Ratings
OHTAKE Kosuke (Japan)
Japanese name(s): 大竹浩介233 tournaments
1412 results
Player ID: 5600
1412 results
Player ID: 5600
2019-08-25: 36_Sea_of_Japan_open(Japan)
| NAGASAKI Hidekazu | 56-08 | OHTAKE Kosuke |
| OHTAKE Kosuke | 50-14 | WATANABE Yasuo |
| NAKAGAWA Azune | 35-29 | OHTAKE Kosuke |
| OHTAKE Kosuke | 44-20 | KUSU Daiki |
| OHTAKE Kosuke | 42-22 | IWASAKA Ryuji |
| KOBAYASHI Syunjiro | 33-31 | OHTAKE Kosuke |
2018-08-19: 34_Sea_of_Japan_open(Japan)
2018-05-03: 69_Tatebayashi_open(Japan)
2018-04-15: 185_Nagareyama_open(Japan)
2018-04-14: 126_Chiyarenshi_open(Japan)
2018-04-08: 74_Niigata_conference(Japan)
2018-02-04: 2018_Ibaraki_expert_games(Japan)
2018-01-06: Shinagawa_open_2018(Japan)
| OHTAKE Kosuke | 55-09 | OSADA Michi |
| OHTAKE Kosuke | 50-14 | MATSUHASHI Satoi |
| OHTAKE Kosuke | 53-11 | KOBAYASHI Manabu |
| SATO Hisakazu | 34-30 | OHTAKE Kosuke |
| NAGASAKI Hidekazu | 49-15 | OHTAKE Kosuke |
| AIHARA Shigeaki | 48-16 | OHTAKE Kosuke |
| OHTAKE Kosuke | 59-05 | TAJIMA Yusuke |
| NAKAMURA Kazuki | 36-28 | OHTAKE Kosuke |
| OHTAKE Kosuke | 39-25 | KADOWAKI Kisa |
| OHUCHI Yasuhiro | 42-22 | OHTAKE Kosuke |
| OHTAKE Kosuke | 38-26 | TERANISHI Fuyutaka |
| TAYAMA Tsubasa | 45-19 | OHTAKE Kosuke |
| NANASE Yuuma | won against | OHTAKE Kosuke |
| ISOBE Masaki | 42-22 | OHTAKE Kosuke |
| IZUMI Takashi | 45-19 | OHTAKE Kosuke |
| OHTAKE Kosuke | 49-15 | NAKAMURA Kazuhiro |
| OHTAKE Kosuke | 51-13 | HACHIHATA Nobuyasu |
| OHTAKE Kosuke | 44-20 | IZURA Daisei |
| MIYAJI Hiroaki | 35-29 | OHTAKE Kosuke |
| TAKAHARU Daikan | 34-30 | OHTAKE Kosuke |
| YAMAGUCHI Tomoki | 49-15 | OHTAKE Kosuke |
| OHTAKE Kosuke | 48-16 | OTSUKA Takehiro |
| HORIUCHI Soutarou | 38-26 | OHTAKE Kosuke |
| AIHARA Shigeaki | 43-21 | OHTAKE Kosuke |
| OHTAKE Kosuke | 37-27 | IWASAKA Ryuji |
| OHTAKE Kosuke | 37-27 | ISHIZAWA Manaka |
| KOBAYASHI Kano | 35-29 | OHTAKE Kosuke |
| OHTAKE Kosuke | 33-31 | FUKUSAKI Masakazu |
| IZUMI Takashi | 40-24 | OHTAKE Kosuke |
| OHTAKE Kosuke | 49-15 | HACHIHATA Nobuyasu |
| OHTAKE Kosuke | 40-24 | KOBAYASHI Ayumi |
| ARAI Hiroyuki | 50-14 | OHTAKE Kosuke |
| OHTAKE Kosuke | 39-25 | OHUCHI Takeshi |
| KOBAYASHI Ayumi | 40-24 | OHTAKE Kosuke |
| OHTAKE Kosuke | 45-19 | HACHIHATA Nobuyasu |
| KITAMURA Momona | 42-22 | OHTAKE Kosuke |
| OHTAKE Kosuke | 39-25 | KAWAKAMI Eiichi |
| HAYASAKA Toshie | 47-17 | OHTAKE Kosuke |
| ITO Azumi | 38-26 | OHTAKE Kosuke |
| OHTAKE Kosuke | 40-24 | YAMAGUCHI Hironobu |
| MONMA Naoto | 37-27 | OHTAKE Kosuke |
2017-10-15: 109_Mito_meeting(Japan)
2017-09-23: 108_Mito_Meeting(Japan)
2017-09-17: 97_Sendai_open(Japan)
2017-08-12: 63_Mito_Jishi_games(Japan)
2017-07-16: 45_All_Japan_championship(Japan)
2017-07-09: 106_Mito_meeting(Japan)
2017-06-18: 45_All_Japan_Ibaraki_prelim(Japan)
2017-05-21: 94_Sendai_open(Japan)
2017-03-19: 38_Meijin(Japan)
2017-02-19: 102_Mito_meeting(Japan)
2017-01-15: 101_Mito_meeting(Japan)
2017-01-03: Shinagawa_open_2017(Japan)
| OHTAKE Kosuke | 50-14 | MATSUSHITA Junichi |
| IZUMI Takashi | 45-19 | OHTAKE Kosuke |
| OHTAKE Kosuke | 46-18 | OHUCHI Tose |
| NAKAMURA Kazuki | 52-12 | OHTAKE Kosuke |
| OHTAKE Kosuke | 54-10 | SUZUKI Ryouta |
| OHTAKE Kosuke | 47-17 | ARAKI Yu |
| OHTAKE Kosuke | 51-13 | MATSUSHITA Junichi |
| IZUMI Takashi | 57-07 | OHTAKE Kosuke |
| OHTAKE Kosuke | 34-30 | KINOSHITA Tsutomu |
| OHTAKE Kosuke | 39-25 | KINOSHITA Takao |
| OHTAKE Kosuke | 36-28 | NAGASHIMA Kazuhito |
| OHTAKE Kosuke | 43-21 | KITAMURA Momona |
| OHTAKE Kosuke | 35-29 | KANO Chihiro |
| OHTAKE Kosuke | 54-10 | OSHIMIZU Takanori |
| SATO Hisakazu | 38-26 | OHTAKE Kosuke |
| TAKAHASHI Ya | 41-23 | OHTAKE Kosuke |
| IIJIMA Takamune | 53-11 | OHTAKE Kosuke |
| OHTAKE Kosuke | 39-25 | OHUCHI Takeshi |
| IZUMI Takashi | 42-22 | OHTAKE Kosuke |
| OHTAKE Kosuke | 49-15 | SUZUKI Ryouta |
| OHTAKE Kosuke | 55-09 | ARAI Hiroyuki |
| OHTAKE Kosuke | 39-25 | SATO Hisakazu |
| OHMORI Keita | won against | OHTAKE Kosuke |
| OHTAKE Kosuke | won against | NAGI Michiko |
| ISOBE Masaki | won against | OHTAKE Kosuke |
| KANDA Yoshihiro | won against | OHTAKE Kosuke |
| NISHIMURA Haruna | won against | OHTAKE Kosuke |
| OHTAKE Kosuke | 57-07 | ONO Toshinori |
| IZUMI Takashi | 32-32 | OHTAKE Kosuke |
| OHTAKE Kosuke | 41-23 | KINOSHITA Tsutomu |
| OHTAKE Kosuke | 40-24 | MATSUSHITA Junichi |
| IZUMI Takashi | 32-32 | OHTAKE Kosuke |
| OHTAKE Kosuke | 49-15 | TAKIZAWA Nobuyuki |
| ARAI Hiroyuki | 40-24 | OHTAKE Kosuke |
| OHTAKE Kosuke | 35-29 | YUUKI Kokujin |
| OHTAKE Kosuke | 40-24 | KITAMURA Momona |
| OHTAKE Kosuke | 50-14 | NARA Souma |
| YUUKI Kousei | 39-25 | OHTAKE Kosuke |
| KANEKO Akiyuki | 34-30 | OHTAKE Kosuke |
| IZUMI Takashi | 36-28 | OHTAKE Kosuke |
| IZUMI Shinya | 41-23 | OHTAKE Kosuke |
| OHTAKE Kosuke | 36-28 | WADA Masaki |
| SATO Hisakazu | 42-22 | OHTAKE Kosuke |
| KOBAYASHI Manabu | 41-23 | OHTAKE Kosuke |
| WADA Chiaki | 42-22 | OHTAKE Kosuke |
| HAYASUGI Yu | won against | OHTAKE Kosuke |
| YAMASHITA Kazuma | won against | OHTAKE Kosuke |
| IWAKURA Hiroaki | won against | OHTAKE Kosuke |
| OHTAKE Kosuke | won against | KOBAYASHI Kano |
| NAGAO Hiroto | won against | OHTAKE Kosuke |
| OHTAKE Kosuke | won against | TAKITA Yohei |
| KANDA Yoshihiro | won against | OHTAKE Kosuke |
| OKUDA Tsuyoshi | 50-14 | OHTAKE Kosuke |
| OHUCHI Tose | 51-13 | OHTAKE Kosuke |
| OHTAKE Kosuke | 59-05 | MATSUSHITA Ao |
| OHTAKE Kosuke | 44-20 | IZUMI Takashi |
| NAKAMURA Kazuki | 42-22 | OHTAKE Kosuke |
| OHTAKE Kosuke | 37-27 | ARAKI Ryo |
| IZUMI Takashi | 42-22 | OHTAKE Kosuke |
| OHUCHI Tose | 39-25 | OHTAKE Kosuke |
| OHTAKE Kosuke | 55-09 | OHUCHI Takeshi |
| NAKAMURA Kazuki | 38-26 | OHTAKE Kosuke |
| OHTAKE Kosuke | 54-10 | ARAKI Ryo |
| OHTAKE Kosuke | 36-28 | WATANABE Keiichi |
| KITANO Ochachi | 53-11 | OHTAKE Kosuke |
| OHTAKE Kosuke | 42-22 | NAKAYAMA Takahiro |
| KOSHINO Kazuhiko | 47-17 | OHTAKE Kosuke |
| OHTAKE Kosuke | 35-29 | TODOKORO Tae |
| NAKAMURA Rintaro | 44-20 | OHTAKE Kosuke |
| OHTAKE Kosuke | 57-07 | ISHIKAWA Hiroyuki |
2016-11-23: 100_Mito_meeting(Japan)
2016-11-12: 111_Chiyarenshi_open_intermediate(Japan)
2016-09-19: 55_Mito_Jishi_games(Japan)
2016-08-14: 87_Sendai_open(Japan)
2016-06-12: 44_All_Japan_Ibaraki_prelim(Japan)
2016-05-28: 113_Shinagawa_open(Japan)
2016-05-15: 85_Sendai_open(Japan)
2016-05-08: 169_Nagareyama_open(Japan)
2016-05-05: 4_Mito_endurance_game(Japan)
2016-04-23: 112_Shinagawa_open(Japan)
2016-04-03: 53_Mito_Jishi_games(Japan)
2016-03-27: 97_Mito_meeting(Japan)
2016-03-20: 37_Meijin(Japan)
2016-01-03: Shinagawa_open_2016(Japan)
| OHTAKE Kosuke | 47-17 | ARAKI Yu |
| IZUMI Takashi | 39-25 | OHTAKE Kosuke |
| OHTAKE Kosuke | 62-02 | KINOSHITA Takao |
| OHTAKE Kosuke | 43-21 | KINOSHITA Tsutomu |
| KITAMURA Momona | 38-26 | OHTAKE Kosuke |
| OHTAKE Kosuke | 34-30 | HAYAKAWA Kei |
| SAJI Kouya | 33-31 | OHTAKE Kosuke |
| OHTAKE Kosuke | 45-19 | ATOBE Shuugo |
| OHTAKE Kosuke | 36-28 | KUDOU Yuusei |
| NAKAMURA Rintaro | 42-22 | OHTAKE Kosuke |
| OHTAKE Kosuke | 35-29 | KOIDE Satoshi |
| OHTAKE Kosuke | 39-25 | SASAKI Yasuyuki |
| OHTAKE Kosuke | 35-29 | SHIGETOMI Masato |
| YUUKI Kousei | 37-27 | OHTAKE Kosuke |
| OHTAKE Kosuke | 49-15 | KOBAYASHI Manabu |
| KINOSHITA Tsutomu | 34-30 | OHTAKE Kosuke |
| OHMORI Keita | 38-26 | OHTAKE Kosuke |
| ARAI Hiroyuki | 35-29 | OHTAKE Kosuke |
| IIJIMA Takamune | 38-26 | OHTAKE Kosuke |
| GOTO Masahiro | 39-25 | OHTAKE Kosuke |
| TAKITA Yohei | 35-29 | OHTAKE Kosuke |
| MIURA Toshie | 38-26 | OHTAKE Kosuke |
| TAKAHASHI Satomi | 33-31 | OHTAKE Kosuke |
| OHTAKE Kosuke | 37-27 | SUGAWARA Misa |
| TANI Katsuya | 36-28 | OHTAKE Kosuke |
| OHTAKE Kosuke | 49-15 | MATSUYAMA Takashi |
| IZUMI Takashi | 41-23 | OHTAKE Kosuke |
| ISEDA Katsuya | 41-23 | OHTAKE Kosuke |
| OHTAKE Kosuke | 50-14 | YUUKI Kokujin |
| OHTAKE Kosuke | 55-09 | OHUCHI Takeshi |
| TAKIZAWA Nobuyuki | 45-19 | OHTAKE Kosuke |
| OHTAKE Kosuke | 36-28 | KINOSHITA Tsutomu |
