Oya Koichi

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Graph

Data

Game List

Date	Rating	Color	Result	Opponent				Kifu
2025-01-30	2932	Black	Loss	Yoda Norimoto	3228	♂		View game
2025-01-20	2932	White	Loss	Kobayashi Izumi	2926	♀		View game
2024-08-22	2936	Black	Win	Nyu Eiko	3063	♀		View game
2023-08-21	2936	White	Loss	Kono Takashi	3068	♂		View game
2023-07-13	2936	Black	Loss	Cho U	3314	♂		View game
2022-12-12	2939	Black	Win	Osuka Seira	2709	♀		View game
2022-08-22	2940	Black	Loss	Xie Yimin	3068	♀		View game
2021-11-29	2945	Black	Loss	Cho Chikun	3156	♂		View game
2021-08-30	2947	White	Win	Takemiya Youkou	2820	♂		View game
2021-08-30	2947	White	Win	Okada Yumiko	2592	♀		View game
2021-08-30	2947	Black	Loss	Kurotaki Masaki	2972	♂		View game
2021-04-01	2951	Black	Loss	Ishida Yoshio	3006	♂		View game
2020-12-24	2955	White	Loss	Motoki Katsuya	3349	♂		View game
2020-12-21	2956	Black	Win	Yoda Norimoto	3267	♂		View game
2020-11-09	2956	Black	Loss	Hsu Chiayuan	3461	♂		View game
2020-11-01	2956	Black	Loss	Yamamoto Kentaro	2943	♂		View game
2020-11-01	2956	Black	Loss	Mochizuki Kenichi	3118	♂		View game
2020-10-31	2956	Black	Loss	Ogata Masaki	3060	♂		View game
2020-10-31	2956	Black	Win	Omori Yasushi	2860	♂		View game
2020-08-24	2960	White	Win	Anzai Nobuaki	3266	♂		View game
2020-08-24	2960	White	Win	Nakazawa Ayako	2688	♀		View game
2019-12-12	2962	White	Win	Ueno Risa	2973	♀		View game
2019-10-24	2962	White	Loss	Xie Yimin	3056	♀		View game
2019-09-16	2962	Black	Loss	Iguchi Toyohide	3055	♂		View game
2019-09-12	2962	White	Loss	Seki Kotaro	3248	♂		View game
2018-11-20	2969	Black	Loss	Ohashi Hirofumi	3152	♂		View game
2017-12-21	2980	Black	Loss	Imamura Toshiya	3182	♂		View game
2017-06-22	2987	Black	Loss	Kataoka Satoshi	3104	♂		View game
2016-12-15	2997	White	Loss	Ko Iso	3260	♂		View game
2016-10-20	3001	White	Win	Ishida Yoshio	3035	♂		View game
2015-12-24	3013	White	Loss	Yukawa Mitsuhisa	3108	♂		View game
2015-11-26	3014	Black	Loss	Ishida Yoshio	3043	♂		View game
2015-11-07	3016	White	Loss	O Meien	3181	♂		View game
2015-10-08	3018	White	Win	Kobayashi Satoru	3223	♂		View game
2015-01-26	3031	Black	Loss	Hong Seokui	3174	♂		View game
2014-04-10	3050	Black	Win	Ishida Yoshio	3069	♂		View game
2014-03-27	3051	Black	Loss	Otake Hideo	3032	♂		View game
2014-02-06	3054	Black	Win	Hsu Chiayuan	3344	♂		View game
2013-12-12	3056	White	Loss	Ishida Yoshio	3076	♂		View game
2013-11-28	3056	White	Loss	Ichiriki Ryo	3347	♂		View game
2013-02-07	3073	Black	Loss	So Yokoku	3166	♂		View game
2013-01-19	3074	Black	Loss	Yuki Satoshi	3328	♂		View game
2013-01-17	3074	White	Win	Shuto Shun	3173	♂		View game
2012-12-15	3076	Black	Win	Tsuruyama Atsushi	3161	♂		View game
2012-11-17	3077	White	Win	Yamashita Keigo	3366	♂		View game
