 3180 jpView game
2010-05-133075 White Loss Kono Rin 3367 jpView game
2009-11-303079 White Loss Kato Atsushi 3171 jpView game
2009-09-033082 White Win Rin Kaiho 3057 jpView game
2009-08-203082 White Loss Yuki Satoshi 3328 jpView game
2009-07-233083 Black Win Cho Chikun 3262 jpView game
2009-06-183083 Black Loss Ko Iso 3220 jpView game
2009-01-153084 White Win Takemiya Masaki 3182 jpView game
2008-12-183084 White Loss O Meien 3227 jpView game
2008-12-113084 White Loss Ryu Shikun 3237 jpView game
2008-11-273084 White Win Yoda Norimoto 3292 jpView game
2008-09-043082 White Loss Otake Hideo 3073 jpView game
2008-01-103082 Black Loss Cho Sonjin 3221 jpView game
2007-12-063083 Black Loss Takao Shinji 3381 jpView game
2007-03-153087 White Loss Yo Kagen 3032 jpView game
2006-12-073090 Black Loss Takemiya Masaki 3163 jpView game
2006-07-033098 White Loss Cho U 3448 jpView game
2006-05-293100 Black Win Yoda Norimoto 3337 jpView game
2006-05-253100 Black Loss Cho Chikun 3324 jpView game
2006-05-013101 Black Win Mizokami Tomochika 3217 jpView game
2006-02-163102 White Loss Kobayashi Satoru 3292 jpView game
2006-02-073102 Black Loss Takao Shinji 3382 jpView game
2006-01-123103 White Loss Kataoka Satoshi 3195 jpView game
2005-12-203103 Black Win Hashimoto Yujiro 2984 jpView game
2005-12-203103 Black Win Abe Yoshiteru 2843 jpView game
2005-12-053104 Black Win Yamada Kimio 3280 jpView game
2005-10-203104 Black Loss Cho Chikun 3326 jpView game
2005-01-183104 White Win Aragaki Takeshi 2852 jpView game
2005-01-063104 Black Loss Yokota Shigeaki 3120 jpView game
2004-12-203104 White Win Ryu Shikun 3199 jpView game
2004-07-153103 Black Loss O Rissei 3260 jpView game
2004-06-103103 White Loss Ohba Junya 2935 jpView game
2004-03-023105 White Loss Kamimura Haruo 3067 jpView game
2004-01-273107 White Win Nakaonoda Tomomi 3133 jpView game
2003-12-013108 Black Loss O Rissei 3281 jpView game
2003-07-273113 Black Win Hane Naoki 3311 jpView game
2003-06-233113 White Loss Cho Sonjin 3239 jpView game
2003-05-263114 Black Win Kono Rin 3249 jpView game
2003-04-073114 White Loss O Rissei 3276 jpView game
2003-01-203114 White Win Abe Yoshiteru 2841 jpView game
2003-01-203114 Black Win Otake Hideo 3131 jpView game
2002-12-093113 White Win Yokota Shigeaki 3111 jpView game
2002-12-093113 Black Win Kataoka Satoshi 3154 jpView game
2002-11-073111 Black Loss Kenmochi Joe 2961 jpView game
2002-04-213105 Black Loss Chin Kaei 3038 jpView game
2001-04-293102 White Loss Yuki Satoshi 3294 jpView game
2001-04-053102 Black Loss Yuki Satoshi 3291 jpView game
2001-03-083103 White Loss Cho Chikun 3334 jpView game
2001-02-083103 White Loss Hane Naoki 3278 jpView game
2001-01-183104 White Win Otake Hideo 3177 jpView game
2000-12-073104 Black Win Yamada Kimio 3267 jpView game
2000-11-093103 Black Loss Cho U 3283 jpView game
2000-10-193103 Black Loss Cho Sonjin 3261 jpView game
2000-09-183103 Black Loss Cho Sonjin 3260 jpView game
2000-07-133103 Black Win Kataoka Satoshi 3189 jpView game
1999-07-013100 White Loss Kato Masao 3292 jpView game
1999-06-203100 Black Loss Yoshida Mika 2904 jpView game
1999-04-293101 Black Win Hane Naoki 3239 jpView game
1999-02-013101 White Loss Tokimoto Hajime 3073 jpView game
1998-12-223102 White Win Muramatsu Ryuichi 2972 jpView game
1998-09-173102 Black Loss O Rissei 3333 jpView game
1998-08-233103 White Loss Tono Hiroaki 3228 jpView game
1998-08-203103 Black Win Oyama Kunio 3047 jpView game
1998-07-233103 Black Win Kato Masao 3293 jpView game
1998-04-303102 White Loss Hiroe Hiroyuki 2993 jpView game
1998-04-123102 White Win Kurahashi Masayuki 3132 jpView game
1998-04-023102 Black Win Yuki Satoshi 3250 jpView game
