Oya Koichi

en translationzh translationja translationko translation

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Graph

Data

Wins74
Losses112
Total186
Linkhttp://www.nihonkiin.or.j...
Linkhttp://senseis.xmp.net/?O...
Linkhttps://ja.wikipedia.org/...
Date of Birth1966-03-22

Game List

DateRatingColorResultOpponentKifu
2025-01-302934 Black Loss Yoda Norimoto 3228 jp flagView game
2025-01-202934 White Loss Kobayashi Izumi 2947 jp flagView game
2024-08-222937 Black Win Nyu Eiko 3058 jp flagView game
2023-08-212937 White Loss Kono Takashi 3069 jp flagView game
2023-07-132937 Black Loss Cho U 3310 jp flagView game
2022-12-122940 Black Win Osuka Seira 2709 jp flagView game
2022-08-222941 Black Loss Xie Yimin 3064 jp flagView game
2021-11-292946 Black Loss Cho Chikun 3157 jp flagView game
2021-08-302948 White Win Takemiya Youkou 2821 jp flagView game
2021-08-302948 White Win Okada Yumiko 2594 jp flagView game
2021-08-302948 Black Loss Kurotaki Masaki 2976 jp flagView game
2021-04-012952 Black Loss Ishida Yoshio 3007 jp flagView game
2020-12-242956 White Loss Motoki Katsuya 3350 jp flagView game
2020-12-212957 Black Win Yoda Norimoto 3268 jp flagView game
2020-11-092957 Black Loss Hsu Chiayuan 3462 jp flagView game
2020-11-012957 Black Loss Yamamoto Kentaro 2942 jp flagView game
2020-11-012957 Black Loss Mochizuki Kenichi 3119 jp flagView game
2020-10-312957 Black Loss Ogata Masaki 3061 jp flagView game
2020-10-312957 Black Win Omori Yasushi 2860 jp flagView game
2020-08-242960 White Win Anzai Nobuaki 3266 jp flagView game
2020-08-242960 White Win Nakazawa Ayako 2690 jp flagView game
2019-12-122963 White Win Ueno Risa 2972 jp flagView game
2019-10-242962 White Loss Xie Yimin 3056 jp flagView game
2019-09-162963 Black Loss Iguchi Toyohide 3056 jp flagView game
2019-09-122963 White Loss Seki Kotaro 3249 jp flagView game
2018-11-202969 Black Loss Ohashi Hirofumi 3153 jp flagView game
2017-12-212980 Black Loss Imamura Toshiya 3183 jp flagView game
2017-06-222988 Black Loss Kataoka Satoshi 3104 jp flagView game
2016-12-152998 White Loss Ko Iso 3260 jp flagView game
2016-10-203001 White Win Ishida Yoshio 3035 jp flagView game
2015-12-243013 White Loss Yukawa Mitsuhisa 3108 jp flagView game
2015-11-263015 Black Loss Ishida Yoshio 3043 jp flagView game
2015-11-073016 White Loss O Meien 3182 jp flagView game
2015-10-083018 White Win Kobayashi Satoru 3224 jp flagView game
2015-01-263032 Black Loss Hong Seokui 3175 jp flagView game
2014-04-103051 Black Win Ishida Yoshio 3070 jp flagView game
2014-03-273051 Black Loss Otake Hideo 3033 jp flagView game
2014-02-063054 Black Win Hsu Chiayuan 3344 jp flagView game
2013-12-123056 White Loss Ishida Yoshio 3077 jp flagView game
2013-11-283057 White Loss Ichiriki Ryo 3347 jp flagView game
2013-02-073073 Black Loss So Yokoku 3167 jp flagView game
2013-01-193075 Black Loss Yuki Satoshi 3328 jp flagView game
2013-01-173075 White Win Shuto Shun 3173 jp flagView game
2012-12-153077 Black Win Tsuruyama Atsushi 3162 jp flagView game
2012-11-173077 White Win Yamashita Keigo 3366 jp flagView game
2012-11-083077 Black Win Kobayashi Satoru 3229 jp flagView game
2012-04-193073 Black Loss Hwang Jinhyung 2992 kr flagView game
2012-01-123072 White Loss Yoda Norimoto 3258 jp flagView game
2012-01-123072 Black Win Nishimura Keiji 2955 jp flagView game
2011-12-033072 White Loss Takao Shinji 3375 jp flagView game
2011-11-173072 Black Loss Takao Shinji 3376 jp flagView game
2011-09-103073 Black Win Ogaki Yusaku 3070 jp flagView game
2011-04-293071 White Loss Lee Changho 3476 kr flagView game
2011-03-313071 White Loss So Yokoku 3166 jp flagView game
2011-01-133071 Black Loss Mitani Tetsuya 3180 jp flagView game
2010-05-133075 White Loss Kono Rin 3367 jp flagView game
2009-11-303079 White Loss Kato Atsushi 3171 jp flagView game
2009-09-033082 White Win Rin Kaiho 3057 jp flagView game
