Oya Koichi

Back to main list

Graph

Data

Game List

Date	Rating	Color	Result	Opponent				Kifu
2025-01-30	2933	Black	Loss	Yoda Norimoto	3235	♂		View game
2025-01-20	2933	White	Loss	Kobayashi Izumi	2930	♀		View game
2024-08-22	2937	Black	Win	Nyu Eiko	3053	♀		View game
2023-08-21	2936	White	Loss	Kono Takashi	3071	♂		View game
2023-07-13	2937	Black	Loss	Cho U	3307	♂		View game
2022-12-12	2940	Black	Win	Osuka Seira	2712	♀		View game
2022-08-22	2941	Black	Loss	Xie Yimin	3068	♀		View game
2021-11-29	2946	Black	Loss	Cho Chikun	3155	♂		View game
2021-08-30	2948	White	Win	Takemiya Youkou	2825	♂		View game
2021-08-30	2948	White	Win	Okada Yumiko	2593	♀		View game
2021-08-30	2948	Black	Loss	Kurotaki Masaki	2976	♂		View game
2021-04-01	2952	Black	Loss	Ishida Yoshio	3008	♂		View game
2020-12-24	2957	White	Loss	Motoki Katsuya	3351	♂		View game
2020-12-21	2957	Black	Win	Yoda Norimoto	3269	♂		View game
2020-11-09	2957	Black	Loss	Hsu Chiayuan	3462	♂		View game
2020-11-01	2958	Black	Loss	Yamamoto Kentaro	2945	♂		View game
2020-11-01	2958	Black	Loss	Mochizuki Kenichi	3119	♂		View game
2020-10-31	2958	Black	Loss	Ogata Masaki	3066	♂		View game
2020-10-31	2958	Black	Win	Omori Yasushi	2863	♂		View game
2020-08-24	2961	White	Win	Anzai Nobuaki	3267	♂		View game
2020-08-24	2961	White	Win	Nakazawa Ayako	2691	♀		View game
2019-12-12	2963	White	Win	Ueno Risa	2972	♀		View game
2019-10-24	2963	White	Loss	Xie Yimin	3057	♀		View game
2019-09-16	2963	Black	Loss	Iguchi Toyohide	3046	♂		View game
2019-09-12	2963	White	Loss	Seki Kotaro	3249	♂		View game
2018-11-20	2970	Black	Loss	Ohashi Hirofumi	3154	♂		View game
2017-12-21	2981	Black	Loss	Imamura Toshiya	3184	♂		View game
2017-06-22	2988	Black	Loss	Kataoka Satoshi	3105	♂		View game
2016-12-15	2998	White	Loss	Ko Iso	3261	♂		View game
2016-10-20	3002	White	Win	Ishida Yoshio	3036	♂		View game
2015-12-24	3014	White	Loss	Yukawa Mitsuhisa	3110	♂		View game
2015-11-26	3015	Black	Loss	Ishida Yoshio	3044	♂		View game
2015-11-07	3017	White	Loss	O Meien	3183	♂		View game
2015-10-08	3019	White	Win	Kobayashi Satoru	3225	♂		View game
2015-01-26	3032	Black	Loss	Hong Seokui	3175	♂		View game
2014-04-10	3051	Black	Win	Ishida Yoshio	3070	♂		View game
2014-03-27	3052	Black	Loss	Otake Hideo	3034	♂		View game
2014-02-06	3055	Black	Win	Hsu Chiayuan	3345	♂		View game
2013-12-12	3057	White	Loss	Ishida Yoshio	3077	♂		View game
2013-11-28	3057	White	Loss	Ichiriki Ryo	3348	♂		View game
2013-02-07	3074	Black	Loss	So Yokoku	3167	♂		View game
2013-01-19	3075	Black	Loss	Yuki Satoshi	3329	♂		View game
2013-01-17	3076	White	Win	Shuto Shun	3174	♂		View game
2012-12-15	3077	Black	Win	Tsuruyama Atsushi	3163	♂		View game
2012-11-17	3078	White	Win	Yamashita Keigo	3367	♂		View game
2012-11-08	3078	Black	Win	Kobayashi Satoru	3230	♂		View game
2012-04-19	3073	Black	Loss	Hwang Jinhyung	2992	♂		View game
2012-01-12	3073	White	Loss	Yoda Norimoto	3259	♂		View game
2012-01-12	3073	Black	Win	Nishimura Keiji	2956	♂		View game
2011-12-03	3073	White	Loss	Takao Shinji	3376	♂		View game
2011-11-17	3073	Black	Loss	Takao Shinji	3376	♂		View game
2011-09-10	3073	Black	Win	Ogaki Yusaku	3071	♂		View game
2011-04-29	3072	White	Loss	Lee Changho	3477	♂		View game
2011-03-31	3071	White	Loss	So Yokoku	3167	♂		View game
2011-01-13	3072	Black	Loss	Mitani Tetsuya	3180	♂		View game
2010-05-13	3076	White	Loss	Kono Rin	3368	♂		View game
2009-11-30	3079	White	Loss	Kato Atsushi	3171	♂		View game
2009-09-03	3082	White	Win	Rin Kaiho	3057	♂		View game