2012-11-08	3077	Black	Win	Kobayashi Satoru	3228	♂		View game
2012-04-19	3072	Black	Loss	Hwang Jinhyung	2991	♂		View game
2012-01-12	3072	White	Loss	Yoda Norimoto	3258	♂		View game
2012-01-12	3072	Black	Win	Nishimura Keiji	2955	♂		View game
2011-12-03	3072	White	Loss	Takao Shinji	3375	♂		View game
2011-11-17	3072	Black	Loss	Takao Shinji	3375	♂		View game
2011-09-10	3072	Black	Win	Ogaki Yusaku	3070	♂		View game
2011-04-29	3071	White	Loss	Lee Changho	3476	♂		View game
2011-03-31	3070	White	Loss	So Yokoku	3166	♂		View game
2011-01-13	3071	Black	Loss	Mitani Tetsuya	3179	♂		View game
2010-05-13	3075	White	Loss	Kono Rin	3367	♂		View game
2009-11-30	3078	White	Loss	Kato Atsushi	3170	♂		View game
2009-09-03	3081	White	Win	Rin Kaiho	3056	♂		View game
2009-08-20	3082	White	Loss	Yuki Satoshi	3328	♂		View game
2009-07-23	3082	Black	Win	Cho Chikun	3262	♂		View game
2009-06-18	3082	Black	Loss	Ko Iso	3220	♂		View game
2009-01-15	3084	White	Win	Takemiya Masaki	3182	♂		View game
2008-12-18	3083	White	Loss	O Meien	3227	♂		View game
2008-12-11	3083	White	Loss	Ryu Shikun	3237	♂		View game
2008-11-27	3084	White	Win	Yoda Norimoto	3292	♂		View game
2008-09-04	3082	White	Loss	Otake Hideo	3072	♂		View game
2008-01-10	3082	Black	Loss	Cho Sonjin	3220	♂		View game
2007-12-06	3082	Black	Loss	Takao Shinji	3380	♂		View game
2007-03-15	3086	White	Loss	Yo Kagen	3032	♂		View game
2006-12-07	3090	Black	Loss	Takemiya Masaki	3162	♂		View game
2006-07-03	3098	White	Loss	Cho U	3448	♂		View game
2006-05-29	3100	Black	Win	Yoda Norimoto	3336	♂		View game
2006-05-25	3100	Black	Loss	Cho Chikun	3322	♂		View game
2006-05-01	3100	Black	Win	Mizokami Tomochika	3217	♂		View game
2006-02-16	3101	White	Loss	Kobayashi Satoru	3292	♂		View game
2006-02-07	3101	Black	Loss	Takao Shinji	3381	♂		View game
2006-01-12	3102	White	Loss	Kataoka Satoshi	3199	♂		View game
2005-12-20	3103	Black	Win	Hashimoto Yujiro	2983	♂		View game
2005-12-20	3103	Black	Win	Abe Yoshiteru	2843	♂		View game
2005-12-05	3103	Black	Win	Yamada Kimio	3279	♂		View game
2005-10-20	3103	Black	Loss	Cho Chikun	3324	♂		View game
2005-01-18	3104	White	Win	Aragaki Takeshi	2851	♂		View game
2005-01-06	3104	Black	Loss	Yokota Shigeaki	3124	♂		View game
2004-12-20	3104	White	Win	Ryu Shikun	3199	♂		View game
2004-07-15	3102	Black	Loss	O Rissei	3260	♂		View game
2004-06-10	3102	White	Loss	Ohba Junya	2934	♂		View game
2004-03-02	3105	White	Loss	Kamimura Haruo	3067	♂		View game
2004-01-27	3106	White	Win	Nakaonoda Tomomi	3132	♂		View game
2003-12-01	3108	Black	Loss	O Rissei	3281	♂		View game
2003-07-27	3112	Black	Win	Hane Naoki	3313	♂		View game
2003-06-23	3112	White	Loss	Cho Sonjin	3239	♂		View game
2003-05-26	3113	Black	Win	Kono Rin	3249	♂		View game
2003-04-07	3113	White	Loss	O Rissei	3276	♂		View game