| KAMEDA Ryota | 43-21 | OHTAKE Kosuke |
| OHTAKE Kosuke | 35-29 | HARIMOTO Hitoko |
| OHTAKE Kosuke | 37-27 | SASAKI Yasuyuki |
| NAKAMURA Shunsuke | 41-23 | OHTAKE Kosuke |
| INOUE Masami | 35-29 | OHTAKE Kosuke |
| OHTAKE Kosuke | 52-12 | KOBAYASHI Manabu |
| TAKAHASHI Ya | 40-24 | OHTAKE Kosuke |
| FURUTA Utai | 40-24 | OHTAKE Kosuke |
| SATO Hisakazu | 57-07 | OHTAKE Kosuke |
| OHTAKE Kosuke | 34-30 | SAITO Kenta |
| OHTAKE Kosuke | 45-19 | WADA Chiaki |
| HAGIKURA Yutaka | 50-14 | OHTAKE Kosuke |
| OHTAKE Kosuke | 50-14 | SUZUKI Kenji |
| IZUMI Takashi | 35-29 | OHTAKE Kosuke |
| OHTAKE Kosuke | 37-27 | ISOBE Masaki |
| OHTAKE Kosuke | won against | KOSHINO Kazuhiko |
| OHTAKE Kosuke | 37-27 | NARA Souma |
| OHTAKE Kosuke | 52-12 | MATSUSHITA Junichi |
| IZUMI Takashi | 42-22 | OHTAKE Kosuke |
| OHTAKE Kosuke | 45-19 | TOMI Kazuko |
| ISHIDA Kazuaki | 32-32 | OHTAKE Kosuke |
| OHTAKE Kosuke | 55-09 | TAKAHASHI Shiu |
| OHTAKE Kosuke | 39-25 | NAKAMURA Keiko |
| KIKUCHI Takafumi | 48-16 | OHTAKE Kosuke |
| OHTAKE Kosuke | 42-22 | OHUCHI Tose |
| OHTAKE Kosuke | 55-09 | MATSUSHITA Sakura |
| OHTAKE Kosuke | 57-07 | MATSUYAMA Takashi |
| OHTAKE Kosuke | 34-30 | ISHIDA Kazuaki |
| IZUMI Takashi | 33-31 | OHTAKE Kosuke |
| KIKUCHI Takafumi | 50-14 | OHTAKE Kosuke |
| NAKAMURA Keiko | 44-20 | OHTAKE Kosuke |
| OHUCHI Tose | 34-30 | OHTAKE Kosuke |
| TAKAHASHI Shiu | 49-15 | OHTAKE Kosuke |
| OHTAKE Kosuke | 56-08 | MATSUSHITA Sakura |
| OHTAKE Kosuke | 44-20 | SUGAWARA Misa |
| OHTAKE Kosuke | 40-24 | TANAKA Amane |
| TAMAKI Kyotaro | 37-27 | OHTAKE Kosuke |
| YAMAMOTO Takashi | 44-20 | OHTAKE Kosuke |
| SASAKI Yasuyuki | 41-23 | OHTAKE Kosuke |
| MIYAUCHI Katsuyoshi | 34-30 | OHTAKE Kosuke |
| OHTAKE Kosuke | 33-31 | TOMI Kazuko |
| OHTAKE Kosuke | 54-10 | SHIGETOMI Masato |
| OHTAKE Kosuke | 42-22 | OHUCHI Takeshi |
| IZUMI Takashi | 53-11 | OHTAKE Kosuke |
| SATO Koichiro | 35-29 | OHTAKE Kosuke |
| OHTAKE Kosuke | 51-13 | OHUCHI Takeshi |
| YUUKI Kokujin | 47-17 | OHTAKE Kosuke |
| OHTAKE Kosuke | 64-00 | ARAKI Ryo |
| KITAMURA Momona | 33-31 | OHTAKE Kosuke |
| OHTAKE Kosuke | 52-12 | HAYAKAWA Kei |
| SHIGETOMI Masato | 48-16 | OHTAKE Kosuke |
| TAKEMURA Haruki | won against | OHTAKE Kosuke |
| OHTAKE Kosuke | won against | FUJIOKA Ken |
| OHTAKE Kosuke | won against | MORI Takahiro |
| HAYASAKA Toshie | won against | OHTAKE Kosuke |
| SATOMI Takashi | won against | OHTAKE Kosuke |
| OHTAKE Kosuke | won against | SASAKI Sohei |
| HAYASHI Taka | won against | OHTAKE Kosuke |
| NARUMI Hisatoshi | 36-28 | OHTAKE Kosuke |
| OHTAKE Kosuke | 34-30 | ISOBE Masaki |
| TAKAGI Yosuke | 33-31 | OHTAKE Kosuke |
| HISHIYAMA Yuichi | 43-21 | OHTAKE Kosuke |
| NAKAYAMA Takahiro | 34-30 | OHTAKE Kosuke |
| TATSUMI-IIJIMA Yukiko | 35-29 | OHTAKE Kosuke |
| OHTAKE Kosuke | 55-09 | KAWARADA Seiji |
2015-12-23: 49_Nagoya_new_star_games(Japan)
2015-11-22: Tohoku_open(Japan)
2015-09-06: 10_Ouza_sen(Japan)
2015-08-30: 94_Kanagawa_open(Japan)
2015-08-09: 79_sendai_open(Japan)
2015-07-19: 43_All_Japan_championship(Japan)
2015-07-12: 78_Sendai_open(Japan)
2015-06-28: 92_Mito_meeting(Japan)
2015-06-14: 43_All_Japan_Ibaraki_prelim(Japan)
2015-06-07: 25_Kawasaki_open(Japan)
2015-05-05: 30_Inuyama_open(Japan)
2015-05-05: 30_Inuyama_open_night(Japan)
2015-04-12: 91_Mito_meeting(Japan)
2015-03-22: 36_Meijin(Japan)
2015-03-15: 40_Mito_Jishi_games(Japan)
2015-01-03: Shinagawa_open_2015(Japan)
| OHTAKE Kosuke | 55-09 | ARAKI Yu |
| IZUMI Takashi | 51-13 | OHTAKE Kosuke |
| OHTAKE Kosuke | 43-21 | SHIGETOMI Masato |
| OHTAKE Kosuke | 38-26 | HAYAKAWA Kei |
| ARAI Hiroyuki | 46-18 | OHTAKE Kosuke |
| YOSHIDA Taisaku | 34-30 | OHTAKE Kosuke |
| OSHIMIZU Takanori | won against | OHTAKE Kosuke |
| OHTAKE Kosuke | 36-28 | YASUJIMA Yuji |
| SUEKUNI Makoto | 40-24 | OHTAKE Kosuke |
| OHTAKE Kosuke | 36-28 | IKEDA Yoshiaki |
| OHTAKE Kosuke | 33-31 | ONODERA Katsuyoshi |
| TATSUMI-IIJIMA Yukiko | 37-27 | OHTAKE Kosuke |
| ASOU Daisuke | 40-24 | OHTAKE Kosuke |
| IIJIMA Takamune | 35-29 | OHTAKE Kosuke |
| WATANABE Tomonori | 41-23 | OHTAKE Kosuke |
| SATO Koichiro | 44-20 | OHTAKE Kosuke |
| TAMAKI Kyotaro | 36-28 | OHTAKE Kosuke |
| HIRONAKA Tomohiko | 36-28 | OHTAKE Kosuke |
| OHTAKE Kosuke | 42-22 | WATANABE Keiichi |
| TSUCHIYA Ryosuke | 41-23 | OHTAKE Kosuke |
| OHTAKE Kosuke | 36-28 | TAKEDA Kyoko |
| YAMAMOTO Takashi | 34-30 | OHTAKE Kosuke |
| TAKAHASHI Ya | 35-29 | OHTAKE Kosuke |
| OHTAKE Kosuke | 33-31 | INOMATA Daichi |
| WADA Masaki | 34-30 | OHTAKE Kosuke |
| OHTAKE Kosuke | 37-27 | SHIMURA Kei |
| OSHIMIZU Takanori | 47-17 | OHTAKE Kosuke |
| OHTAKE Kosuke | won against | NARUMI Hisatoshi |
| OHMORI Keita | won against | OHTAKE Kosuke |
| HISHIYAMA Yuichi | won against | OHTAKE Kosuke |
| YAMANAKA Yukihiro | won against | OHTAKE Kosuke |
| OHTAKE Kosuke | won against | TAKEDA Kyoko |
| MABUCHI Yuta | won against | OHTAKE Kosuke |
| OSHIMIZU Takanori | 35-29 | OHTAKE Kosuke |
| OHTAKE Kosuke | 45-19 | WADA Chiaki |
| OHTAKE Kosuke | 43-21 | MATSUNAGA Syou |
| SAITO Kenta | 38-26 | OHTAKE Kosuke |
| TAKAHASHI Ya | 33-31 | OHTAKE Kosuke |
| SHIMURA Kei | 44-20 | OHTAKE Kosuke |
| OHTAKE Kosuke | 50-14 | OHUCHI Takeshi |
| ARAI Hiroyuki | 55-09 | OHTAKE Kosuke |
| OHTAKE Kosuke | 41-23 | KINOSHITA Takao |
| OHTAKE Kosuke | 49-15 | ARAKI Yu |
| IZUMI Takashi | 44-20 | OHTAKE Kosuke |
| OHTAKE Kosuke | 43-21 | KINOSHITA Tsutomu |
| ARAI Hiroyuki | 33-31 | OHTAKE Kosuke |
| OHTAKE Kosuke | 41-23 | KINOSHITA Takao |
| NAKAMURA Keiko | 41-23 | OHTAKE Kosuke |
| KINOSHITA Tsutomu | 34-30 | OHTAKE Kosuke |
| OHTAKE Kosuke | 55-09 | TOMI Kazuko |
| OHTAKE Kosuke | 41-23 | IZUMI Takashi |
| OHTAKE Kosuke | 39-25 | NARA Souma |
| OHTAKE Kosuke | 35-29 | WAKIMOTO Naoyuki |
| NARA Souma | 45-19 | OHTAKE Kosuke |
| MIYAZAWA Masuyama | 50-14 | OHTAKE Kosuke |
| MATSUYA Shinpei | 39-25 | OHTAKE Kosuke |
| OHTAKE Kosuke | 40-24 | OCHIAI Naofumi |
| TAYAMA Tsubasa | 38-26 | OHTAKE Kosuke |
| OHTAKE Kosuke | 44-20 | MORII Takumi |
| TSUCHIYA Ryosuke | 35-29 | OHTAKE Kosuke |
| OHTAKE Kosuke | 35-29 | IKEDA Atsuhiko |
| OHTAKE Kosuke | 37-27 | NAKANO Jo |
| OHTAKE Kosuke | 37-27 | KUMA Mitsuo |
| SHIMIZU Naoki | 37-27 | OHTAKE Kosuke |
| HOASHI Kento | 37-27 | OHTAKE Kosuke |
| OHE Yoshimaru | 40-24 | OHTAKE Kosuke |
| KUMA Mitsuo | 37-27 | OHTAKE Kosuke |
| OHTAKE Kosuke | 36-28 | MIYASATO Shiyoko |
| OHTAKE Kosuke | 33-31 | HAGA Kazutoshi |
| FUJIOKA Ken | 33-31 | OHTAKE Kosuke |
| ITO Yuta | 40-24 | OHTAKE Kosuke |
| YOSHIYUKI Suganuma | 41-23 | OHTAKE Kosuke |
| WATANABE Tomonori | 48-16 | OHTAKE Kosuke |
| OHTAKE Kosuke | 47-17 | KITAMURA Momona |
| OHTAKE Kosuke | 48-16 | NOBUTA Noriko |
| OHTAKE Kosuke | 34-30 | KINOSHITA Takao |
| OHTAKE Kosuke | 39-25 | IZUMI Takashi |
| OHTAKE Kosuke | 55-09 | HAMA Kouta |
| OHTAKE Kosuke | won against | HAYASAKA Toshie |
| KURAHASHI Satoshi | won against | OHTAKE Kosuke |
| OHTAKE Kosuke | won against | FUJIWARA Toyoshima |
| OHTAKE Kosuke | won against | MUKAI Daisuke |
| MIYAZAKI Yuji | won against | OHTAKE Kosuke |
| OHTAKE Kosuke | won against | KASAI Yuta |
| NAGAO Hiroto | won against | OHTAKE Kosuke |
| OHTAKE Kosuke | 47-17 | WATANABE Katsuhiko |
| HAMA Kouta | 38-26 | OHTAKE Kosuke |
| OHTAKE Kosuke | 49-15 | HAMA Takako |
| HAMA Masayuki | 33-31 | OHTAKE Kosuke |
| OHTAKE Kosuke | 38-26 | WATANABE Tomonori |
| SATO Koichiro | 43-21 | OHTAKE Kosuke |
| OHTAKE Kosuke | 35-29 | SUGISAKI Harumi |
| OHTAKE Kosuke | 39-25 | MATSURA Satoshi |
| OHTAKE Kosuke | 36-28 | SATO Tetsuya |
| HIRONAKA Tomohiko | 33-31 | OHTAKE Kosuke |
| OHTAKE Kosuke | 33-31 | KOSHINO Kazuhiko |
| TANAKA Atsushi | 41-23 | OHTAKE Kosuke |
2014-12-07: Koriyama_expert_game_2014(Japan)
2014-11-23: Tohoku_open_2014(Japan)
2014-09-28: 2014_Yokohama_open(Japan)
2014-09-14: 156_Nagareyama_open(Japan)
2014-08-24: 26_Sea_of_Japan_open(Japan)
2014-08-17: Mito_Jishi_games(Japan)
2014-06-14: 42_All_Japan_Ibaraki_prelim(Japan)