2009-08-20	3083	White	Loss	Yuki Satoshi	3329	♂		View game
2009-07-23	3083	Black	Win	Cho Chikun	3263	♂		View game
2009-06-18	3083	Black	Loss	Ko Iso	3221	♂		View game
2009-01-15	3085	White	Win	Takemiya Masaki	3183	♂		View game
2008-12-18	3084	White	Loss	O Meien	3228	♂		View game
2008-12-11	3084	White	Loss	Ryu Shikun	3238	♂		View game
2008-11-27	3085	White	Win	Yoda Norimoto	3293	♂		View game
2008-09-04	3083	White	Loss	Otake Hideo	3073	♂		View game
2008-01-10	3083	Black	Loss	Cho Sonjin	3221	♂		View game
2007-12-06	3083	Black	Loss	Takao Shinji	3381	♂		View game
2007-03-15	3087	White	Loss	Yo Kagen	3033	♂		View game
2006-12-07	3091	Black	Loss	Takemiya Masaki	3164	♂		View game
2006-07-03	3099	White	Loss	Cho U	3449	♂		View game
2006-05-29	3101	Black	Win	Yoda Norimoto	3337	♂		View game
2006-05-25	3101	Black	Loss	Cho Chikun	3323	♂		View game
2006-05-01	3101	Black	Win	Mizokami Tomochika	3218	♂		View game
2006-02-16	3102	White	Loss	Kobayashi Satoru	3293	♂		View game
2006-02-07	3102	Black	Loss	Takao Shinji	3382	♂		View game
2006-01-12	3103	White	Loss	Kataoka Satoshi	3200	♂		View game
2005-12-20	3104	Black	Win	Hashimoto Yujiro	2984	♂		View game
2005-12-20	3104	Black	Win	Abe Yoshiteru	2844	♂		View game
2005-12-05	3104	Black	Win	Yamada Kimio	3281	♂		View game
2005-10-20	3104	Black	Loss	Cho Chikun	3325	♂		View game
2005-01-18	3104	White	Win	Aragaki Takeshi	2852	♂		View game
2005-01-06	3104	Black	Loss	Yokota Shigeaki	3121	♂		View game
2004-12-20	3105	White	Win	Ryu Shikun	3200	♂		View game
2004-07-15	3103	Black	Loss	O Rissei	3261	♂		View game
2004-06-10	3103	White	Loss	Ohba Junya	2935	♂		View game
2004-03-02	3106	White	Loss	Kamimura Haruo	3068	♂		View game
2004-01-27	3107	White	Win	Nakaonoda Tomomi	3133	♂		View game
2003-12-01	3109	Black	Loss	O Rissei	3282	♂		View game
2003-07-27	3113	Black	Win	Hane Naoki	3313	♂		View game
2003-06-23	3113	White	Loss	Cho Sonjin	3240	♂		View game
2003-05-26	3114	Black	Win	Kono Rin	3250	♂		View game
2003-04-07	3114	White	Loss	O Rissei	3277	♂		View game
2003-01-20	3114	White	Win	Abe Yoshiteru	2842	♂		View game
2003-01-20	3114	Black	Win	Otake Hideo	3132	♂		View game
2002-12-09	3113	White	Win	Yokota Shigeaki	3111	♂		View game
2002-12-09	3113	Black	Win	Kataoka Satoshi	3158	♂		View game
2002-11-07	3111	Black	Loss	Kenmochi Joe	2962	♂		View game
2002-04-21	3105	Black	Loss	Chin Kaei	3039	♂		View game
2001-04-29	3102	White	Loss	Yuki Satoshi	3294	♂		View game
2001-04-05	3102	Black	Loss	Yuki Satoshi	3292	♂		View game
2001-03-08	3102	White	Loss	Cho Chikun	3334	♂		View game
2001-02-08	3103	White	Loss	Hane Naoki	3278	♂		View game
2001-01-18	3103	White	Win	Otake Hideo	3177	♂		View game
2000-12-07	3103	Black	Win	Yamada Kimio	3267	♂		View game
2000-11-09	3102	Black	Loss	Cho U	3284	♂		View game
2000-10-19	3102	Black	Loss	Cho Sonjin	3261	♂		View game
2000-09-18	3102	Black	Loss	Cho Sonjin	3261	♂		View game
2000-07-13	3103	Black	Win	Kataoka Satoshi	3191	♂		View game
1999-07-01	3098	White	Loss	Kato Masao	3292	♂		View game
1999-06-20	3098	Black	Loss	Yoshida Mika	2903	♀		View game
1999-04-29	3100	Black	Win	Hane Naoki	3239	♂		View game
1999-02-01	3100	White	Loss	Tokimoto Hajime	3074	♂		View game
1998-12-22	3100	White	Win	Muramatsu Ryuichi	2972	♂		View game
1998-09-17	3101	Black	Loss	O Rissei	3334	♂		View game
1998-08-23	3101	White	Loss	Tono Hiroaki	3232	♂		View game
1998-08-20	3101	Black	Win	Oyama Kunio	3045	♂		View game
1998-07-23	3102	Black	Win	Kato Masao	3293	♂		View game