2003-01-20	3113	White	Win	Abe Yoshiteru	2841	♂		View game
2003-01-20	3113	Black	Win	Otake Hideo	3131	♂		View game
2002-12-09	3112	White	Win	Yokota Shigeaki	3112	♂		View game
2002-12-09	3112	Black	Win	Kataoka Satoshi	3157	♂		View game
2002-11-07	3111	Black	Loss	Kenmochi Joe	2963	♂		View game
2002-04-21	3104	Black	Loss	Chin Kaei	3035	♂		View game
2001-04-29	3101	White	Loss	Yuki Satoshi	3293	♂		View game
2001-04-05	3101	Black	Loss	Yuki Satoshi	3291	♂		View game
2001-03-08	3101	White	Loss	Cho Chikun	3334	♂		View game
2001-02-08	3102	White	Loss	Hane Naoki	3277	♂		View game
2001-01-18	3102	White	Win	Otake Hideo	3176	♂		View game
2000-12-07	3102	Black	Win	Yamada Kimio	3266	♂		View game
2000-11-09	3102	Black	Loss	Cho U	3283	♂		View game
2000-10-19	3101	Black	Loss	Cho Sonjin	3260	♂		View game
2000-09-18	3101	Black	Loss	Cho Sonjin	3260	♂		View game
2000-07-13	3102	Black	Win	Kataoka Satoshi	3190	♂		View game
1999-07-01	3097	White	Loss	Kato Masao	3291	♂		View game
1999-06-20	3097	Black	Loss	Yoshida Mika	2902	♀		View game
1999-04-29	3099	Black	Win	Hane Naoki	3238	♂		View game
1999-02-01	3099	White	Loss	Tokimoto Hajime	3073	♂		View game
1998-12-22	3099	White	Win	Muramatsu Ryuichi	2971	♂		View game
1998-09-17	3100	Black	Loss	O Rissei	3333	♂		View game
1998-08-23	3100	White	Loss	Tono Hiroaki	3231	♂		View game
1998-08-20	3100	Black	Win	Oyama Kunio	3044	♂		View game
1998-07-23	3101	Black	Win	Kato Masao	3292	♂		View game
1998-04-30	3099	White	Loss	Hiroe Hiroyuki	2979	♂		View game
1998-04-12	3099	White	Win	Kurahashi Masayuki	3131	♂		View game
1998-04-02	3099	Black	Win	Yuki Satoshi	3250	♂		View game
1997-08-07	3091	Black	Loss	O Meien	3227	♂		View game
1997-03-06	3087	Black	Loss	Iwata Tatsuaki	3081	♂		View game
1997-02-17	3087	White	Loss	Hisajima Kunio	3095	♂		View game
1997-01-16	3087	Black	Win	Kojima Takaho	2924	♂		View game
1996-12-16	3087	Black	Win	Nakano Hironari	3193	♂		View game
1996-12-16	3087	White	Win	Tei Meiko	2872	♂		View game
1995-03-09	3070	White	Loss	Ushinohama Satsuo	3065	♂		View game
1995-02-09	3070	Black	Loss	Nakamura Hidehito	2980	♂		View game
1994-11-24	3070	Black	Loss	Kurahashi Masayuki	3131	♂		View game
1994-11-10	3071	White	Win	Kishimoto Kazuo	2897	♂		View game
1994-08-11	3072	White	Loss	Mimura Tomoyasu	3167	♂		View game
1994-04-14	3075	Black	Loss	Rin Kaiho	3288	♂		View game
1994-03-17	3076	White	Win	Yamada Kimio	3217	♂		View game
1994-02-17	3077	Black	Loss	Kataoka Satoshi	3275	♂		View game
1994-01-27	3077	White	Win	Kataoka Satoshi	3275	♂		View game
1993-12-13	3077	Black	Loss	Nakano Hironari	3144	♂		View game
1993-10-02	3078	White	Loss	Komatsu Hideki	3196	♂		View game
1993-07-01	3079	White	Loss	Yuki Satoshi	3197	♂		View game
1993-04-29	3081	Black	Win	Ryu Shikun	3226	♂		View game
