Oya Koichi

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Graph

Data

Wins62
Losses97
Total159
Linkhttp://www.nihonkiin.or.j...
Linkhttp://senseis.xmp.net/?O...
Linkhttps://ja.wikipedia.org/...
Date of Birth1966-03-22

Game List

DateRatingColorResultOpponentKifu
2019-10-242939 White Loss Xie Yimin 3035 jpView game
2019-09-162939 Black Loss Iguchi Toyohide 3086 jpView game
2019-09-122939 White Loss Seki Kotaro 3166 jpView game
2018-11-202949 Black Loss Ohashi Hirofumi 3107 jpView game
2017-12-212963 Black Loss Imamura Toshiya 3206 jpView game
2017-06-222971 Black Loss Kataoka Satoshi 3108 jpView game
2016-12-152983 White Loss Ko Iso 3249 jpView game
2016-10-202987 White Win Ishida Yoshio 3036 jpView game
2015-12-243001 White Loss Yukawa Mitsuhisa 3104 jpView game
2015-11-263002 Black Loss Ishida Yoshio 3042 jpView game
2015-11-073004 White Loss O Meien 3173 jpView game
2015-10-083006 White Win Kobayashi Satoru 3215 jpView game
2015-01-263021 Black Loss Hong Seokui 3159 jpView game
2014-04-103041 Black Win Ishida Yoshio 3067 jpView game
2014-03-273042 Black Loss Otake Hideo 3026 jpView game
2014-02-063045 Black Win Hsu Chiayuan 3331 jpView game
2013-12-123047 White Loss Ishida Yoshio 3074 jpView game
2013-11-283048 White Loss Ichiriki Ryo 3334 jpView game
2013-02-073066 Black Loss So Yokoku 3157 jpView game
2013-01-193067 Black Loss Yuki Satoshi 3318 jpView game
2013-01-173067 White Win Shuto Shun 3172 jpView game
2012-12-153069 Black Win Tsuruyama Atsushi 3154 jpView game
2012-11-173070 White Win Yamashita Keigo 3356 jpView game
2012-11-083070 Black Win Kobayashi Satoru 3222 jpView game
2012-04-193066 Black Loss Hwang Jinhyung 3003 krView game
2012-01-123066 White Loss Yoda Norimoto 3251 jpView game
2012-01-123066 Black Win Nishimura Keiji 2950 jpView game
2011-12-033066 White Loss Takao Shinji 3367 jpView game
2011-11-173066 Black Loss Takao Shinji 3367 jpView game
2011-09-103066 Black Win Ogaki Yusaku 3064 jpView game
2011-04-293065 White Loss Lee Changho 3460 krView game
2011-03-313065 White Loss So Yokoku 3159 jpView game
2011-01-133066 Black Loss Mitani Tetsuya 3173 jpView game
2010-05-133070 White Loss Kono Rin 3360 jpView game
2009-11-303074 White Loss Kato Atsushi 3164 jpView game
2009-09-033078 White Win Rin Kaiho 3057 jpView game
2009-08-203078 White Loss Yuki Satoshi 3322 jpView game
2009-07-233079 Black Win Cho Chikun 3257 jpView game
2009-06-183079 Black Loss Ko Iso 3215 jpView game
2009-01-153081 White Win Takemiya Masaki 3178 jpView game
2008-12-183081 White Loss O Meien 3223 jpView game
2008-12-113081 White Loss Ryu Shikun 3234 jpView game
2008-11-273081 White Win Yoda Norimoto 3287 jpView game
2008-09-043080 White Loss Otake Hideo 3071 jpView game
2008-01-103080 Black Loss Cho Sonjin 3217 jpView game
2007-12-063081 Black Loss Takao Shinji 3375 jpView game
2007-03-153086 White Loss Yo Kagen 3031 jpView game
2006-12-073090 Black Loss Takemiya Masaki 3160 jpView game
2006-07-033098 White Loss Cho U 3444 jpView game
2006-05-293100 Black Win Yoda Norimoto 3332 jpView game