1998-04-30	3100	White	Loss	Hiroe Hiroyuki	2986	♂		View game
1998-04-12	3100	White	Win	Kurahashi Masayuki	3132	♂		View game
1998-04-02	3100	Black	Win	Yuki Satoshi	3250	♂		View game
1997-08-07	3092	Black	Loss	O Meien	3228	♂		View game
1997-03-06	3088	Black	Loss	Iwata Tatsuaki	3081	♂		View game
1997-02-17	3088	White	Loss	Hisajima Kunio	3095	♂		View game
1997-01-16	3088	Black	Win	Kojima Takaho	2925	♂		View game
1996-12-16	3088	Black	Win	Nakano Hironari	3194	♂		View game
1996-12-16	3088	White	Win	Tei Meiko	2873	♂		View game
1995-03-09	3071	White	Loss	Ushinohama Satsuo	3066	♂		View game
1995-02-09	3070	Black	Loss	Nakamura Hidehito	2981	♂		View game
1994-11-24	3071	Black	Loss	Kurahashi Masayuki	3132	♂		View game
1994-11-10	3072	White	Win	Kishimoto Kazuo	2898	♂		View game
1994-08-11	3073	White	Loss	Mimura Tomoyasu	3168	♂		View game
1994-04-14	3076	Black	Loss	Rin Kaiho	3289	♂		View game
1994-03-17	3077	White	Win	Yamada Kimio	3218	♂		View game
1994-02-17	3078	Black	Loss	Kataoka Satoshi	3275	♂		View game
1994-01-27	3078	White	Win	Kataoka Satoshi	3276	♂		View game
1993-12-13	3078	Black	Loss	Nakano Hironari	3145	♂		View game
1993-10-02	3078	White	Loss	Komatsu Hideki	3197	♂		View game
1993-07-01	3080	White	Loss	Yuki Satoshi	3198	♂		View game
1993-04-29	3082	Black	Win	Ryu Shikun	3227	♂		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	3081	White	Loss	Cho Chikun	3375	♂		View game
1992-11-02	3081	Black	Loss	Nakaonoda Tomomi	3132	♂		View game
1992-10-17	3081	White	Win	Michael Redmond	3076	♂		View game
1992-10-15	3081	Black	Win	Cho Sonjin	3190	♂		View game
1992-07-30	3079	White	Loss	Sakata Eio	3097	♂		View game
1992-05-21	3078	White	Loss	O Rissei	3321	♂		View game
1992-03-25	3077	White	Loss	Yuki Satoshi	3157	♂		View game
1992-03-22	3077	White	Loss	Cho Sonjin	3194	♂		View game
1992-03-08	3077	White	Win	Aoki Shinichi	3006	♂		View game
1991-12-16	3077	White	Loss	Iwata Hajime	2874	♂		View game
1991-11-25	3078	White	Win	Imamura Yoshiaki	3022	♂		View game
1991-11-07	3078	Black	Loss	Kobayashi Koichi	3368	♂		View game
1991-10-24	3078	Black	Loss	Shiraishi Yutaka	3063	♂		View game
1991-09-26	3079	Black	Win	Honda Kunihisa	3207	♂		View game
1991-08-22	3080	White	Win	Yamada Wakio	2909	♂		View game
1991-06-20	3080	Black	Loss	Yoda Norimoto	3284	♂		View game
1991-05-16	3080	Black	Win	Kanashima Tadashi	3001	♂		View game
1990-10-15	3080	Black	Loss	Aoki Shinichi	3021	♂		View game
1990-04-30	3083	Black	Win	Yang Hui	3081	♀		View game
1990-04-29	3083	Black	Loss	Liao Guiyong	3091	♂		View game
1990-04-28	3083	White	Loss	Liao Guiyong	3091	♂		View game
1989-02-26	3100	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	3083	♂		View game
1988-08-06	3103	Black	Loss	Hidaka Toshiyuki	2863	♂		View game
1988-04-17	3107	Black	Win	Nakamura Hidehito	3043	♂		View game
1987-11-12	3110	White	Win	Fujisawa Hideyuki	3230	♂		View game
1987-06-25	3109	Black	Loss	Rin Kaiho	3332	♂		View game
1987-06-03	3109	Black	Win	Yang Hui	3053	♀		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	3030	♂		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	3109	Black	Win	Zhang Wendong	3184	♂		View game
1987-03-26	3106	Black	Win	Sonoda Yuichi	3232	♂		View game
1986-08-17	3090	Black	Loss	Yoda Norimoto	3253	♂		View game
1986-08-10	3090	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	3082	Black	Loss	Ishida Yoshio	3271	♂		View game
1985-02-13	3075	White	Win	Hidaka Toshiyuki	2848	♂		View game
1984-09-01	3071	White	Loss	Ogata Masaki	3047	♂		View game

Contact: Rémi Coulom.