2014-05-25: 45_Tatebayashi_open(Japan)
2014-04-26: 34_Mito_Jishi_games(Japan)
2014-03-23: 35_Meijin(Japan)
2014-02-11: 9_Ibaraki_expert_games(Japan)
2014-01-03: Shinagawa_open_2014(Japan)
| YASUJIMA Yuji | 34-30 | OHTAKE Kosuke |
| OHTAKE Kosuke | 32-32 | KOIDE Satoshi |
| SAITO Kenta | 44-20 | OHTAKE Kosuke |
| OSHIMIZU Takanori | 35-29 | OHTAKE Kosuke |
| OHTAKE Kosuke | 39-25 | KOSE Akira |
| OHTAKE Kosuke | 34-30 | SHIRAI Ukyo |
| OHTAKE Kosuke | 38-26 | YOSHIDA Taisaku |
| SUEKUNI Makoto | 38-26 | OHTAKE Kosuke |
| OHTAKE Kosuke | 38-26 | AIHARA Shigeaki |
| NAGAO Hiroto | 43-21 | OHTAKE Kosuke |
| UMEZAWA Yoshinori | 33-31 | OHTAKE Kosuke |
| OHTAKE Kosuke | 38-26 | TAYAMA Tsubasa |
| MASUDA Takayuki | 35-29 | OHTAKE Kosuke |
| HISHIYAMA Yuichi | 36-28 | OHTAKE Kosuke |
| OHTAKE Kosuke | 35-29 | WATANABE Keiichi |
| OHTAKE Kosuke | 38-26 | ABE Ryuji |
| KURIHARA Aru | 40-24 | OHTAKE Kosuke |
| OHTAKE Kosuke | 43-21 | ISOBE Masaki |
| KURAHASHI Satoshi | 49-15 | OHTAKE Kosuke |
| OHTAKE Kosuke | 46-18 | NISHIO Hakudo |
| FUNATSU Asuka | 46-18 | OHTAKE Kosuke |
| OHTAKE Kosuke | 40-24 | KATSURA Hisatoshi |
| TAYAMA Tsubasa | 49-15 | OHTAKE Kosuke |
| UMEZAWA Yoshinori | 49-15 | OHTAKE Kosuke |
| OHTAKE Kosuke | 39-25 | MAHO Makoto |
| OHTAKE Kosuke | 45-19 | HORIUCHI Keiko |
| OHTAKE Kosuke | 37-27 | UMEZAWA Shiho |
| OHTAKE Kosuke | 39-25 | SATO Hisakazu |
| TAKIZAWA Masaki | 51-13 | OHTAKE Kosuke |
| KAWASAKI Tanbo | 37-27 | OHTAKE Kosuke |
| OHTAKE Kosuke | 37-27 | HAMA Masayuki |
| KINOSHITA Takao | 33-31 | OHTAKE Kosuke |
| OHTAKE Kosuke | 45-19 | WATANABE Tomonori |
| OHTAKE Kosuke | 45-19 | HAMA Kouta |
| OHTAKE Kosuke | 38-26 | NAKAMURA Keiko |
| OHTAKE Kosuke | 34-30 | ISAKA Tomoaki |
| WAKIMOTO Naoyuki | 32-32 | OHTAKE Kosuke |
| OHTAKE Kosuke | 36-28 | HAMA Kouta |
| NAKAMURA Keiko | 55-09 | OHTAKE Kosuke |
| OHTAKE Kosuke | 50-14 | NAGASHIMA Kazuhito |
| TAKIZAWA Nobuyuki | 47-17 | OHTAKE Kosuke |
| IZUMI Takashi | 44-20 | OHTAKE Kosuke |
| OHTAKE Kosuke | 39-25 | HAMA Masayuki |
| HISHIYAMA Yuichi | 35-29 | OHTAKE Kosuke |
| OHTAKE Kosuke | 42-22 | FUJIEDA Masaki |
| OHTAKE Kosuke | 33-31 | OKAMA Ayumi |
| OHTAKE Kosuke | 46-18 | IZUMI Kami |
| OHTAKE Kosuke | 34-30 | IWAKURA Hiroaki |
| OHTAKE Kosuke | 39-25 | TAKAHASHI Hisashi |
| OHTAKE Kosuke | 39-25 | KAWASAKI Tanbo |
| NAKAMURA Keiko | 33-31 | OHTAKE Kosuke |
| OHTAKE Kosuke | 42-22 | ARAI Hiroyuki |
| OHTAKE Kosuke | 41-23 | IZUMI Takashi |
| AKITA Takuma | 39-25 | OHTAKE Kosuke |
| OHTAKE Kosuke | 35-29 | KAWASAKI Bunji |
| MIYAZAWA Masuyama | won against | OHTAKE Kosuke |
| OHMORI Keita | won against | OHTAKE Kosuke |
| TERADA Shiyouzi | won against | OHTAKE Kosuke |
| OHTAKE Kosuke | won against | NAGAO Kazuki |
| OHTAKE Kosuke | won against | KITANO Takumi |
| TANAKA Shuntaro | won against | OHTAKE Kosuke |
| TAKENOBU Kosuke | won against | OHTAKE Kosuke |
| OHTAKE Kosuke | 34-30 | KINOSHITA Tsutomu |
| OHTAKE Kosuke | 43-21 | YUUKI Kokujin |
| IZUMI Takashi | 51-13 | OHTAKE Kosuke |
| KINOSHITA Takao | 36-28 | OHTAKE Kosuke |
| YUUKI Kousei | 34-30 | OHTAKE Kosuke |
| OHTAKE Kosuke | 33-31 | TATSUMI-IIJIMA Yukiko |
| OHTAKE Kosuke | 35-29 | SAITO Riki |
| KITANO Ochachi | 38-26 | OHTAKE Kosuke |
| YABE Uma | 34-30 | OHTAKE Kosuke |
| MORIMOTO Nobuaki | 36-28 | OHTAKE Kosuke |
| OHTAKE Kosuke | 40-24 | KOBAYASHI Shota |
| YOKOYAMA Taka | 33-31 | OHTAKE Kosuke |
2013-11-10: 2014_OWC_qualif(Japan)
2013-11-04: 84_Mito_meeting(Japan)
2013-09-23: 81_Mito_meeting(Japan)
2013-08-18: 24_Sea_of_Japan_open(Japan)
2013-07-14: 41_All_Japan_championship(Japan)
2013-07-06: 146_Nagareyama_open(Japan)
2013-06-09: 41_All_Japan_Ibaraki_prelim(Japan)
2013-06-02: 21_Kawasaki_open(Japan)
2013-05-03: 25_Kyoto_open(Japan)
2013-04-29: 78_Mito_meeting_youth(Japan)
2013-04-06: 23_period_Mito_Jishi_games(Japan)
2013-03-31: 34_Meijin(Japan)
2013-03-20: 77_Mito_meeting(Japan)
2013-02-11: 8_Ibaraki_expert_game(Japan)
2013-01-13: 76_Mito_meeting(Japan)
| MATSUYA Shinpei | won against | OHTAKE Kosuke |
| AKAGI Tachiro | won against | OHTAKE Kosuke |
| OHTAKE Kosuke | won against | TAKIGAWA Mitsuaki |
| OHTAKE Kosuke | won against | ASAHINA Satoshi |
| OHTAKE Kosuke | won against | ARAKI Yasuyuki |
| MITSUYA Nobuaki | won against | OHTAKE Kosuke |
| ASAKAWA Takuya | won against | OHTAKE Kosuke |
| IZUMI Takashi | 45-19 | OHTAKE Kosuke |
| MOTO Kajishi | 46-18 | OHTAKE Kosuke |
| TANAKA Shuntaro | 42-22 | OHTAKE Kosuke |
| OHTAKE Kosuke | 40-24 | TAKAHASHI Hisashi |
| OHTAKE Kosuke | 51-13 | KAWASAKI Bunji |
| OHTAKE Kosuke | 38-26 | TOMI Kazuko |
| HAMA Masayuki | 44-20 | OHTAKE Kosuke |
| IZUMI Takashi | 40-24 | OHTAKE Kosuke |
| OHTAKE Kosuke | 43-21 | YUUKI Kokujin |
| ASAHINA Satoshi | 35-29 | OHTAKE Kosuke |
| OHTAKE Kosuke | 59-05 | HAMA Shunsuke |
| TAKIZAWA Masaki | 41-23 | OHTAKE Kosuke |
| NOTSU Irie | 33-31 | OHTAKE Kosuke |
| OHTAKE Kosuke | 34-30 | KANDA Yoshihiro |
| UMEZAWA Shiho | 36-28 | OHTAKE Kosuke |
| OHTAKE Kosuke | 50-14 | IWASAKA Ryuji |
| OHTAKE Kosuke | 42-22 | FUKUCHI Katsunori |
| OHTAKE Kosuke | won against | KURACHI Takayuki |
| TAKIZAWA Nobuyuki | won against | OHTAKE Kosuke |
| OHTAKE Kosuke | won against | NAKAMURA Sou |
| OHTAKE Kosuke | won against | KIMURA Yuto |
| NAGASAKI Hidekazu | won against | OHTAKE Kosuke |
| ASAHINA Satoshi | won against | OHTAKE Kosuke |
| HISHIYAMA Yuichi | 46-18 | OHTAKE Kosuke |
| OHTAKE Kosuke | 37-27 | OGAWA Ami |
| OHTAKE Kosuke | 38-26 | GOTO Masahiro |
| MIYAZAKI Yuji | 52-12 | OHTAKE Kosuke |
| KURACHI Takayuki | 45-19 | OHTAKE Kosuke |
| TAKIZAWA Nobuyuki | 54-10 | OHTAKE Kosuke |
| KINOSHITA Tsutomu | 35-29 | OHTAKE Kosuke |
| OHTAKE Kosuke | 48-16 | ARAI Hiroyuki |
| OHTAKE Kosuke | 38-26 | ISEDA Katsuya |
| OHTAKE Kosuke | 48-16 | TOMI Kazuko |
| OHTAKE Kosuke | 33-31 | NAGASHIMA Kazuhito |
| OHTAKE Kosuke | 33-31 | NAKAMURA Keiko |
| WAKIMOTO Naoyuki | 32-32 | OHTAKE Kosuke |
| NAKAMURA Keiko | 33-31 | OHTAKE Kosuke |
| OHTAKE Kosuke | 34-30 | SUGAYA Yoshiyuki |
| OHTAKE Kosuke | 40-24 | MARUYAMA Satowa |
| OHTAKE Kosuke | 42-22 | MIYAJI Hiroaki |
| MIYAZAKI Yuji | 33-31 | OHTAKE Kosuke |
| OHTAKE Kosuke | 33-31 | NAGAO Hiroto |
| YABE Uma | 45-19 | OHTAKE Kosuke |
| TAKEUCHI Natsumi | 46-18 | OHTAKE Kosuke |
| OHTAKE Kosuke | 43-21 | KAGAWA Yoichi |
| OHTAKE Kosuke | 35-29 | KASAI Yuta |
| MIYAZAKI Yuji | 52-12 | OHTAKE Kosuke |
| OHTAKE Kosuke | 49-15 | NAKAYAMA Takahiro |
| TSUKAMOTO Kazuma | 62-02 | OHTAKE Kosuke |
| UEDA Takashi | 38-26 | OHTAKE Kosuke |
| IZUMI Takashi | 39-25 | OHTAKE Kosuke |
| ITO Junya | 49-15 | OHTAKE Kosuke |
| KINOSHITA Tsutomu | 51-13 | OHTAKE Kosuke |
| OHTAKE Kosuke | 42-22 | YUUKI Kokujin |
| OHTAKE Kosuke | 51-13 | WATANABE Keiichi |
| IZUMI Takashi | 45-19 | OHTAKE Kosuke |
| IZUMI Takashi | 33-31 | OHTAKE Kosuke |
| OHTAKE Kosuke | 36-28 | IZUMI Takashi |
| IZUMI Takashi | 53-11 | OHTAKE Kosuke |
| IZUMI Takashi | 43-21 | OHTAKE Kosuke |
| OHTAKE Kosuke | won against | TATSUMI-IIJIMA Yukiko |
| KIMURA Yuto | won against | OHTAKE Kosuke |
| OHTAKE Kosuke | won against | SANO Yoko |
| DONG Zhen | won against | OHTAKE Kosuke |
| TAKENOBU Kosuke | won against | OHTAKE Kosuke |
| OHTAKE Kosuke | won against | SHIROTA Yasuto |
| IIJIMA Takamune | won against | OHTAKE Kosuke |
| NAKAMURA Keiko | 37-27 | OHTAKE Kosuke |
| OHTAKE Kosuke | 50-14 | ARAI Hiroyuki |
| HAMA Masayuki | 32-32 | OHTAKE Kosuke |
| OHTAKE Kosuke | 52-12 | KINOSHITA Takao |
| NAGAO Hiroto | 39-25 | OHTAKE Kosuke |
| OHTAKE Kosuke | 34-30 | NAKAMURA Keiko |
| IZUMI Takashi | 41-23 | OHTAKE Kosuke |
| TOMI Kazuko | 33-31 | OHTAKE Kosuke |
| ARAI Hiroyuki | 34-30 | OHTAKE Kosuke |
| OHTAKE Kosuke | 39-25 | TOMI Kazuko |
| NAKAMURA Keiko | 41-23 | OHTAKE Kosuke |
| OHTAKE Kosuke | 57-07 | YAMAMOTO Kunihiro |
| OHTAKE Kosuke | 35-29 | KOIDE Satoshi |
| IZUMI Takashi | 35-29 | OHTAKE Kosuke |
| NAGASHIMA Kazuhito | 55-09 | OHTAKE Kosuke |
| OHTAKE Kosuke | 54-10 | KOIDE Satoshi |
