Oya Koichi

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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
2025-01-302930 Black Loss 요다 노리모토 3238 jp flagView game
2025-01-202930 White Loss 고바야시 이즈미 2904 jp flagView game
2024-08-222933 Black Win Nyu Eiko 3062 jp flagView game
2023-08-212933 White Loss Kono Takashi 3051 jp flagView game
2023-07-132934 Black Loss 장쉬 3297 jp flagView game
2022-12-122937 Black Win Osuka Seira 2731 jp flagView game
2022-08-222938 Black Loss 셰이민 3067 jp flagView game
2021-11-292943 Black Loss 조치훈 3149 jp flagView game
2021-08-302946 White Win Takemiya Youkou 2798 jp flagView game
2021-08-302946 White Win Okada Yumiko 2595 jp flagView game
2021-08-302946 Black Loss Kurotaki Masaki 2976 jp flagView game
2021-04-012950 Black Loss 이시다 요시오 3010 jp flagView game
2020-12-242955 White Loss Motoki Katsuya 3351 jp flagView game
2020-12-212955 Black Win 요다 노리모토 3270 jp flagView game
2020-11-092955 Black Loss Hsu Chiayuan 3461 jp flagView game
2020-11-012955 Black Loss Yamamoto Kentaro 2944 jp flagView game
2020-11-012955 Black Loss Mochizuki Kenichi 3122 jp flagView game
2020-10-312956 Black Loss Ogata Masaki 3064 jp flagView game
2020-10-312956 Black Win Omori Yasushi 2864 jp flagView game
2020-08-242959 White Win Anzai Nobuaki 3269 jp flagView game
2020-08-242959 White Win Nakazawa Ayako 2679 jp flagView game
2019-12-122961 White Win Ueno Risa 2969 jp flagView game
2019-10-242961 White Loss 셰이민 3056 jp flagView game
2019-09-162961 Black Loss Iguchi Toyohide 3045 jp flagView game
2019-09-122961 White Loss Seki Kotaro 3249 jp flagView game
2018-11-202968 Black Loss Ohashi Hirofumi 3154 jp flagView game
2017-12-212980 Black Loss Imamura Toshiya 3183 jp flagView game
2017-06-222987 Black Loss Kataoka Satoshi 3107 jp flagView game
2016-12-152998 White Loss Ko Iso 3262 jp flagView game
2016-10-203001 White Win 이시다 요시오 3036 jp flagView game
2015-12-243013 White Loss Yukawa Mitsuhisa 3111 jp flagView game
2015-11-263015 Black Loss 이시다 요시오 3044 jp flagView game
2015-11-073016 White Loss 왕밍완 3183 jp flagView game
2015-10-083018 White Win 고바야시 사토루 3225 jp flagView game
2015-01-263032 Black Loss Hong Seokui 3175 jp flagView game
2014-04-103051 Black Win 이시다 요시오 3071 jp flagView game
2014-03-273052 Black Loss 오타케 히데오 3034 jp flagView game
2014-02-063055 Black Win Hsu Chiayuan 3345 jp flagView game
2013-12-123056 White Loss 이시다 요시오 3078 jp flagView game
2013-11-283057 White Loss 이치리키 료 3348 jp flagView game
2013-02-073074 Black Loss So Yokoku 3168 jp flagView game
2013-01-193075 Black Loss 유키 사토시 3329 jp flagView game
2013-01-173075 White Win Shuto Shun 3174 jp flagView game
2012-12-153077 Black Win Tsuruyama Atsushi 3163 jp flagView game
2012-11-173078 White Win 야마시타 케이고 3367 jp flagView game
2012-11-083078 Black Win 고바야시 사토루 3230 jp flagView game
2012-04-193073 Black Loss 황진형 2991 kr flagView game
2012-01-123073 White Loss 요다 노리모토 3259 jp flagView game
2012-01-123073 Black Win Nishimura Keiji 2957 jp flagView game
2011-12-033073 White Loss 다카오 신지 3376 jp flagView game
2011-11-173073 Black Loss 다카오 신지 3376 jp flagView game
2011-09-103073 Black Win Ogaki Yusaku 3071 jp flagView game
2011-04-293072 White Loss 이창호 3477 kr flagView game
2011-03-313071 White Loss So Yokoku 3167 jp flagView game
2011-01-133072 Black Loss Mitani Tetsuya 3180 jp flagView game
2010-05-133076 White Loss 고노 린 3368 jp flagView game
2009-11-303079 White Loss Kato Atsushi 3172 jp flagView game
2009-09-033082 White Win 린하이펑 3058 jp flagView game
2009-08-203083 White Loss 유키 사토시 3329 jp flagView game