2006-05-253101 Black Loss Cho Chikun 3320 jpView game
2006-05-013102 Black Win Mizokami Tomochika 3210 jpView game
2006-02-163103 White Loss Kobayashi Satoru 3289 jpView game
2006-02-073103 Black Loss Takao Shinji 3377 jpView game
2006-01-123104 White Loss Kataoka Satoshi 3195 jpView game
2005-12-203105 Black Win Hashimoto Yujiro 2984 jpView game
2005-12-203105 Black Win Abe Yoshiteru 2846 jpView game
2005-12-053105 Black Win Yamada Kimio 3276 jpView game
2005-10-203105 Black Loss Cho Chikun 3322 jpView game
2005-01-183107 White Win Aragaki Takeshi 2861 jpView game
2005-01-063107 Black Loss Yokota Shigeaki 3119 jpView game
2004-12-203107 White Win Ryu Shikun 3202 jpView game
2004-06-103107 White Loss Ohba Junya 2934 jpView game
2004-03-023109 White Loss Kamimura Haruo 3066 jpView game
2004-01-273110 White Win Nakaonoda Tomomi 3130 jpView game
2003-12-013111 Black Loss O Rissei 3282 jpView game
2003-07-273115 Black Win Hane Naoki 3308 jpView game
2003-06-233116 White Loss Cho Sonjin 3237 jpView game
2003-05-263116 Black Win Kono Rin 3250 jpView game
2003-04-073116 White Loss O Rissei 3278 jpView game
2003-01-203116 White Win Abe Yoshiteru 2845 jpView game
2003-01-203116 Black Win Otake Hideo 3127 jpView game
2002-12-093115 White Win Yokota Shigeaki 3110 jpView game
2002-12-093115 Black Win Kataoka Satoshi 3152 jpView game
2002-11-073113 Black Loss Kenmochi Joe 2961 jpView game
2002-04-213106 Black Loss Chin Kaei 3035 jpView game
2001-04-293102 White Loss Yuki Satoshi 3295 jpView game
2001-04-053102 Black Loss Yuki Satoshi 3293 jpView game
2001-03-083103 White Loss Cho Chikun 3332 jpView game
2001-02-083103 White Loss Hane Naoki 3276 jpView game
2001-01-183103 White Win Otake Hideo 3173 jpView game
2000-12-073103 Black Win Yamada Kimio 3264 jpView game
2000-11-093103 Black Loss Cho U 3280 jpView game
2000-10-193102 Black Loss Cho Sonjin 3258 jpView game
2000-09-183102 Black Loss Cho Sonjin 3258 jpView game
2000-07-133103 Black Win Kataoka Satoshi 3185 jpView game
1999-07-013098 White Loss Kato Masao 3290 jpView game
1999-06-203098 Black Loss Yoshida Mika 2903 jpView game
1999-04-293099 Black Win Hane Naoki 3237 jpView game
1999-02-013099 White Loss Tokimoto Hajime 3075 jpView game
1998-12-223100 White Win Muramatsu Ryuichi 2977 jpView game
1998-09-173100 Black Loss O Rissei 3332 jpView game
1998-08-233101 White Loss Tono Hiroaki 3224 jpView game
1998-08-203101 Black Win Oyama Kunio 3050 jpView game
1998-07-233101 Black Win Kato Masao 3291 jpView game
1998-04-303100 White Loss Hiroe Hiroyuki 3005 jpView game
1998-04-123100 White Win Kurahashi Masayuki 3134 jpView game
1998-04-023100 Black Win Yuki Satoshi 3245 jpView game
1997-08-073091 Black Loss O Meien 3227 jpView game
1997-03-063087 Black Loss Iwata Tatsuaki 3098 jpView game
1997-02-173087 White Loss Hisajima Kunio 3102 jpView game
1997-01-163087 Black Win Kojima Takaho 2948 jpView game
1996-12-163087 Black Win Nakano Hironari 3191 jpView game
1996-12-163087 White Win Tei Meiko 2882 jpView game
1995-03-093067 White Loss Ushinohama Satsuo 3072 jpView game