2012-12-08: 79_Chiyarenshi_open(Japan)
2012-11-11: OWC2013_qualification(Japan)
2012-09-16: 6_attached_secant_open(Japan)
2012-08-19: 22_Sea_of_Japan_open(Japan)
2012-08-11: 77_Chiyarenshi_open(Japan)
2012-06-17: 40_All_Japan_Ibaraki_prelim(Japan)
2012-06-09: 76_Chiyarenshi_open(Japan)
2012-05-19: 71_Mito_meeting(Japan)
2012-05-04: 4_Nakagyo_open(Japan)
2012-03-20: 2_attached_rank_open(Japan)
2012-03-10: 11_period_Mito_Jishi_games(Japan)
2012-03-04: Meijin_groupA(Japan)
2012-02-19: 21_Sea_of_Japan_open(Japan)
2012-02-04: 10_period_Mito_jishi_games(Japan)
| OHTAKE Kosuke | 36-28 | WATANABE Keiichi |
| OHTAKE Kosuke | 34-30 | TANEDA Kazuki |
| TAKAHASHI Kenji | 40-24 | OHTAKE Kosuke |
| TAKAHASHI Hisashi | 39-25 | OHTAKE Kosuke |
| OHTAKE Kosuke | 34-30 | EBIHARA Yusuke |
| TAKIGAWA Mitsuaki | 33-31 | OHTAKE Kosuke |
| OHTAKE Kosuke | won against | NAGASAKI Hidekazu |
| KOZUKA Katsuhiko | won against | OHTAKE Kosuke |
| KANEDA Shigeru | won against | OHTAKE Kosuke |
| FUNATSU Asuka | won against | OHTAKE Kosuke |
| OHTAKE Kosuke | won against | SHINAGAWA Yukinobu |
| TAKAHASHI Hisashi | won against | OHTAKE Kosuke |
| IZUMI Takashi | 50-14 | OHTAKE Kosuke |
| WATANABE Keiichi | 35-29 | OHTAKE Kosuke |
| OHTAKE Kosuke | 34-30 | EBIHARA Yusuke |
| OHTAKE Kosuke | 48-16 | KATORI Michihiro |
| OHTAKE Kosuke | 48-16 | YUUKI Kousei |
| AIHARA Shigeaki | 34-30 | OHTAKE Kosuke |
| OHTAKE Kosuke | 33-31 | KOBAYASHI Manabu |
| HARII Mitsu | 39-25 | OHTAKE Kosuke |
| NAKAMURA Keiko | 51-13 | OHTAKE Kosuke |
| NAGAO Hiroto | 41-23 | OHTAKE Kosuke |
| OHTAKE Kosuke | 38-26 | UMEZAWA Shiho |
| NAKANO Jo | 35-29 | OHTAKE Kosuke |
| OGATA Masa | 36-28 | OHTAKE Kosuke |
| OHTAKE Kosuke | 44-19 | OCHIAI Naofumi |
| OHTAKE Kosuke | 33-31 | DEMACHI Koichiro |
| TAKIGAWA Mitsuaki | 33-31 | OHTAKE Kosuke |
| OHTAKE Kosuke | 43-21 | TOMI Kazuko |
| IZUMI Takashi | 37-27 | OHTAKE Kosuke |
| NAKAMURA Keiko | 33-31 | OHTAKE Kosuke |
| NAGASHIMA Kazuhito | 33-31 | OHTAKE Kosuke |
| KIKUCHI Junichi | 36-28 | OHTAKE Kosuke |
| TAKIZAWA Nobuyuki | 35-29 | OHTAKE Kosuke |
| OHTAKE Kosuke | 47-17 | TOMI Kazuko |
| OHTAKE Kosuke | 33-31 | WAKIMOTO Naoyuki |
| IKEDA Yuki | 35-29 | OHTAKE Kosuke |
| OHTAKE Kosuke | 35-29 | NARUMI Hisatoshi |
| OHTSUBO Hidetaka | won against | OHTAKE Kosuke |
| OHTAKE Kosuke | 34-30 | KOIDE Satoshi |
| OHTAKE Kosuke | 33-31 | IZUMI Takashi |
| KANEKO Kodai | 36-28 | OHTAKE Kosuke |
| OHTAKE Kosuke | 43-21 | KINOSHITA Takao |
| OHTAKE Kosuke | 35-29 | IZUMI Takashi |
| OHTAKE Kosuke | 41-23 | NAGASHIMA Kazuhito |
| OHTAKE Kosuke | 42-22 | KINOSHITA Tsutomu |
| OHTAKE Kosuke | 40-24 | KATO Tomihiro |
| OHTAKE Kosuke | 55-09 | AYO Yasuo |
| NAKAMORI Chiaki | 32-32 | OHTAKE Kosuke |
| OHTAKE Kosuke | 44-20 | IWASE Mutsumi |
| NAKAMORI Hiroki | 42-22 | OHTAKE Kosuke |
| MATSUO Mari | 45-19 | OHTAKE Kosuke |
| OHTAKE Kosuke | 33-31 | KOIDE Satoshi |
| TAKAHASHI Kenji | 33-31 | OHTAKE Kosuke |
| OHTAKE Kosuke | 42-22 | NAGAE Yuka |
| TAKANASHI Yusuke | 46-18 | OHTAKE Kosuke |
| OHTAKE Kosuke | 51-13 | YUUKI Kokujin |
| SHINAGAWA Yukinobu | 36-28 | OHTAKE Kosuke |
| NAGAMATSU Ryota | 42-22 | OHTAKE Kosuke |
| OHTAKE Kosuke | 45-19 | TAKANO Yuji |
| AKAIKE Hide | 38-26 | OHTAKE Kosuke |
| YAMADA Tomohiro | 42-22 | OHTAKE Kosuke |
| IZUMI Takashi | 38-26 | OHTAKE Kosuke |
| OHTAKE Kosuke | 61-03 | IMAI Ayumi |
| NAKAMURA Keiko | 42-22 | OHTAKE Kosuke |
| EBIHARA Yusuke | 35-29 | OHTAKE Kosuke |
| OHTAKE Kosuke | 48-16 | ASAI Takahiro |
| FUKUNAGA Kohachi | 47-17 | OHTAKE Kosuke |
| SAWADA Tomohiro | 47-17 | OHTAKE Kosuke |
| OHTAKE Kosuke | 39-25 | MORI Takahiro |
| TSUKAMOTO Kazuma | 38-26 | OHTAKE Kosuke |
| NUNOME Naoya | 59-05 | OHTAKE Kosuke |
| NAKAOKA Akinori | 37-27 | OHTAKE Kosuke |
| OHTAKE Kosuke | 35-29 | SASAKI Sadayuki |
| OHTAKE Kosuke | 34-30 | AIHARA Shigeaki |
| OHTAKE Kosuke | 33-31 | SATO Hisakazu |
| OHTAKE Kosuke | 32-32 | NAGAO Hiroto |
| OHMORI Keita | 43-21 | OHTAKE Kosuke |
| KANDA Yoshihiro | 44-20 | OHTAKE Kosuke |
| OHTAKE Kosuke | 39-25 | YUUKI Kokujin |
| OHTAKE Kosuke | 34-30 | IZUMI Takashi |
| OHTAKE Kosuke | 40-24 | KATO Tomihiro |
| GOTO Masahiro | 41-23 | OHTAKE Kosuke |
| NAKAMURA Keiko | 55-09 | OHTAKE Kosuke |
2011-12-10: 73_Chiyarenshi(Japan)
2011-11-23: 31_Tatebayashi_open(Japan)
2011-10-30: 2011_Yokohama_open(Japan)
2011-10-15: 10_anti-resistance_game(Japan)
2011-10-01: 6_period_Mito_jishi_games(Japan)
2011-09-23: 1_attached_secant_open(Japan)
2011-09-18: 65_Mito_meeting(Japan)
2011-08-21: 133_Nagareyama_open(Japan)
2011-07-17: 39_Japan_Champ(Japan)
2011-07-09: 76_Shinagawa_open(Japan)
2011-06-18: 39_Japan_champ_Ibaraki_prelim(Japan)
2011-05-29: 32_Meijin(Japan)
2011-05-15: 131_Nagareyama_open(Japan)
2011-05-03: 23_Kyoto_open(Japan)
2011-04-10: 60_Niigata_conference(Japan)
2011-03-05: 75_Shinagawa_open(Japan)
2011-02-11: 6_Ibaraki_expert_game(Japan)
2011-01-22: Tenno_expert_games(Japan)
2011-01-08: 4_period_Mito_Jishi_games(Japan)
2011-01-03: Shinagawa_open(Japan)
| WATANABE Keiichi | 42-21 | OHTAKE Kosuke |
| NISHIYAMA Momoko | 33-31 | OHTAKE Kosuke |
| OHTAKE Kosuke | 40-24 | EBIHARA Yusuke |
| OHTAKE Kosuke | 33-30 | TAKIGAWA Mitsuaki |
| ANDO Tomoaki | 33-31 | OHTAKE Kosuke |
| KAWAGUCHI Hayato | 34-30 | OHTAKE Kosuke |
| YAMAMOTO Kunihiro | 38-26 | OHTAKE Kosuke |
| OKUDA Tsuyoshi | 34-30 | OHTAKE Kosuke |
| OHTAKE Kosuke | 37-27 | SHIBASAKI Lily |
| OHTAKE Kosuke | 39-25 | KOSHIZUKA Shinya |
| OHTAKE Kosuke | 41-23 | KAWASAKI Akito |
| KINOSHITA Tsutomu | 36-28 | OHTAKE Kosuke |
| OHTAKE Kosuke | 48-16 | KOIDE Satoshi |
| OHTAKE Kosuke | 38-26 | FUNATSU Asuka |
| OHTAKE Kosuke | 33-31 | IKEDA Yuki |
| SATO Yutaka | 53-11 | OHTAKE Kosuke |
| OHTAKE Kosuke | 43-21 | TAYAMA Tsubasa |
| KAMIKURA Daisuke | 41-23 | OHTAKE Kosuke |
| OHTAKE Kosuke | 49-15 | HARII Mitsu |
| OHTAKE Kosuke | 44-20 | KAWARADA Seiji |
| AIHARA Shigeaki | 47-17 | OHTAKE Kosuke |
| SASAKI Sohei | 48-16 | OHTAKE Kosuke |
| OHTAKE Kosuke | 40-24 | KOBAYASHI Manabu |
| OHTAKE Kosuke | 36-28 | EBIHARA Yusuke |
| OHTAKE Kosuke | 32-32 | OKUDA Tsuyoshi |
| OHTAKE Kosuke | 44-20 | KOBAYASHI Shota |
| ANDO Tomoaki | 58-06 | OHTAKE Kosuke |
| OHTAKE Kosuke | 33-31 | IZUMI Takashi |
| OHTAKE Kosuke | 44-20 | NAGASHIMA Toshiyuki |
| AIHARA Shigeaki | 52-12 | OHTAKE Kosuke |
| WAKIMOTO Naoyuki | 36-28 | OHTAKE Kosuke |
| IZUMI Takashi | 45-19 | OHTAKE Kosuke |
| HAYASAKA Toshie | 38-26 | OHTAKE Kosuke |
| NAGASHIMA Kazuhito | 35-29 | OHTAKE Kosuke |
| HAYASAKA Toshie | 49-15 | OHTAKE Kosuke |
| IWAKURA Hiroaki | 39-25 | OHTAKE Kosuke |
| WAKIMOTO Naoyuki | 35-29 | OHTAKE Kosuke |
| YUUKI Kokujin | 42-22 | OHTAKE Kosuke |
| OHTAKE Kosuke | 35-29 | NAKAI Terawaki |
| OHTAKE Kosuke | 35-29 | YAMAMOTO Kunihiro |
| IZUMI Takashi | 33-31 | OHTAKE Kosuke |
| ITO Junya | 51-13 | OHTAKE Kosuke |
| OHTAKE Kosuke | 42-22 | KOSHINO Kazuhiko |
| OHTAKE Kosuke | 53-11 | KUDOU Hiroshi |
| TANAKA Atsushi | 37-27 | OHTAKE Kosuke |
| TASAKA Kanichiro | 44-20 | OHTAKE Kosuke |
| OHTAKE Kosuke | won against | WATANABE Keiichi |
| YOSHIYUKI Suganuma | won against | OHTAKE Kosuke |
| OKABAYASHI Noguchi | won against | OHTAKE Kosuke |
| OHTAKE Kosuke | won against | KASAI Yuta |
| OHTAKE Kosuke | won against | KINOSHITA Tsutomu |
| OHTAKE Kosuke | won against | NAKANISHI Toshiaki |
| MATSUDA Shoma | 39-25 | OHTAKE Kosuke |
| KANEKO Kodai | 33-31 | OHTAKE Kosuke |
| ISHIDA Kazuaki | 33-31 | OHTAKE Kosuke |
| WATANABE Keiichi | 47-17 | OHTAKE Kosuke |
| YAGI Masamichi | 37-27 | OHTAKE Kosuke |
| SHIMONOSONO Kozo | 41-23 | OHTAKE Kosuke |
| FUNATSU Asuka | 33-31 | OHTAKE Kosuke |
| NAKAI Kota | 48-16 | OHTAKE Kosuke |
| OHTAKE Kosuke | 46-18 | KINOSHITA Takao |
| KURAHASHI Satoshi | 44-20 | OHTAKE Kosuke |
| KINOSHITA Tsutomu | 38-26 | OHTAKE Kosuke |
| IZUMI Takashi | 42-22 | OHTAKE Kosuke |
| NAGASHIMA Kazuhito | 46-18 | OHTAKE Kosuke |
| OHTAKE Kosuke | won against | ITABASHI Kunihiro |