2009-07-233083 Black Win 조치훈 3263 jp flagView game
2009-06-183083 Black Loss Ko Iso 3221 jp flagView game
2009-01-153085 White Win 다케미야 마사키 3183 jp flagView game
2008-12-183084 White Loss 왕밍완 3228 jp flagView game
2008-12-113084 White Loss 류시훈 3238 jp flagView game
2008-11-273085 White Win 요다 노리모토 3293 jp flagView game
2008-09-043083 White Loss 오타케 히데오 3074 jp flagView game
2008-01-103083 Black Loss 조선진 3221 jp flagView game
2007-12-063083 Black Loss 다카오 신지 3382 jp flagView game
2007-03-153087 White Loss Yo Kagen 3033 jp flagView game
2006-12-073091 Black Loss 다케미야 마사키 3164 jp flagView game
2006-07-033099 White Loss 장쉬 3449 jp flagView game
2006-05-293101 Black Win 요다 노리모토 3338 jp flagView game
2006-05-253101 Black Loss 조치훈 3325 jp flagView game
2006-05-013101 Black Win Mizokami Tomochika 3218 jp flagView game
2006-02-163102 White Loss 고바야시 사토루 3293 jp flagView game
2006-02-073102 Black Loss 다카오 신지 3383 jp flagView game
2006-01-123103 White Loss Kataoka Satoshi 3196 jp flagView game
2005-12-203104 Black Win Hashimoto Yujiro 2985 jp flagView game
2005-12-203104 Black Win Abe Yoshiteru 2843 jp flagView game
2005-12-053104 Black Win 야마다 기미오 3281 jp flagView game
2005-10-203104 Black Loss 조치훈 3327 jp flagView game
2005-01-183105 White Win Aragaki Takeshi 2852 jp flagView game
2005-01-063104 Black Loss Yokota Shigeaki 3121 jp flagView game
2004-12-203105 White Win 류시훈 3200 jp flagView game
2004-07-153103 Black Loss 왕리청 3261 jp flagView game
2004-06-103103 White Loss Ohba Junya 2935 jp flagView game
2004-03-023106 White Loss Kamimura Haruo 3068 jp flagView game
2004-01-273107 White Win Nakaonoda Tomomi 3133 jp flagView game
2003-12-013109 Black Loss 왕리청 3282 jp flagView game
2003-07-273113 Black Win 하네 나오키 3312 jp flagView game
2003-06-233113 White Loss 조선진 3240 jp flagView game
2003-05-263114 Black Win 고노 린 3250 jp flagView game
2003-04-073114 White Loss 왕리청 3277 jp flagView game
2003-01-203114 White Win Abe Yoshiteru 2841 jp flagView game
2003-01-203114 Black Win 오타케 히데오 3132 jp flagView game
2002-12-093113 White Win Yokota Shigeaki 3112 jp flagView game
2002-12-093113 Black Win Kataoka Satoshi 3155 jp flagView game
2002-11-073112 Black Loss Kenmochi Joe 2962 jp flagView game
2002-04-213105 Black Loss Chin Kaei 3039 jp flagView game
2001-04-293102 White Loss 유키 사토시 3294 jp flagView game
2001-04-053102 Black Loss 유키 사토시 3292 jp flagView game
2001-03-083102 White Loss 조치훈 3335 jp flagView game
2001-02-083103 White Loss 하네 나오키 3278 jp flagView game
2001-01-183103 White Win 오타케 히데오 3177 jp flagView game
2000-12-073103 Black Win 야마다 기미오 3267 jp flagView game
2000-11-093103 Black Loss 장쉬 3284 jp flagView game
2000-10-193102 Black Loss 조선진 3261 jp flagView game
2000-09-183102 Black Loss 조선진 3261 jp flagView game
2000-07-133103 Black Win Kataoka Satoshi 3190 jp flagView game
1999-07-013099 White Loss 가토 마사오 3292 jp flagView game
1999-06-203099 Black Loss Yoshida Mika 2903 jp flagView game
1999-04-293100 Black Win 하네 나오키 3239 jp flagView game
1999-02-013100 White Loss Tokimoto Hajime 3074 jp flagView game
1998-12-223101 White Win Muramatsu Ryuichi 2971 jp flagView game
1998-09-173101 Black Loss 왕리청 3334 jp flagView game
1998-08-233101 White Loss Tono Hiroaki 3232 jp flagView game
1998-08-203102 Black Win Oyama Kunio 3045 jp flagView game
1998-07-233102 Black Win 가토 마사오 3293 jp flagView game
1998-04-303101 White Loss Hiroe Hiroyuki 2987 jp flagView game
1998-04-123101 White Win Kurahashi Masayuki 3132 jp flagView game
1998-04-023101 Black Win 유키 사토시 3251 jp flagView game
1997-08-073092 Black Loss 왕밍완 3228 jp flagView game