2009-08-203082 White Loss Yuki Satoshi 3328 jp flagView game
2009-07-233083 Black Win Cho Chikun 3262 jp flagView game
2009-06-183083 Black Loss Ko Iso 3220 jp flagView game
2009-01-153084 White Win Takemiya Masaki 3182 jp flagView game
2008-12-183084 White Loss O Meien 3227 jp flagView game
2008-12-113084 White Loss Ryu Shikun 3237 jp flagView game
2008-11-273084 White Win Yoda Norimoto 3292 jp flagView game
2008-09-043082 White Loss Otake Hideo 3073 jp flagView game
2008-01-103082 Black Loss Cho Sonjin 3220 jp flagView game
2007-12-063082 Black Loss Takao Shinji 3381 jp flagView game
2007-03-153087 White Loss Yo Kagen 3032 jp flagView game
2006-12-073090 Black Loss Takemiya Masaki 3163 jp flagView game
2006-07-033098 White Loss Cho U 3448 jp flagView game
2006-05-293100 Black Win Yoda Norimoto 3336 jp flagView game
2006-05-253100 Black Loss Cho Chikun 3322 jp flagView game
2006-05-013101 Black Win Mizokami Tomochika 3217 jp flagView game
2006-02-163102 White Loss Kobayashi Satoru 3292 jp flagView game
2006-02-073102 Black Loss Takao Shinji 3381 jp flagView game
2006-01-123102 White Loss Kataoka Satoshi 3199 jp flagView game
2005-12-203103 Black Win Hashimoto Yujiro 2984 jp flagView game
2005-12-203103 Black Win Abe Yoshiteru 2843 jp flagView game
2005-12-053103 Black Win Yamada Kimio 3280 jp flagView game
2005-10-203103 Black Loss Cho Chikun 3324 jp flagView game
2005-01-183104 White Win Aragaki Takeshi 2851 jp flagView game
2005-01-063104 Black Loss Yokota Shigeaki 3124 jp flagView game
2004-12-203104 White Win Ryu Shikun 3199 jp flagView game
2004-07-153102 Black Loss O Rissei 3260 jp flagView game
2004-06-103102 White Loss Ohba Junya 2934 jp flagView game
2004-03-023105 White Loss Kamimura Haruo 3067 jp flagView game
2004-01-273106 White Win Nakaonoda Tomomi 3132 jp flagView game
2003-12-013108 Black Loss O Rissei 3281 jp flagView game
2003-07-273112 Black Win Hane Naoki 3313 jp flagView game
2003-06-233113 White Loss Cho Sonjin 3239 jp flagView game
2003-05-263113 Black Win Kono Rin 3249 jp flagView game
2003-04-073113 White Loss O Rissei 3276 jp flagView game
2003-01-203113 White Win Abe Yoshiteru 2841 jp flagView game
2003-01-203113 Black Win Otake Hideo 3131 jp flagView game
2002-12-093113 White Win Yokota Shigeaki 3112 jp flagView game
2002-12-093113 Black Win Kataoka Satoshi 3157 jp flagView game
2002-11-073111 Black Loss Kenmochi Joe 2963 jp flagView game
2002-04-213105 Black Loss Chin Kaei 3035 jp flagView game
2001-04-293101 White Loss Yuki Satoshi 3293 jp flagView game
2001-04-053101 Black Loss Yuki Satoshi 3291 jp flagView game
2001-03-083101 White Loss Cho Chikun 3334 jp flagView game
2001-02-083102 White Loss Hane Naoki 3278 jp flagView game
2001-01-183102 White Win Otake Hideo 3176 jp flagView game
2000-12-073102 Black Win Yamada Kimio 3266 jp flagView game
2000-11-093102 Black Loss Cho U 3283 jp flagView game
2000-10-193101 Black Loss Cho Sonjin 3260 jp flagView game
2000-09-183101 Black Loss Cho Sonjin 3260 jp flagView game
2000-07-133102 Black Win Kataoka Satoshi 3190 jp flagView game
1999-07-013098 White Loss Kato Masao 3291 jp flagView game
1999-06-203098 Black Loss Yoshida Mika 2903 jp flagView game
1999-04-293099 Black Win Hane Naoki 3238 jp flagView game
1999-02-013099 White Loss Tokimoto Hajime 3073 jp flagView game
1998-12-223100 White Win Muramatsu Ryuichi 2971 jp flagView game
1998-09-173100 Black Loss O Rissei 3333 jp flagView game
1998-08-233100 White Loss Tono Hiroaki 3231 jp flagView game
1998-08-203100 Black Win Oyama Kunio 3044 jp flagView game
1998-07-233101 Black Win Kato Masao 3293 jp flagView game
1998-04-303100 White Loss Hiroe Hiroyuki 2979 jp flagView game
1998-04-123100 White Win Kurahashi Masayuki 3131 jp flagView game
1998-04-023100 Black Win Yuki Satoshi 3250 jp flagView game
1997-08-073091 Black Loss O Meien 3227 jp flagView game
1997-03-063087 Black Loss Iwata Tatsuaki 3081 jp flagView game