| OHTAKE Kosuke | won against | KOSHINO Kazuhiko |
| HISHIYAMA Yuichi | won against | OHTAKE Kosuke |
| OHTAKE Kosuke | won against | ENOMOTO Hiroyuki |
| GOTO Hiroshi | won against | OHTAKE Kosuke |
| KAWAGUCHI Hayato | won against | OHTAKE Kosuke |
| OHTAKE Kosuke | 42-22 | KATORI Michihiro |
| OHTAKE Kosuke | won against | HONMA Yosuke |
| OHTAKE Kosuke | 35-29 | KOSHINO Kazuhiko |
| GOTO Masahiro | 39-25 | OHTAKE Kosuke |
| SHIMIZU Ryusei | 41-23 | OHTAKE Kosuke |
| TODA Aritoshi | 53-11 | OHTAKE Kosuke |
| OHTAKE Kosuke | 43-21 | NISHIMURA Hidemi |
| OHTAKE Kosuke | 51-13 | MATSUMOTO Kishie |
| NAKAMORI Hiroki | 35-29 | OHTAKE Kosuke |
| TOKUDA Naoya | 40-24 | OHTAKE Kosuke |
| OHTAKE Kosuke | 54-10 | KOBAYASHI Ritsuko |
| OHTAKE Kosuke | 40-24 | HATA Hayato |
| OHTAKE Kosuke | 35-29 | KAWAKAMI Takahashi |
| OHTAKE Kosuke | 33-31 | NAGAO Hiroto |
| UMEZAWA Yoshinori | 38-26 | OHTAKE Kosuke |
| SATO Hisakazu | 39-25 | OHTAKE Kosuke |
| OHTAKE Kosuke | 33-31 | TAKEDA Kyoko |
| OHTAKE Kosuke | 35-29 | ENOMOTO Hiroyuki |
| MURAKAMI Takeshi | 39-25 | OHTAKE Kosuke |
| OHTAKE Kosuke | 36-28 | HISHIYAMA Yuichi |
| KOMAGATA Masayuki | 36-28 | OHTAKE Kosuke |
| IWATA Hiroyuki | 37-27 | OHTAKE Kosuke |
| KURAHASHI Satoshi | 45-19 | OHTAKE Kosuke |
| NAGASHIMA Kazuhito | 44-20 | OHTAKE Kosuke |
| OHTAKE Kosuke | 45-19 | TAKIZAWA Nobuyuki |
| IZUMI Takashi | 46-18 | OHTAKE Kosuke |
| OHTAKE Kosuke | 57-07 | KINOSHITA Tsutomu |
| KATO Tomihiro | 32-32 | OHTAKE Kosuke |
| OHTAKE Kosuke | 36-28 | KINOSHITA Takao |
| SHIMONOSONO Kozo | 36-28 | OHTAKE Kosuke |
| OHTAKE Kosuke | 33-31 | KAWABATA Seiji |
| OHTAKE Kosuke | 34-30 | TOKI Hidenobu |
| OHTAKE Kosuke | 34-30 | KATO Tomihiro |
| OHTAKE Kosuke | 43-21 | TAKIGAWA Mitsuaki |
| ISHIKAWA Akira | 37-27 | OHTAKE Kosuke |
| OHTAKE Kosuke | 43-21 | EBIHARA Yusuke |
| KURAHASHI Satoshi | 41-23 | OHTAKE Kosuke |
| TANAKA Shuntaro | 55-09 | OHTAKE Kosuke |
| OHTAKE Kosuke | 51-13 | KINOSHITA Tsutomu |
| KINOSHITA Takao | 39-25 | OHTAKE Kosuke |
| OHTAKE Kosuke | 41-23 | OHUCHI Takeshi |
| TANAKA Atsushi | 33-31 | OHTAKE Kosuke |
| MATSUZAWA Atsushi | 39-25 | OHTAKE Kosuke |
| KOSHINO Kazuhiko | 38-26 | OHTAKE Kosuke |
| OHTAKE Kosuke | 39-25 | HANAGAMI Tatsuhiko |
| OHTAKE Kosuke | 41-23 | NAKAYAMA Takahiro |
| TANIZAWA Misato | 37-27 | OHTAKE Kosuke |
| HISHIYAMA Yuichi | 34-30 | OHTAKE Kosuke |
2010-12-11: 68_Chiyarenshi(Japan)
2010-11-27: 64_Mito_meeting(Japan)
2010-11-23: 63_Mito_meeting(Japan)
2010-11-20: 49_King_state(Japan)
2010-09-25: 9_area_resistance(Japan)
2010-09-04: 70_Shinagawa_open(Japan)
2010-08-14: 64_Chiyarenshi(Japan)
2010-08-08: 124_Nagareyama_open(Japan)
2010-07-31: 13_period_Mito_Silver_Jishi(Japan)
2010-07-18: CH_Japan(Japan)
2010-07-04: 68_Kanagawa_open(Japan)
2010-06-27: 61_Mito_meeting(Japan)
2010-06-19: 38_Japan_Champ_Ibaraki_prelim(Japan)
2010-06-05: 10_period_Mito_silver_Jishi(Japan)
2010-05-23: 122_Nagareyama_open(Japan)
2010-05-04: 2_period_Mito_morning_games(Japan)
2010-05-03: 22_Kyoto_open(Japan)
2010-04-25: 60_Mito_meeting(Japan)
2010-03-28: 59_Mito_Meeting(Japan)
2010-03-21: 31_Meijin(Japan)
2010-03-13: 59_Chiyarenshi(Japan)
2010-02-28: 58_Mito_meeting(Japan)
2010-02-20: 5_Ibaraki_expert_game(Japan)
2010-02-06: 63_Shinagawa_open(Japan)
2010-01-24: 57_Mito_meeting(Japan)
2010-01-16: 41_King_state(Japan)
2010-01-09: 6_period_Mito_Silver_Jishi(Japan)
2010-01-03: Shinagawa_open_2010(Japan)
| TANIZAWA Misato | 34-30 | OHTAKE Kosuke |
| OHTAKE Kosuke | 38-26 | IWAKURA Hiroaki |
| OHTAKE Kosuke | 35-29 | NARUMI Hisatoshi |
| KAWAGUCHI Hayato | 37-27 | OHTAKE Kosuke |
| HISHIYAMA Yuichi | 42-22 | OHTAKE Kosuke |
| OHTAKE Kosuke | won against | SHINOHARA Ryo |
| IZUMI Takashi | 37-27 | OHTAKE Kosuke |
| OHTAKE Kosuke | 37-27 | OHUCHI Syou |
| OHTAKE Kosuke | 36-28 | KINOSHITA Takao |
| OHTAKE Kosuke | 39-25 | ISAKA Tomoaki |
| ANDO Tomoaki | 38-26 | OHTAKE Kosuke |
| IWAKURA Hiroaki | 42-22 | OHTAKE Kosuke |
| OHTAKE Kosuke | 44-20 | KINOSHITA Takao |
| IZUMI Takashi | 41-23 | OHTAKE Kosuke |
| KINOSHITA Tsutomu | 32-32 | OHTAKE Kosuke |
| OHTAKE Kosuke | 54-10 | EBIHARA Yusuke |
| ANDO Tomoaki | 41-23 | OHTAKE Kosuke |
| OHTAKE Kosuke | 34-30 | OKUDA Tsuyoshi |
| KOZUKA Katsuhiko | 37-27 | OHTAKE Kosuke |
| KANDA Yoshihiro | 36-28 | OHTAKE Kosuke |
| TATSUMI-IIJIMA Yukiko | 33-31 | OHTAKE Kosuke |
| OHTAKE Kosuke | 35-29 | WATANABE Keiichi |
| KOMAGATA Masayuki | 35-29 | OHTAKE Kosuke |
| NAKAMORI Chiaki | 40-24 | OHTAKE Kosuke |
| OHTAKE Kosuke | 39-25 | KOBAYASHI Oh |
| YAMAKAWA Takashi | 35-29 | OHTAKE Kosuke |
| SAWAKI Yusuke | 35-29 | OHTAKE Kosuke |
| OHTAKE Kosuke | 38-26 | KOIDE Satoshi |
| KAMEDA Ryota | 42-22 | OHTAKE Kosuke |
| IWATA Hiroyuki | 47-17 | OHTAKE Kosuke |
| TANIDA Kunihiko | 36-28 | OHTAKE Kosuke |
| SHIMONOSONO Kozo | 40-24 | OHTAKE Kosuke |
| OHTAKE Kosuke | 37-27 | OCHIAI Naofumi |
| TOKI Yugo | 39-25 | OHTAKE Kosuke |
| OHTAKE Kosuke | 36-28 | HISHIYAMA Yuichi |
| HISHIYAMA Yuichi | 36-28 | OHTAKE Kosuke |
| OHTAKE Kosuke | 35-29 | KOIDE Satoshi |
| OHTAKE Kosuke | 39-25 | KOBAYASHI Hironao |
| KOBAYASHI Manabu | 34-30 | OHTAKE Kosuke |
| OHTAKE Kosuke | 33-31 | KAWAGUCHI Genki |
| OHTAKE Kosuke | 35-29 | SHINOHARA Ryo |
| KATORI Michihiro | 35-29 | OHTAKE Kosuke |
| GOTO Masahiro | 34-30 | OHTAKE Kosuke |
| OHTAKE Kosuke | 42-22 | FUJITA Kousuke |
| SANO Yoko | 36-28 | OHTAKE Kosuke |
| OHTAKE Kosuke | 33-31 | WATANABE Keiichi |
| OHTAKE Kosuke | 43-21 | ISAKA Tomoaki |
| IZUMI Takashi | 58-06 | OHTAKE Kosuke |
| NAGASHIMA Kazuhito | 49-15 | OHTAKE Kosuke |
| KATO Tomihiro | 39-25 | OHTAKE Kosuke |
| KOBAYASHI Manabu | 38-26 | OHTAKE Kosuke |
| OHTAKE Kosuke | 35-29 | KATO Tomihiro |
| TANAKA Atsushi | won against | OHTAKE Kosuke |
| OHTAKE Kosuke | won against | KOBAYASHI Tome |
| KAGOTANI Hiroto | won against | OHTAKE Kosuke |
| OHTAKE Kosuke | won against | SANO Hirotaka |
| OHTAKE Kosuke | won against | URA Satoru |
| OHTAKE Kosuke | won against | YOSHIDA Ryota |
| NODA Bintatsu | 36-28 | OHTAKE Kosuke |
| ASOU Daisuke | 37-27 | OHTAKE Kosuke |
| OHTAKE Kosuke | 37-27 | TAKASHIMA Ryoji |
| TATSUMI-IIJIMA Yukiko | 33-31 | OHTAKE Kosuke |
| IWATA Hiroyuki | 33-31 | OHTAKE Kosuke |
| NAKAI Kota | 42-22 | OHTAKE Kosuke |
| ISAKA Tomoaki | 40-24 | OHTAKE Kosuke |
| OHTAKE Kosuke | 54-10 | HOJO Seidai |
| YAMAMOTO Kunihiro | 44-20 | OHTAKE Kosuke |
| OHTAKE Kosuke | 50-14 | KINOSHITA Takao |
| OHTAKE Kosuke | 37-27 | AKITA Miyu |
| OHTAKE Kosuke | 42-22 | NAKAI Kota |
| OHTAKE Kosuke | 40-24 | KINOSHITA Tsutomu |
| OHTAKE Kosuke | 34-30 | KURAHASHI Satoshi |
| NAGASHIMA Kazuhito | 40-24 | OHTAKE Kosuke |
| IZUMI Takashi | 34-30 | OHTAKE Kosuke |
| KATO Tomihiro | 32-32 | OHTAKE Kosuke |
| OHTAKE Kosuke | 36-28 | WAKIMOTO Naoyuki |
| ASAHINA Satoshi | 35-29 | OHTAKE Kosuke |
| OHTAKE Kosuke | 34-30 | IZUMI Takashi |
| OHTAKE Kosuke | 33-31 | KATORI Michihiro |
| OHTAKE Kosuke | 43-21 | KATO Tomihiro |
| OHTAKE Kosuke | 43-21 | IZUMI Takashi |
| OHTAKE Kosuke | 50-14 | KATORI Michihiro |
| KATO Tomihiro | 32-32 | OHTAKE Kosuke |
| IWAKURA Hiroaki | 47-17 | OHTAKE Kosuke |
| OHTAKE Kosuke | 54-10 | YANAGI Kaigetsu |
| FUNATSU Asuka | 35-29 | OHTAKE Kosuke |
| OHTAKE Kosuke | 34-30 | KOSHINO Kazuhiko |
| OHTAKE Kosuke | 35-29 | KOBAYASHI Makoto |
| WATANABE Keiichi | 39-25 | OHTAKE Kosuke |
| NAKAI Kota | 41-23 | OHTAKE Kosuke |
| OHTAKE Kosuke | 36-28 | KINOSHITA Takao |
| OHTAKE Kosuke | 45-19 | OCHIAI Naofumi |
| OHTAKE Kosuke | 37-27 | NAKAI Terawaki |
| ISAKA Tomoaki | 41-23 | OHTAKE Kosuke |
| OHUCHI Yasuhiro | 36-28 | OHTAKE Kosuke |
| NAKAGAKI Horiuchi | 32-32 | OHTAKE Kosuke |
| SHIMAMURA Yoshihide | 44-20 | OHTAKE Kosuke |
| OHTAKE Kosuke | 40-24 | GOTO Masahiro |
| KANAI Kyousuke | 42-22 | OHTAKE Kosuke |
| TSUCHIYA Ryosuke | 43-21 | OHTAKE Kosuke |
| SANO Yoko | 33-31 | OHTAKE Kosuke |
| OHTAKE Kosuke | 52-12 | KUMATSU Umehara |
| OHTAKE Kosuke | 33-31 | IZUMI Takashi |