1997-08-073094 Black Loss O Meien 3227 jpView game
1997-03-063091 Black Loss Iwata Tatsuaki 3085 jpView game
1997-02-173091 White Loss Hisajima Kunio 3095 jpView game
1997-01-163091 Black Win Kojima Takaho 2928 jpView game
1996-12-163091 Black Win Nakano Hironari 3194 jpView game
1996-12-163091 White Win Tei Meiko 2870 jpView game
1995-03-093075 White Loss Ushinohama Satsuo 3066 jpView game
1995-02-093075 Black Loss Nakamura Hidehito 2981 jpView game
1994-11-243076 Black Loss Kurahashi Masayuki 3132 jpView game
1994-11-103076 White Win Kishimoto Kazuo 2899 jpView game
1994-08-113078 White Loss Mimura Tomoyasu 3168 jpView game
1994-04-143081 Black Loss Rin Kaiho 3288 jpView game
1994-03-173083 White Win Yamada Kimio 3218 jpView game
1994-01-273083 White Win Kataoka Satoshi 3272 jpView game
1993-12-133083 Black Loss Nakano Hironari 3145 jpView game
1993-10-023083 White Loss Komatsu Hideki 3196 jpView game
1993-07-013084 White Loss Yuki Satoshi 3197 jpView game
1993-04-293086 Black Win Ryu Shikun 3227 jpView game
1993-03-133086 Black Win Ryu Shikun 3225 jpView game
1993-03-113086 White Loss Kobayashi Satoru 3351 jpView game
1992-11-123084 White Loss Cho Chikun 3375 jpView game
1992-11-023084 Black Loss Nakaonoda Tomomi 3132 jpView game
1992-10-173084 White Win Michael Redmond 3079 jpView game
1992-10-153084 Black Win Cho Sonjin 3190 jpView game
1992-07-303081 White Loss Sakata Eio 3078 jpView game
1992-05-213080 White Loss O Rissei 3320 jpView game
1992-03-253080 White Loss Yuki Satoshi 3157 jpView game
1992-03-223080 White Loss Cho Sonjin 3194 jpView game
1992-03-083080 White Win Aoki Shinichi 3006 jpView game
1991-12-163079 White Loss Iwata Hajime 2875 jpView game
1991-11-253080 White Win Imamura Yoshiaki 3031 jpView game
1991-11-073080 Black Loss Kobayashi Koichi 3367 jpView game
1991-10-243080 Black Loss Shiraishi Yutaka 3062 jpView game
1991-09-263081 Black Win Honda Kunihisa 3207 jpView game
1991-08-223081 White Win Yamada Wakio 2891 jpView game
1991-06-203081 Black Loss Yoda Norimoto 3283 jpView game
1991-05-163082 Black Win Kanashima Tadashi 3001 jpView game
1990-10-153081 Black Loss Aoki Shinichi 3021 jpView game
1990-04-303084 Black Win Yang Hui 3080 cnView game
1990-04-293084 Black Loss Liao Guiyong 3090 cnView game
1990-04-283084 White Loss Liao Guiyong 3090 cnView game
1989-02-263101 White Loss Kobayashi Satoru 3301 jpView game
1989-01-293102 White Win Fujisawa Hideyuki 3233 jpView game
1988-10-233104 White Win Shiraishi Yutaka 3082 jpView game
1988-08-063104 Black Loss Hidaka Toshiyuki 2864 jpView game
1988-04-173107 Black Win Nakamura Hidehito 3043 jpView game
1987-11-123110 White Win Fujisawa Hideyuki 3229 jpView game
1987-06-253109 Black Loss Rin Kaiho 3332 jpView game
1987-06-033109 Black Win Yang Hui 3052 cnView game
1987-05-313109 Black Loss Yu Bin 3206 cnView game
1987-05-283109 White Loss Yu Bin 3206 cnView game
1987-05-263109 White Win Liang Weitang 3030 cnView game
1987-05-243109 Black Win Wang Jianhong 3020 cnView game
1987-05-223109 White Win Zhang Wendong 3184 cnView game
1987-05-203109 Black Win Zhang Wendong 3184 cnView game
1987-03-263106 Black Win Sonoda Yuichi 3231 jpView game
1986-08-173090 Black Loss Yoda Norimoto 3252 jpView game
1986-08-103090 Black Win Aragaki Takeshi 3013 jpView game
1986-07-243088 White Loss O Rissei 3255 jpView game
1986-06-143085 White Loss Yamada Wakio 2951 jpView game
1986-05-213084 Black Loss Ishikura Noboru 3069 jpView game
1986-02-133082 Black Loss Ishida Yoshio 3271 jpView game
1985-02-133075 White Win Hidaka Toshiyuki 2848 jpView game
1984-09-013071 White Loss Ogata Masaki 3045 jpView game

Contact: Rémi Coulom.