1993-03-13	3082	Black	Win	Ryu Shikun	3225	♂		View game
1993-03-11	3082	White	Loss	Kobayashi Satoru	3351	♂		View game
1992-11-12	3080	White	Loss	Cho Chikun	3375	♂		View game
1992-11-02	3080	Black	Loss	Nakaonoda Tomomi	3132	♂		View game
1992-10-17	3080	White	Win	Michael Redmond	3075	♂		View game
1992-10-15	3080	Black	Win	Cho Sonjin	3189	♂		View game
1992-07-30	3078	White	Loss	Sakata Eio	3096	♂		View game
1992-05-21	3077	White	Loss	O Rissei	3320	♂		View game
1992-03-25	3077	White	Loss	Yuki Satoshi	3156	♂		View game
1992-03-22	3077	White	Loss	Cho Sonjin	3193	♂		View game
1992-03-08	3077	White	Win	Aoki Shinichi	3005	♂		View game
1991-12-16	3077	White	Loss	Iwata Hajime	2874	♂		View game
1991-11-25	3077	White	Win	Imamura Yoshiaki	3022	♂		View game
1991-11-07	3077	Black	Loss	Kobayashi Koichi	3367	♂		View game
1991-10-24	3078	Black	Loss	Shiraishi Yutaka	3062	♂		View game
1991-09-26	3078	Black	Win	Honda Kunihisa	3207	♂		View game
1991-08-22	3079	White	Win	Yamada Wakio	2908	♂		View game
1991-06-20	3079	Black	Loss	Yoda Norimoto	3283	♂		View game
1991-05-16	3079	Black	Win	Kanashima Tadashi	3001	♂		View game
1990-10-15	3079	Black	Loss	Aoki Shinichi	3020	♂		View game
1990-04-30	3082	Black	Win	Yang Hui	3080	♀		View game
1990-04-29	3082	Black	Loss	Liao Guiyong	3090	♂		View game
1990-04-28	3082	White	Loss	Liao Guiyong	3090	♂		View game
1989-02-26	3099	White	Loss	Kobayashi Satoru	3301	♂		View game
1989-01-29	3101	White	Win	Fujisawa Hideyuki	3233	♂		View game
1988-10-23	3103	White	Win	Shiraishi Yutaka	3082	♂		View game
1988-08-06	3103	Black	Loss	Hidaka Toshiyuki	2863	♂		View game
1988-04-17	3106	Black	Win	Nakamura Hidehito	3043	♂		View game
1987-11-12	3109	White	Win	Fujisawa Hideyuki	3229	♂		View game
1987-06-25	3108	Black	Loss	Rin Kaiho	3332	♂		View game
1987-06-03	3109	Black	Win	Yang Hui	3052	♀		View game
1987-05-31	3109	Black	Loss	Yu Bin	3206	♂		View game
1987-05-28	3109	White	Loss	Yu Bin	3206	♂		View game
1987-05-26	3109	White	Win	Liang Weitang	3029	♂		View game
1987-05-24	3109	Black	Win	Wang Jianhong	3020	♂		View game
1987-05-22	3109	White	Win	Zhang Wendong	3184	♂		View game
1987-05-20	3108	Black	Win	Zhang Wendong	3184	♂		View game
1987-03-26	3106	Black	Win	Sonoda Yuichi	3231	♂		View game
1986-08-17	3089	Black	Loss	Yoda Norimoto	3252	♂		View game
1986-08-10	3089	Black	Win	Aragaki Takeshi	3013	♂		View game
1986-07-24	3088	White	Loss	O Rissei	3255	♂		View game
1986-06-14	3085	White	Loss	Yamada Wakio	2960	♂		View game
1986-05-21	3084	Black	Loss	Ishikura Noboru	3069	♂		View game
1986-02-13	3081	Black	Loss	Ishida Yoshio	3271	♂		View game
1985-02-13	3075	White	Win	Hidaka Toshiyuki	2847	♂		View game
1984-09-01	3071	White	Loss	Ogata Masaki	3047	♂		View game

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