| TANAKA Atsushi | 36-28 | OHTAKE Kosuke |
| OHTAKE Kosuke | 35-29 | AKITA Miyu |
| NAKAI Kota | 36-28 | OHTAKE Kosuke |
| OHTAKE Kosuke | 34-30 | KINOSHITA Takao |
| OHTAKE Kosuke | 38-26 | WATANABE Keiichi |
| OHTAKE Kosuke | 39-25 | OHUCHI Syou |
| IZUMI Takashi | 40-24 | OHTAKE Kosuke |
| OHTAKE Kosuke | 48-16 | KINOSHITA Takao |
| KATO Tomihiro | 41-23 | OHTAKE Kosuke |
| ISAKA Tomoaki | 32-32 | OHTAKE Kosuke |
| OHTAKE Kosuke | 42-22 | KINOSHITA Takao |
| OHTAKE Kosuke | 64-00 | MURAKAMI Takeshi |
| ASOU Daisuke | 64-00 | OHTAKE Kosuke |
| ESAKI Yuta | 64-00 | OHTAKE Kosuke |
| HANEDA Kenichirou | 64-00 | OHTAKE Kosuke |
| KORO Tomoharu | 64-00 | OHTAKE Kosuke |
| TANAKA Irie | 64-00 | OHTAKE Kosuke |
| OHTAKE Kosuke | 35-29 | KAWAGUCHI Yuuki |
| OHTAKE Kosuke | 38-26 | KOBAYASHI Manabu |
| OHTAKE Kosuke | 34-30 | KAWAGUCHI Genki |
| TSUKAMOTO Kazuma | 64-00 | OHTAKE Kosuke |
| IMOTO Wataru | 35-29 | OHTAKE Kosuke |
| TANIZAWA Misato | 34-30 | OHTAKE Kosuke |
| OHUCHI Syou | 33-31 | OHTAKE Kosuke |
| OHTAKE Kosuke | 42-22 | IZUMI Takashi |
| OHTAKE Kosuke | 49-15 | NAKAI Terawaki |
| OHTAKE Kosuke | 49-15 | NAKAI Kota |
| OHTAKE Kosuke | 39-25 | ISAKA Tomoaki |
| OHTAKE Kosuke | 53-11 | KATO Tomihiro |
| IZUMI Takashi | 45-19 | OHTAKE Kosuke |
| WAKIMOTO Naoyuki | 45-19 | OHTAKE Kosuke |
| NAGASHIMA Kazuhito | 45-19 | OHTAKE Kosuke |
| NAKAI Kota | 43-21 | OHTAKE Kosuke |
| KATO Tomihiro | 32-32 | OHTAKE Kosuke |
| OHTAKE Kosuke | 43-21 | KINOSHITA Takao |
| OZAKI Yoshito | 36-28 | OHTAKE Kosuke |
| OHTAKE Kosuke | 38-26 | TOKI Hidenobu |
| TAKEDA Ryohei | 38-26 | OHTAKE Kosuke |
| TAKAHASHI Kanji | 34-30 | OHTAKE Kosuke |
| HAGIKURA Yutaka | 42-22 | OHTAKE Kosuke |
| OHTAKE Kosuke | 33-31 | SASAKI Yasuyuki |
| YAMAMOTO Kunihiro | 33-31 | OHTAKE Kosuke |
| OHTAKE Kosuke | 40-24 | TAKIGAWA Mitsuaki |
| OHTAKE Kosuke | 54-10 | NAKAI Terawaki |
| OHTAKE Kosuke | 52-12 | OKUDA Tsuyoshi |
| OHTAKE Kosuke | 35-29 | IZUMI Takashi |
| OHTAKE Kosuke | 49-15 | KINOSHITA Takao |
| SATANI Tetsu | 40-24 | OHTAKE Kosuke |
| SATO Koichiro | 33-31 | OHTAKE Kosuke |
| TSUKAMOTO Kazuma | 35-29 | OHTAKE Kosuke |
| SANO Yoko | 33-31 | OHTAKE Kosuke |
| WATANABE Keiichi | 36-28 | OHTAKE Kosuke |
| TAKASAKI Shohei | 38-26 | OHTAKE Kosuke |
| OHTAKE Kosuke | 33-31 | KURAHASHI Satoshi |
| NAGASHIMA Kazuhito | 42-22 | OHTAKE Kosuke |
| OHTAKE Kosuke | 49-15 | KATO Tomihiro |
| IZUMI Takashi | 40-24 | OHTAKE Kosuke |
| IZUMI Takashi | 36-28 | OHTAKE Kosuke |
| KURITA Seiya | 45-19 | OHTAKE Kosuke |
| OHTAKE Kosuke | 35-29 | OGAWA Ami |
| KURACHI Takayuki | 40-24 | OHTAKE Kosuke |
| OHTAKE Kosuke | 40-24 | OHNO Atsuko |
| OHTAKE Kosuke | 38-26 | SANO Yoko |
| OHTAKE Kosuke | 40-24 | KOIDE Satoshi |
| YAMAZAKI Nobuyuki | 35-29 | OHTAKE Kosuke |
2009-12-20: 2_Mito_Dragon_prelim(Japan)
2009-12-13: 56_Mito_meeting(Japan)
2009-11-22: Northeast_open_2009(Japan)
2009-11-01: 65_Kanagawa_open(Japan)
2009-10-18: 2_RRGP(Japan)
2009-09-27: 54_Mito_meeting(Japan)
2009-09-23: 18_Tatebayashi_open(Japan)
2009-09-22: 8_area_open(Japan)
2009-09-12: 53_Chiyarenshi(Japan)
2009-09-06: 64_Kanagawa_open(Japan)
2009-08-23: 53_Mito_meeting(Japan)
2009-08-15: 36_King_State(Japan)
2009-08-08: 52_Chiyarenshi(Japan)
2009-07-26: 52_Mito_meeting(Japan)
2009-07-20: 17_Tatebayashi_Open(Japan)
2009-06-20: 35_King_State(Japan)
2009-06-14: 37_Japan_Champ_Azumazeki_prelim(Japan)
2009-06-07: 13_Ohu_Open_B(Japan)
2009-06-06: 57_Shinagawa_Open(Japan)
2009-05-16: 51_Mito_meeting(Japan)
2009-05-05: 31_King_State(Japan)
2009-05-03: 21_Kyoto_Open(Japan)
2009-04-12: 50_Mito_meeting(Japan)
2009-03-29: Hausuohu_Open(Japan)
2009-03-28: 30_Meijin_prelim(Japan)
2009-03-21: 32_King_State_A(Japan)
2009-03-15: 49_Mito_Meeting(Japan)
2009-02-21: 31_King_State_A(Japan)
2009-02-15: 48_Mito_Meeting(Japan)
2009-02-08: 4_Ibaraki_Open(Japan)
2009-01-31: 14_Tatebayashi_Open(Japan)
2009-01-25: 47_Mito_Meeting(Japan)
2009-01-17: 30_King_State_A(Japan)
2009-01-04: 61_Kanagawa_Open_B(Japan)
2009-01-03: Shinagawa_2009(Japan)
| OHTAKE Kosuke | 33-31 | NAKANO Maseru |
| IZUMI Takashi | 36-28 | OHTAKE Kosuke |
| OKUDA Tsuyoshi | 64-00 | OHTAKE Kosuke |
| OHTAKE Kosuke | 45-19 | SAWAHATA Reiko |
| OHTAKE Kosuke | 41-23 | KINOSHITA Tsutomu |
| OHTAKE Kosuke | 50-14 | IZUMI Takashi |
| OHTAKE Kosuke | 47-17 | NAKAI Kota |
| SANO Yoko | 33-31 | OHTAKE Kosuke |
| OHTAKE Kosuke | 51-13 | KINOSHITA Takao |
| OHTAKE Kosuke | 34-30 | KODAMA Satoshi |
| OHTAKE Kosuke | 39-25 | HORIUCHI Keiko |
| OSHIMIZU Takanori | 41-23 | OHTAKE Kosuke |
| NAGAO Hiroto | 39-25 | OHTAKE Kosuke |
| OHTAKE Kosuke | 64-00 | ABE Ryuuta |
| OHTAKE Kosuke | 33-31 | OHMORI Keita |
| SANO Yoko | 33-31 | OHTAKE Kosuke |
| OHTAKE Kosuke | 35-29 | TANAKA Shuntaro |
| SHINOHARA Jun | 33-31 | OHTAKE Kosuke |
| OHTAKE Kosuke | 46-18 | NODA Bintatsu |
| NAGASAKI Hidekazu | 51-13 | OHTAKE Kosuke |
| KOBAYASHI Manabu | 39-25 | OHTAKE Kosuke |
| OHTAKE Kosuke | 37-27 | SANO Yoko |
| KOBAYASHI Manabu | 36-28 | OHTAKE Kosuke |
| TAMAKI Kyotaro | 41-23 | OHTAKE Kosuke |
| TANAKA Atsushi | 41-23 | OHTAKE Kosuke |
| TAKIGAWA Mitsuaki | 37-27 | OHTAKE Kosuke |
| OHTAKE Kosuke | 44-20 | IWASAKA Ryuji |
| OHTAKE Kosuke | 36-28 | WATANABE Keiichi |
| OHTAKE Kosuke | 47-17 | AKITA Miyu |
| OHTAKE Kosuke | 51-13 | SAWAHATA Reiko |
| OHTAKE Kosuke | 54-10 | ISAKA Tomoaki |
| IZUMI Takashi | 33-31 | OHTAKE Kosuke |
| OHTAKE Kosuke | 57-07 | SAWAHATA Toshimatsu |
| OHTAKE Kosuke | 33-31 | KATO Tomihiro |
| AKITA Takuma | 37-27 | OHTAKE Kosuke |
| OHTAKE Kosuke | 41-23 | YAMAMOTO Kunihiro |
| OHTAKE Kosuke | 34-30 | SANO Erika |
| YAMAZAKI Nobuyuki | 39-25 | OHTAKE Kosuke |
| KURACHI Takayuki | 36-28 | OHTAKE Kosuke |
| OHTAKE Kosuke | 40-24 | KOSHINO Kazuhiko |
| MIYAZAKI Yuji | 38-26 | OHTAKE Kosuke |
| OHTAKE Kosuke | 39-25 | SATO Ryu |
| OHTAKE Kosuke | 35-29 | TAKIGAWA Mitsuaki |
| OHTAKE Kosuke | 33-31 | TAKASE Humiya |
| SUGISAKI Harumi | 33-31 | OHTAKE Kosuke |
| TANAKA Amane | 33-31 | OHTAKE Kosuke |
| OHTAKE Kosuke | 35-29 | TAKANO Satoshi |
| OHTAKE Kosuke | 38-26 | HAMADA Kikue |
| AKASHI Tomone | 42-22 | OHTAKE Kosuke |
| SANO Yoko | 39-25 | OHTAKE Kosuke |
| SUZUKI Yuta | 40-24 | OHTAKE Kosuke |
| OHTAKE Kosuke | 40-24 | HISHIYAMA Yuichi |
| KIKUCHI Gou | 46-18 | OHTAKE Kosuke |
| OHTAKE Kosuke | 32-32 | SHIROTA Yasuto |
| TOKI Yugo | 52-12 | OHTAKE Kosuke |
| WATANABE Hideaki | 37-27 | OHTAKE Kosuke |
| SHINOHARA Chiaki | 33-31 | OHTAKE Kosuke |
| OHTAKE Kosuke | 35-29 | TAKEDA Kyoko |
| OHTAKE Kosuke | 42-22 | NAKAYAMA Takahiro |
| OHTAKE Kosuke | 44-20 | SAKABA Shin |
| OHTAKE Kosuke | 48-16 | OHUCHI Takeshi |
| IZUMI Takashi | 44-20 | OHTAKE Kosuke |
| KINOSHITA Tsutomu | 34-30 | OHTAKE Kosuke |
| OHTAKE Kosuke | 38-26 | YAMAMOTO Kunihiro |
| OHTAKE Kosuke | 40-24 | AKITA Takuma |
| MIYAZAKI Yuji | 37-27 | OHTAKE Kosuke |
| OHTAKE Kosuke | 37-27 | SATO Koichiro |
| KOMAGATA Masayuki | 36-28 | OHTAKE Kosuke |
| OHTAKE Kosuke | 36-28 | TAKEDA Kyoko |
| OHTAKE Kosuke | 33-31 | MATSUYA Shinpei |
| TATSUMI-IIJIMA Yukiko | 37-27 | OHTAKE Kosuke |
| OHTAKE Kosuke | 40-23 | KOBAYASHI Manabu |
| NAGANO Yasushi | 39-25 | OHTAKE Kosuke |
| OHTAKE Kosuke | 37-27 | TAKIGAWA Mitsuaki |
| OHTAKE Kosuke | 33-31 | HISHIYAMA Yuichi |
| KOSHINO Kazuhiko | 39-25 | OHTAKE Kosuke |
| KURAMOCHI Yuta | 43-21 | OHTAKE Kosuke |
| OHTAKE Kosuke | 33-31 | KINOSHITA Tsutomu |
| OHTAKE Kosuke | 35-29 | AKITA Takuma |
| OHTAKE Kosuke | 40-24 | KURAHASHI Satoshi |
| NAKANO Maseru | 42-22 | OHTAKE Kosuke |
| OHTAKE Kosuke | 32-32 | YAMAMOTO Kunihiro |
| IZUMI Takashi | 34-30 | OHTAKE Kosuke |
| OHTAKE Kosuke | 32-32 | TAKIGAWA Mitsuaki |
| OHTAKE Kosuke | 34-30 | OKUDA Tsuyoshi |
| OHTAKE Kosuke | 37-27 | SATAKE Yosuke |
| OHUCHI Yasuhiro | 38-26 | OHTAKE Kosuke |
| YAMAGUCHI Shinya | 41-23 | OHTAKE Kosuke |
| TOKI Yugo | 38-26 | OHTAKE Kosuke |
| TANIDA Kunihiko | 42-22 | OHTAKE Kosuke |
| NAGAMATSU Ryota | 39-25 | OHTAKE Kosuke |
| KAWABATA Seiji | 35-29 | OHTAKE Kosuke |