1997-02-173087 White Loss Hisajima Kunio 3095 jp flagView game
1997-01-163088 Black Win Kojima Takaho 2924 jp flagView game
1996-12-163088 Black Win Nakano Hironari 3193 jp flagView game
1996-12-163088 White Win Tei Meiko 2872 jp flagView game
1995-03-093070 White Loss Ushinohama Satsuo 3065 jp flagView game
1995-02-093070 Black Loss Nakamura Hidehito 2980 jp flagView game
1994-11-243070 Black Loss Kurahashi Masayuki 3132 jp flagView game
1994-11-103071 White Win Kishimoto Kazuo 2897 jp flagView game
1994-08-113072 White Loss Mimura Tomoyasu 3167 jp flagView game
1994-04-143076 Black Loss Rin Kaiho 3288 jp flagView game
1994-03-173077 White Win Yamada Kimio 3217 jp flagView game
1994-02-173077 Black Loss Kataoka Satoshi 3275 jp flagView game
1994-01-273077 White Win Kataoka Satoshi 3276 jp flagView game
1993-12-133077 Black Loss Nakano Hironari 3144 jp flagView game
1993-10-023078 White Loss Komatsu Hideki 3196 jp flagView game
1993-07-013080 White Loss Yuki Satoshi 3197 jp flagView game
1993-04-293081 Black Win Ryu Shikun 3227 jp flagView game
1993-03-133082 Black Win Ryu Shikun 3225 jp flagView game
1993-03-113082 White Loss Kobayashi Satoru 3351 jp flagView game
1992-11-123080 White Loss Cho Chikun 3375 jp flagView game
1992-11-023080 Black Loss Nakaonoda Tomomi 3132 jp flagView game
1992-10-173080 White Win Michael Redmond 3075 jp flagView game
1992-10-153080 Black Win Cho Sonjin 3190 jp flagView game
1992-07-303078 White Loss Sakata Eio 3096 jp flagView game
1992-05-213077 White Loss O Rissei 3320 jp flagView game
1992-03-253077 White Loss Yuki Satoshi 3156 jp flagView game
1992-03-223077 White Loss Cho Sonjin 3193 jp flagView game
1992-03-083077 White Win Aoki Shinichi 3005 jp flagView game
1991-12-163077 White Loss Iwata Hajime 2874 jp flagView game
1991-11-253077 White Win Imamura Yoshiaki 3022 jp flagView game
1991-11-073077 Black Loss Kobayashi Koichi 3367 jp flagView game
1991-10-243078 Black Loss Shiraishi Yutaka 3063 jp flagView game
1991-09-263079 Black Win Honda Kunihisa 3207 jp flagView game
1991-08-223079 White Win Yamada Wakio 2908 jp flagView game
1991-06-203079 Black Loss Yoda Norimoto 3283 jp flagView game
1991-05-163079 Black Win Kanashima Tadashi 3001 jp flagView game
1990-10-153079 Black Loss Aoki Shinichi 3021 jp flagView game
1990-04-303082 Black Win Yang Hui 3080 cn flagView game
1990-04-293083 Black Loss Liao Guiyong 3090 cn flagView game
1990-04-283083 White Loss Liao Guiyong 3090 cn flagView game
1989-02-263099 White Loss Kobayashi Satoru 3301 jp flagView game
1989-01-293101 White Win Fujisawa Hideyuki 3233 jp flagView game
1988-10-233103 White Win Shiraishi Yutaka 3082 jp flagView game
1988-08-063103 Black Loss Hidaka Toshiyuki 2863 jp flagView game
1988-04-173107 Black Win Nakamura Hidehito 3043 jp flagView game
1987-11-123109 White Win Fujisawa Hideyuki 3229 jp flagView game
1987-06-253109 Black Loss Rin Kaiho 3332 jp flagView game
1987-06-033109 Black Win Yang Hui 3052 cn flagView game
1987-05-313109 Black Loss Yu Bin 3206 cn flagView game
1987-05-283109 White Loss Yu Bin 3206 cn flagView game
1987-05-263109 White Win Liang Weitang 3029 cn flagView game
1987-05-243109 Black Win Wang Jianhong 3020 cn flagView game
1987-05-223109 White Win Zhang Wendong 3184 cn flagView game
1987-05-203109 Black Win Zhang Wendong 3184 cn flagView game
1987-03-263106 Black Win Sonoda Yuichi 3231 jp flagView game
1986-08-173090 Black Loss Yoda Norimoto 3252 jp flagView game
1986-08-103089 Black Win Aragaki Takeshi 3013 jp flagView game
1986-07-243088 White Loss O Rissei 3255 jp flagView game
1986-06-143085 White Loss Yamada Wakio 2960 jp flagView game
1986-05-213084 Black Loss Ishikura Noboru 3069 jp flagView game
1986-02-133081 Black Loss Ishida Yoshio 3271 jp flagView game
1985-02-133075 White Win Hidaka Toshiyuki 2848 jp flagView game
1984-09-013071 White Loss Ogata Masaki 3047 jp flagView game

Contact: Rémi Coulom.