1995-02-093066 Black Loss Nakamura Hidehito 2981 jpView game
1994-11-243067 Black Loss Kurahashi Masayuki 3122 jpView game
1994-11-103067 White Win Kishimoto Kazuo 2899 jpView game
1994-08-113068 White Loss Mimura Tomoyasu 3160 jpView game
1994-04-143071 Black Loss Rin Kaiho 3287 jpView game
1994-03-173072 White Win Yamada Kimio 3226 jpView game
1994-01-273072 White Win Kataoka Satoshi 3272 jpView game
1993-12-133071 Black Loss Nakano Hironari 3154 jpView game
1993-10-023071 White Loss Komatsu Hideki 3193 jpView game
1993-07-013071 White Loss Yuki Satoshi 3197 jpView game
1993-04-293072 Black Win Ryu Shikun 3228 jpView game
1993-03-133071 Black Win Ryu Shikun 3226 jpView game
1993-03-113071 White Loss Kobayashi Satoru 3351 jpView game
1992-11-123068 White Loss Cho Chikun 3375 jpView game
1992-11-023068 Black Loss Nakaonoda Tomomi 3114 jpView game
1992-10-153068 Black Win Cho Sonjin 3186 jpView game
1992-07-303065 White Loss Sakata Eio 3073 jpView game
1992-05-213064 White Loss O Rissei 3320 jpView game
1992-03-253064 White Loss Yuki Satoshi 3158 jpView game
1992-03-223064 White Loss Cho Sonjin 3190 jpView game
1992-03-083064 White Win Aoki Shinichi 3008 jpView game
1991-12-163064 White Loss Iwata Hajime 2877 jpView game
1991-11-253064 White Win Imamura Yoshiaki 3035 jpView game
1991-11-073065 Black Loss Kobayashi Koichi 3368 jpView game
1991-10-243065 Black Loss Shiraishi Yutaka 3063 jpView game
1991-09-263066 Black Win Honda Kunihisa 3218 jpView game
1991-08-223066 White Win Yamada Wakio 2888 jpView game
1991-06-203066 Black Loss Yoda Norimoto 3270 jpView game
1991-05-163066 Black Win Kanashima Tadashi 2978 jpView game
1990-10-153064 Black Loss Aoki Shinichi 3022 jpView game
1990-04-303067 Black Win Yang Hui 3085 cnView game
1990-04-293067 Black Loss Liao Guiyong 3091 cnView game
1990-04-283067 White Loss Liao Guiyong 3091 cnView game
1989-02-263080 White Loss Kobayashi Satoru 3306 jpView game
1989-01-293081 White Win Fujisawa Hideyuki 3241 jpView game
1988-10-233082 White Win Shiraishi Yutaka 3080 jpView game
1988-08-063082 Black Loss Hidaka Toshiyuki 2872 jpView game
1988-04-173084 Black Win Nakamura Hidehito 3041 jpView game
1987-06-253086 Black Loss Rin Kaiho 3334 jpView game
1987-06-033086 Black Win Yang Hui 3054 cnView game
1987-05-313086 Black Loss Yu Bin 3206 cnView game
1987-05-283086 White Loss Yu Bin 3206 cnView game
1987-05-263086 White Win Liang Weitang 3028 cnView game
1987-05-243086 Black Win Wang Jianhong 3019 cnView game
1987-05-223086 White Win Zhang Wendong 3184 cnView game
1987-05-203086 Black Win Zhang Wendong 3184 cnView game
1987-03-263083 Black Win Sonoda Yuichi 3242 jpView game
1986-08-173067 Black Loss Yoda Norimoto 3252 jpView game
1986-08-103067 Black Win Aragaki Takeshi 3032 jpView game
1986-07-243066 White Loss O Rissei 3254 jpView game
1986-06-143063 White Loss Yamada Wakio 2952 jpView game
1986-05-213062 Black Loss Ishikura Noboru 3067 jpView game
1986-02-133059 Black Loss Ishida Yoshio 3270 jpView game
1984-09-013047 White Loss Ogata Masaki 3048 jpView game

Contact: Rémi Coulom.