| NARIYA Makoto | 34-30 | OHTAKE Kosuke |
| HOSHI Ryuichi | 47-17 | OHTAKE Kosuke |
| HAGIKURA Yutaka | 37-27 | OHTAKE Kosuke |
| OHTAKE Kosuke | 35-29 | YAMADA Yuichi |
| OHTAKE Kosuke | 48-16 | KATORI Michihiro |
| YAMAKAWA Takashi | 51-13 | OHTAKE Kosuke |
| ISHII Kiyotaka | 36-28 | OHTAKE Kosuke |
| OHTAKE Kosuke | 33-31 | GOTO Masahiro |
| OHTAKE Kosuke | 45-19 | KAWAGUCHI Hayato |
| OHTAKE Kosuke | 34-30 | NAKANO Jo |
| MURAKAMI Takeshi | 37-27 | OHTAKE Kosuke |
| OHTAKE Kosuke | 37-27 | YOSHIDA Ryota |
| NODA Bintatsu | 38-26 | OHTAKE Kosuke |
| ITAGAKI Kenichi | 45-19 | OHTAKE Kosuke |
| SANO Yoko | 33-31 | OHTAKE Kosuke |
| SHIMONOSONO Kozo | 41-23 | OHTAKE Kosuke |
| OHTAKE Kosuke | 36-28 | HADA Jun |
| TAKIGAWA Mitsuaki | 36-28 | OHTAKE Kosuke |
| HAMADA Kikue | 33-31 | OHTAKE Kosuke |
| OHTAKE Kosuke | 48-16 | OHUCHI Takeshi |
| OHTAKE Kosuke | 48-16 | OKUDA Tsuyoshi |
| IZUMI Takashi | 35-29 | OHTAKE Kosuke |
| AKITA Takuma | 40-24 | OHTAKE Kosuke |
| ISAKA Tomoaki | 41-23 | OHTAKE Kosuke |
| OHTAKE Kosuke | 34-30 | INOUE Takao |
| OHNO Atsuko | 33-31 | OHTAKE Kosuke |
| ASAHINA Satoshi | 41-23 | OHTAKE Kosuke |
| SHINOHARA Ryo | 36-28 | OHTAKE Kosuke |
| WATANABE Hideaki | 33-31 | OHTAKE Kosuke |
| TAKEDA Kyoko | 40-24 | OHTAKE Kosuke |
| SANO Yoko | 39-25 | OHTAKE Kosuke |
| OHTAKE Kosuke | 42-22 | HATA Hayato |
| TAKANASHI Yusuke | 44-20 | OHTAKE Kosuke |
| HAGA Kazutoshi | 45-19 | OHTAKE Kosuke |
| ASANO Yuki | 40-24 | OHTAKE Kosuke |
| UENO Kakuya | 32-32 | OHTAKE Kosuke |
| OHTAKE Kosuke | 38-26 | TAKAGI Osato |
| TAKEYUKI Ide | 40-24 | OHTAKE Kosuke |
| OHTAKE Kosuke | 41-23 | SAWAHATA Toshimatsu |
| OHTAKE Kosuke | 47-17 | AKITA Takuma |
| OHTAKE Kosuke | 35-29 | SATO Takuma |
| OHTAKE Kosuke | 35-29 | KURAHASHI Satoshi |
| IZUMI Takashi | 35-29 | OHTAKE Kosuke |
| OHTAKE Kosuke | 39-25 | KINOSHITA Tsutomu |
| OHUCHI Yasuhiro | 33-31 | OHTAKE Kosuke |
| SATAKE Yosuke | 33-31 | OHTAKE Kosuke |
| OHTAKE Kosuke | 33-31 | SHIMONOSONO Kozo |
| KATO Yuzuru | 33-31 | OHTAKE Kosuke |
| OHTAKE Kosuke | 33-31 | KASAI Yuta |
| NISHIMURA Tatsuyuki | 33-31 | OHTAKE Kosuke |
| KIBA Kenta | 33-31 | OHTAKE Kosuke |
| TOKUSHIMA Akira | 33-31 | OHTAKE Kosuke |
| OHTAKE Kosuke | 33-31 | NAKAYAMA Takahiro |
| OHTAKE Kosuke | 33-31 | KASHIWAGI Mitsuyoshi |
| OKAMOTO Harumi | 33-31 | OHTAKE Kosuke |
| OHTAKE Kosuke | 33-31 | ARAKI Kentaro |
| NAGASHIMA Kazuhito | 39-25 | OHTAKE Kosuke |
| OHTAKE Kosuke | 50-14 | YAMAMURA Yuuki |
| MITSUYA Nobuaki | 35-29 | OHTAKE Kosuke |
| WATANABE Hideaki | 35-29 | OHTAKE Kosuke |
| KIUCHI Hideyuki | 41-23 | OHTAKE Kosuke |
| IMAI Daiki | 42-22 | OHTAKE Kosuke |
| OHTAKE Kosuke | 48-16 | AKITA Kazuya |
| IIJIMA Takamune | 50-14 | OHTAKE Kosuke |
| OHTAKE Kosuke | 37-27 | OHUCHI Syou |
| OHTAKE Kosuke | 37-27 | KUDOU Keita |
| OHTAKE Kosuke | 43-21 | KOBAYASHI Manabu |
| NAGASHIMA Kazuhito | 43-21 | OHTAKE Kosuke |
| OHTAKE Kosuke | 39-25 | SATAKE Yosuke |
| MIYAZAKI Yuji | 47-17 | OHTAKE Kosuke |
| OHTAKE Kosuke | 47-17 | HOSHI Ryuichi |
| NAKAJIMA Tetsuya | 43-21 | OHTAKE Kosuke |
| SATO Koichiro | 51-13 | OHTAKE Kosuke |
| ASAHINA Satoshi | 42-22 | OHTAKE Kosuke |
| OHTAKE Kosuke | 44-20 | KIMURA Hachiro |
| OHTAKE Kosuke | 32-32 | KINOSHITA Akio |
| OHTAKE Kosuke | 37-27 | KINOSHITA Tsutomu |
| AKITA Takuma | 45-19 | OHTAKE Kosuke |
| SAKABA Shin | 60-04 | OHTAKE Kosuke |
| OHTAKE Kosuke | 52-12 | SAWAHATA Toshimatsu |
| WAKIMOTO Naoyuki | 58-06 | OHTAKE Kosuke |
| OHTAKE Kosuke | 44-20 | NAKAI Kota |
| OHTAKE Kosuke | 37-27 | KIMURA Hachiro |
| KATO Tomihiro | 34-30 | OHTAKE Kosuke |
| OHTAKE Kosuke | 45-19 | OHUCHI Takeshi |
| KURAHASHI Satoshi | 33-31 | OHTAKE Kosuke |
| NAGASHIMA Kazuhito | 38-26 | OHTAKE Kosuke |
| OHTAKE Kosuke | 62-02 | SANO Joichiro |
| MIYAZAKI Yuji | 37-27 | OHTAKE Kosuke |
| OHTAKE Kosuke | 45-19 | OHUCHI Syou |
| SATAKE Yosuke | 41-23 | OHTAKE Kosuke |
| OHTAKE Kosuke | 44-20 | SUGISAKI Harumi |
| KOBAYASHI Manabu | 38-26 | OHTAKE Kosuke |
| AKITA Miyu | 37-27 | OHTAKE Kosuke |
| OHTAKE Kosuke | 50-14 | KURAHASHI Satoshi |
| KATO Tomihiro | 37-27 | OHTAKE Kosuke |
| OHTAKE Kosuke | 46-18 | KINOSHITA Akio |
| AKITA Takuma | 53-11 | OHTAKE Kosuke |
| OHTAKE Kosuke | 46-18 | OHUCHI Rena |
| OHTAKE Kosuke | 33-31 | WATANABE Hideaki |
| OHTAKE Kosuke | 41-23 | SUZUKI Yuta |
| SATANI Tetsu | 34-30 | OHTAKE Kosuke |
| MIYAZAKI Yuji | 40-24 | OHTAKE Kosuke |
| SATO Koichiro | 41-23 | OHTAKE Kosuke |
| KOBAYASHI Manabu | 47-17 | OHTAKE Kosuke |
| NAGASAKI Hidekazu | 42-22 | OHTAKE Kosuke |
| OHTAKE Kosuke | 49-15 | NISHIYAMA Momoko |
| OHMORI Keita | 56-08 | OHTAKE Kosuke |
| OHTAKE Kosuke | 34-30 | YAMAGUCHI Yoshiaki |
| OHTAKE Kosuke | 37-27 | YASHIRO Miyabi |
| KOSHINO Kazuhiko | 34-30 | OHTAKE Kosuke |
| KAWABATA Seiji | 40-24 | OHTAKE Kosuke |
| NAKANO Jo | 39-25 | OHTAKE Kosuke |
| OHTAKE Kosuke | 48-16 | KOBAYASHI Makoto |
| SHIIKI Isamu | 34-30 | OHTAKE Kosuke |
| OHTAKE Kosuke | 36-28 | SHINOHARA Ryo |
| OHTAKE Kosuke | 35-29 | NAGAMATSU Ryota |
| OHTAKE Kosuke | 35-29 | OKUDA Tsuyoshi |
2008-12-14: 46_Mito_Meeting(Japan)
2008-11-29: 25_King_State(Japan)
2008-11-23: 24_King_State(Japan)
2008-11-16: 45_Mito_Meeting(Japan)
2008-11-02: 19_Kansai_CH_A(Japan)
2008-10-25: 22_King_State(Japan)
2008-09-28: 4_Chiba_Open(Japan)
2008-09-21: 43_Mito_Meeting(Japan)
2008-09-15: 19_King_state_Open(Japan)
2008-08-30: 18_King_state_Open(Japan)
2008-08-24: 3_Ouza_sen(Japan)
2008-08-23: 8_Anti_Resistance_Game(Japan)
2008-08-17: 42_Mito_Meeting(Japan)
2008-08-16: 25_King_State_special_A(Japan)
2008-08-10: 106_Nagareyama_Open(Japan)
2008-08-03: 14_Sea_of_Japan_open(Japan)
2008-07-27: 17_King_state_Open(Japan)
2008-07-13: 41st Mito meeting(Japan)
2008-07-12: 41st challenge cup A(Japan)
2008-06-28: 16th King state special(Japan)
2008-06-14: 2008 Ibaraki preliminary(Japan)
2008-06-07: 46_Shinagawa_open(Japan)
2008-05-24: 10th Tatebayashi Open (Japan)
2008-05-18: 40th Mito meeting(Japan)
2008-05-11: 13th King state special (Japan)
2008-05-04: 2nd Hyogo Noboru Riyuumon league A (Japan)
2008-05-03: 20_Kyoto_open(Japan)
2008-04-19: 22th king state cup A(Japan)
2008-04-05: 44_Shinagawa_open(Japan)
2008-03-29: 10th King state special 2008(Japan)
2008-03-23: 29_Meijin(Japan)
2008-03-16: 38th Mito meeting(Japan)
2008-03-08: 37th challenge cup A(Japan)
2008-03-02: 57th Kanagawa Open(Japan)
2008-03-01: 43_Shinagawa_open(Japan)
2008-02-24: 37th Mito meeting(Japan)
2008-02-17: 3rd Ibaraki expert game(Japan)
2008-02-09: 4th Mito Open(Japan)
2008-01-27: 7th King state special (Japan)
2008-01-03: Shinagawa Open 2008(Japan)
| OHTAKE Kosuke | 37-27 | SAKABA Shin |
| OHTAKE Kosuke | 48-16 | KINOSHITA Tsutomu |
| KATO Tomihiro | 47-17 | OHTAKE Kosuke |
| SATO Takuma | 48-16 | OHTAKE Kosuke |
| OHTAKE Kosuke | 53-11 | KIMURA Hachiro |
| OHTAKE Kosuke | 37-27 | KINOSHITA Akio |
| IIJIMA Takamune | 42-22 | OHTAKE Kosuke |
| TESAKI Satoru | 42-22 | OHTAKE Kosuke |
| KURACHI Takayuki | 45-19 | OHTAKE Kosuke |
| SATO Tetsuya | 33-31 | OHTAKE Kosuke |
| OHTAKE Kosuke | 50-14 | ISHIWATA Yoshikazu |
| OHTAKE Kosuke | 38-26 | MORITA Yutsuka |
| FURUMOTO Yuki | 37-27 | OHTAKE Kosuke |
| SATO Yuri | 36-28 | OHTAKE Kosuke |
| WATANABE Hideaki | 35-29 | OHTAKE Kosuke |
| KOIDE Satoshi | 41-23 | OHTAKE Kosuke |
| SATO Tetsuya | 42-22 | OHTAKE Kosuke |
| OHTAKE Kosuke | 50-14 | KUWANA Miki |
| OHTAKE Kosuke | 47-17 | SEKIYAMA Tetsuyuki |
| WAKIMOTO Naoyuki | 35-29 | OHTAKE Kosuke |
| SATO Takuma | 41-23 | OHTAKE Kosuke |
| AKITA Takuma | 50-14 | OHTAKE Kosuke |
| TAKIGAWA Mitsuaki | 38-26 | OHTAKE Kosuke |
| OHTAKE Kosuke | 34-30 | OHNO Daisuke |
| OHTAKE Kosuke | 45-19 | AIUCHI Housaka |
| KANAI Kyousuke | 33-31 | OHTAKE Kosuke |
| UNO Toshihiro | 40-24 | OHTAKE Kosuke |
| OHTAKE Kosuke | 53-11 | ISHIBASHI Takuya |
| OHTAKE Kosuke | 38-26 | TERADA Shiyouzi |
| OHTAKE Kosuke | won against | KIBA Kenta |
| TATSUMI-IIJIMA Yukiko | 33-31 | OHTAKE Kosuke |