1997-03-063088 Black Loss Iwata Tatsuaki 3086 jp flagView game
1997-02-173088 White Loss Hisajima Kunio 3096 jp flagView game
1997-01-163089 Black Win Kojima Takaho 2929 jp flagView game
1996-12-163089 Black Win Nakano Hironari 3194 jp flagView game
1996-12-163089 White Win Tei Meiko 2873 jp flagView game
1995-03-093071 White Loss Ushinohama Satsuo 3066 jp flagView game
1995-02-093071 Black Loss Nakamura Hidehito 2981 jp flagView game
1994-11-243071 Black Loss Kurahashi Masayuki 3132 jp flagView game
1994-11-103072 White Win Kishimoto Kazuo 2898 jp flagView game
1994-08-113073 White Loss Mimura Tomoyasu 3168 jp flagView game
1994-04-143077 Black Loss 린하이펑 3289 jp flagView game
1994-03-173078 White Win 야마다 기미오 3218 jp flagView game
1994-02-173078 Black Loss Kataoka Satoshi 3274 jp flagView game
1994-01-273078 White Win Kataoka Satoshi 3275 jp flagView game
1993-12-133078 Black Loss Nakano Hironari 3145 jp flagView game
1993-10-023079 White Loss Komatsu Hideki 3197 jp flagView game
1993-07-013080 White Loss 유키 사토시 3198 jp flagView game
1993-04-293082 Black Win 류시훈 3227 jp flagView game
1993-03-133083 Black Win 류시훈 3226 jp flagView game
1993-03-113083 White Loss 고바야시 사토루 3351 jp flagView game
1992-11-123081 White Loss 조치훈 3375 jp flagView game
1992-11-023081 Black Loss Nakaonoda Tomomi 3132 jp flagView game
1992-10-173081 White Win 마이클 레드먼드 3076 jp flagView game
1992-10-153081 Black Win 조선진 3190 jp flagView game
1992-07-303079 White Loss 사카타 에이오 3097 jp flagView game
1992-05-213078 White Loss 왕리청 3321 jp flagView game
1992-03-253078 White Loss 유키 사토시 3157 jp flagView game
1992-03-223078 White Loss 조선진 3194 jp flagView game
1992-03-083078 White Win Aoki Shinichi 3006 jp flagView game
1991-12-163078 White Loss Iwata Hajime 2875 jp flagView game
1991-11-253078 White Win Imamura Yoshiaki 3028 jp flagView game
1991-11-073078 Black Loss 고바야시 고이치 3368 jp flagView game
1991-10-243079 Black Loss Shiraishi Yutaka 3063 jp flagView game
1991-09-263079 Black Win Honda Kunihisa 3208 jp flagView game
1991-08-223080 White Win Yamada Wakio 2909 jp flagView game
1991-06-203080 Black Loss 요다 노리모토 3284 jp flagView game
1991-05-163080 Black Win Kanashima Tadashi 3001 jp flagView game
1990-10-153080 Black Loss Aoki Shinichi 3021 jp flagView game
1990-04-303083 Black Win Yang Hui 3081 cn flagView game
1990-04-293083 Black Loss Liao Guiyong 3091 cn flagView game
1990-04-283083 White Loss Liao Guiyong 3091 cn flagView game
1989-02-263100 White Loss 고바야시 사토루 3301 jp flagView game
1989-01-293101 White Win 후지사와 히데유키 3233 jp flagView game
1988-10-233103 White Win Shiraishi Yutaka 3083 jp flagView game
1988-08-063104 Black Loss Hidaka Toshiyuki 2864 jp flagView game
1988-04-173107 Black Win Nakamura Hidehito 3044 jp flagView game
1987-11-123110 White Win 후지사와 히데유키 3230 jp flagView game
1987-06-253109 Black Loss 린하이펑 3332 jp flagView game
1987-06-033109 Black Win Yang Hui 3053 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 3030 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 3232 jp flagView game
1986-08-173090 Black Loss 요다 노리모토 3253 jp flagView game
1986-08-103090 Black Win Aragaki Takeshi 3014 jp flagView game
1986-07-243088 White Loss 왕리청 3255 jp flagView game
1986-06-143086 White Loss Yamada Wakio 2960 jp flagView game
1986-05-213084 Black Loss Ishikura Noboru 3069 jp flagView game
1986-02-133082 Black Loss 이시다 요시오 3272 jp flagView game
1985-02-133075 White Win Hidaka Toshiyuki 2848 jp flagView game
1984-09-013071 White Loss Ogata Masaki 3045 jp flagView game

Contact: Rémi Coulom.