| OHTAKE Kosuke | 41-23 | KOBAYASHI Oh |
| IWATA Hiroyuki | 45-19 | OHTAKE Kosuke |
| ISHIKAWA Akira | 46-18 | OHTAKE Kosuke |
| OHTAKE Kosuke | won against | SATO Yuri |
| OHTAKE Kosuke | 40-24 | SAKURAI Takeuchi |
| GOTO Masahiro | 45-19 | OHTAKE Kosuke |
| SATO Yuri | 48-16 | OHTAKE Kosuke |
| KOSHINO Kazuhiko | 44-20 | OHTAKE Kosuke |
| KOBAYASHI Makoto | 58-06 | OHTAKE Kosuke |
| OHTAKE Kosuke | 49-15 | KOBAYASHI Manabu |
| WATANABE Keiichi | 36-28 | OHTAKE Kosuke |
| OHTAKE Kosuke | 41-23 | AKITA Miyu |
| WAKIMOTO Naoyuki | 37-27 | OHTAKE Kosuke |
| OHTAKE Kosuke | 40-24 | YAMAMOTO Kunihiro |
| SATO Takuma | 43-21 | OHTAKE Kosuke |
| OHTAKE Kosuke | 38-26 | KINOSHITA Tsutomu |
| OHTAKE Kosuke | 35-29 | KATO Tomihiro |
| OHTAKE Kosuke | 47-17 | YAMADA Goro |
| OHTAKE Kosuke | 49-15 | SATO Tetsuya |
| ITO Junya | 58-06 | OHTAKE Kosuke |
| SATO Koichiro | 34-30 | OHTAKE Kosuke |
| NAGANO Yasushi | 41-23 | OHTAKE Kosuke |
| OHTAKE Kosuke | 43-21 | SHINOHARA Ryo |
| TAKEISHI Takuya | 38-26 | OHTAKE Kosuke |
| KOBAYASHI Manabu | 34-30 | OHTAKE Kosuke |
| OHTAKE Kosuke | 42-22 | SATO Tetsuya |
| OHTAKE Kosuke | 55-09 | HAMADA Kazuko |
| OHTAKE Kosuke | 34-30 | KURACHI Takayuki |
| SAKAMOTO Yutsuka | 49-15 | OHTAKE Kosuke |
| NOBUKAWA Hiroki | 44-20 | OHTAKE Kosuke |
| YAMAZAKI Nobuyuki | 43-21 | OHTAKE Kosuke |
| OHTAKE Kosuke | 38-26 | OHNO Tomohiro |
| HAGA Kazutoshi | 56-08 | OHTAKE Kosuke |
| ESAKI Yuta | 33-31 | OHTAKE Kosuke |
| OHTAKE Kosuke | 35-29 | KOSHINO Kazuhiko |
| OHTAKE Kosuke | 33-31 | MATSUZAWA Atsushi |
| YAMAZAKI Nobuyuki | 33-31 | OHTAKE Kosuke |
| NISHIYAMA Yuki | 39-25 | OHTAKE Kosuke |
| OHTAKE Kosuke | 44-20 | HAMAJIMA Satatsu |
| SATO Yuri | 35-29 | OHTAKE Kosuke |
| URASHIMA Mei | 35-29 | OHTAKE Kosuke |
| OHTAKE Kosuke | 35-29 | TOKUSHIMA Akira |
| WAKIMOTO Naoyuki | 49-15 | OHTAKE Kosuke |
| IIJIMA Takamune | 35-29 | OHTAKE Kosuke |
| OHTAKE Kosuke | 47-17 | WATANABE Keiichi |
| AKITA Miyu | 35-29 | OHTAKE Kosuke |
| OHTAKE Kosuke | 53-11 | SAKABA Shin |
| OHTAKE Kosuke | 39-25 | KOBAYASHI Manabu |
| TATSUMI-IIJIMA Yukiko | 37-27 | OHTAKE Kosuke |
| KURITA Seiya | 61-03 | OHTAKE Kosuke |
| OHTAKE Kosuke | 53-11 | HAMADA Kikue |
| AZUMA Hideki | 39-25 | OHTAKE Kosuke |
| KURAMOCHI Yuta | 55-09 | OHTAKE Kosuke |
| KOBAYASHI Manabu | 38-26 | OHTAKE Kosuke |
| OHTAKE Kosuke | 47-17 | SUZUKI Yuta |
| SATAKE Yosuke | 39-25 | OHTAKE Kosuke |
| OHTAKE Kosuke | 36-28 | KURAHASHI Satoshi |
| WAKIMOTO Naoyuki | 39-25 | OHTAKE Kosuke |
| KIMURA Hachiro | 38-26 | OHTAKE Kosuke |
| KOBAYASHI Nosei | 44-20 | OHTAKE Kosuke |
| OHTAKE Kosuke | 36-28 | KANDA Yoshihiro |
| OHTAKE Kosuke | 47-17 | ORIYA Yasuto |
| KURITA Seiya | 52-12 | OHTAKE Kosuke |
| NAGASAKI Hidekazu | 47-17 | OHTAKE Kosuke |
| OHTAKE Kosuke | 40-24 | IWASAKA Ryuji |
| OHTAKE Kosuke | 33-31 | KOBAYASHI Kasa |
| TESAKI Satoru | 39-25 | OHTAKE Kosuke |
| OHTAKE Kosuke | 43-21 | SUGISAKI Harumi |
| AZUMA Hideki | 33-31 | OHTAKE Kosuke |
| SHIIKI Isamu | 54-10 | OHTAKE Kosuke |
| NAGAMATSU Ryota | 41-23 | OHTAKE Kosuke |
| OHTAKE Kosuke | won against | OHUCHI Syou |
| IZUMI Takashi | won against | OHTAKE Kosuke |
| OHTAKE Kosuke | won against | OHUCHI Rena |
| OHTAKE Kosuke | won against | AKITA Miyu |
| OHTAKE Kosuke | won against | NAGASHIMA Kazuhito |
| WAKIMOTO Naoyuki | won against | OHTAKE Kosuke |
| SATAKE Yosuke | won against | OHTAKE Kosuke |
| HISHIYAMA Yuichi | won against | OHTAKE Kosuke |
| KURAMOCHI Yuta | lost to | OHTAKE Kosuke |
| OHTAKE Kosuke | won against | TAKEDA Kyoko |
| OHTAKE Kosuke | lost to | SATO Yuri |
| OHTAKE Kosuke | won against | WATANABE Keiichi |
| WATANABE Keiichi | won against | OHTAKE Kosuke |
| IKEDA Atsuhiko | won against | OHTAKE Kosuke |
| IIJIMA Takamune | won against | OHTAKE Kosuke |
| OHTAKE Kosuke | lost to | SHINOHARA Chiaki |
| SATO Yuri | won against | OHTAKE Kosuke |
| OHTAKE Kosuke | won against | SHINOHARA Ryo |
| OHTAKE Kosuke | lost to | NAGASHIMA Toshiyuki |
| OHTAKE Kosuke | won against | FUNABASHI Ichiya |
| KURODA Takuji | won against | OHTAKE Kosuke |
| OHTAKE Kosuke | won against | KIKUCHI Junichi |
| OHTAKE Kosuke | won against | SATO Takuma |
| OHTAKE Kosuke | lost to | KATO Tomihiro |
| OHTAKE Kosuke | won against | AKITA Takuma |
| TSUCHIDA Eiji | won against | OHTAKE Kosuke |
| KOIDE Satoshi | 53-11 | OHTAKE Kosuke |
| OHTAKE Kosuke | 61-03 | KOMURO Satoshi |
| OKAMOTO Akihiko | 40-24 | OHTAKE Kosuke |
| OHTAKE Kosuke | 38-26 | KAWAGUCHI Genki |
| OHTAKE Kosuke | 41-23 | SHINOHARA Chiaki |
| OHTAKE Kosuke | 38-26 | ASANO Yuki |
| OHTAKE Kosuke | won against | OCHIAI Naofumi |
| OHTAKE Kosuke | won against | MUTSUSHIMA Tetsuya |
| NODA Bintatsu | won against | OHTAKE Kosuke |
| ITO Yuuji | lost to | OHTAKE Kosuke |
| KIMIMATSO Rkirami | won against | OHTAKE Kosuke |
| GOTO Masahiro | won against | OHTAKE Kosuke |
| IZUMI Takashi | won against | OHTAKE Kosuke |
| OHTAKE Kosuke | lost to | TAKIGAWA Mitsuaki |
| OHTAKE Kosuke | won against | SAKABA Shin |
| KATO Tomihiro | lost to | OHTAKE Kosuke |
| OHTAKE Kosuke | won against | AKITA Miyu |
| KINOSHITA Hiroko | won against | OHTAKE Kosuke |
| KOBAYASHI Kasa | won against | OHTAKE Kosuke |
| OHTAKE Kosuke | won against | SATO Koichiro |
| NAKANO Jo | won against | OHTAKE Kosuke |
| MITSUYA Nobuaki | won against | OHTAKE Kosuke |
| OHTAKE Kosuke | won against | SATO Takuma |
| TOKI Yugo | won against | OHTAKE Kosuke |
| OKAMOTO Kazuki | won against | OHTAKE Kosuke |
| UNO Toshihiro | won against | OHTAKE Kosuke |
| OHMORI Keita | won against | OHTAKE Kosuke |
| HAGA Kazutoshi | won against | OHTAKE Kosuke |
| MORINAGA Syou | won against | OHTAKE Kosuke |
| IKEDA Atsuhiko | lost to | OHTAKE Kosuke |
| OHTAKE Kosuke | 39-25 | TAKAGI Osato |
| OHTAKE Kosuke | 40-24 | YAMAZAKI Nobuyuki |
| HONDA Naoto | 38-26 | OHTAKE Kosuke |
| OHNO Atsuko | 35-29 | OHTAKE Kosuke |
| OKAMOTO Kazuki | 48-16 | OHTAKE Kosuke |
| OHTAKE Kosuke | 53-11 | HIRABAYASHI Eiji |
| OISHI Kengo | 45-19 | OHTAKE Kosuke |
| NAKAJIMA Tetsuya | won against | OHTAKE Kosuke |
| UEDA Mikiya | won against | OHTAKE Kosuke |
| OHTAKE Kosuke | lost to | TANAKA Atsushi |
| OHTAKE Kosuke | won against | KOBAYASHI Manabu |
| OHTAKE Kosuke | won against | HAMADA Kikue |
| OHTAKE Kosuke | won against | SANO Yoko |
| AZUMA Hideki | 41-23 | OHTAKE Kosuke |
| OHTAKE Kosuke | 33-31 | WATAHIKI Kenta |
| SATO Naohiro | 45-19 | OHTAKE Kosuke |
| NAGAMATSU Ryota | 40-24 | OHTAKE Kosuke |
| WATANABE Hideaki | 42-22 | OHTAKE Kosuke |
| HISHIYAMA Yuichi | 36-28 | OHTAKE Kosuke |
| AZUMA Hideki | won against | OHTAKE Kosuke |
| OHTAKE Kosuke | won against | KANAZAWA Miyuki |
| OHTAKE Kosuke | won against | NAGAMATSU Ryota |
| KAWAGUCHI Yuuki | won against | OHTAKE Kosuke |
| SATO Tetsuya | won against | OHTAKE Kosuke |
| OHTAKE Kosuke | won against | NAMIKI Kazunari |
| KANDA Yoshihiro | 33-31 | OHTAKE Kosuke |
| OHTAKE Kosuke | 33-31 | TAKIGAWA Mitsuaki |
| OHTAKE Kosuke | 33-31 | KAWARADA Yuichi |
| OHTAKE Kosuke | 33-31 | KATO Keisuke |
| OHTAKE Kosuke | 33-31 | WATAHIKI Kenta |
| OHTAKE Kosuke | won against | MAENO Nao |
| OHTAKE Kosuke | won against | OHUCHI Rena |
| KATO Keisuke | lost to | OHTAKE Kosuke |
| IZUMI Takashi | won against | OHTAKE Kosuke |
| KINOSHITA Tsutomu | won against | OHTAKE Kosuke |
| ISAKA Tomoaki | won against | OHTAKE Kosuke |
| OHTAKE Kosuke | won against | HAMADA Kikue |
| OHTAKE Kosuke | won against | KOBAYASHI Manabu |
| ISHIHARA Makoto | won against | OHTAKE Kosuke |
| TAKIGAWA Mitsuaki | won against | OHTAKE Kosuke |
| ITO Junya | lost to | OHTAKE Kosuke |
| OKUDA Tsuyoshi | won against | OHTAKE Kosuke |
| OHTAKE Kosuke | won against | TANAKA Atsushi |
| OHTAKE Kosuke | won against | YAMABE Yun |
| NODA Bintatsu | won against | OHTAKE Kosuke |
| OHTAKE Kosuke | lost to | TAKEDA Kyoko |
| OHTAKE Kosuke | won against | ITO Minoru |
| OHTAKE Kosuke | lost to | TANAKA Shuntaro |
| OHTAKE Kosuke | 42-22 | YOKOYAMA Yu |
| OHTAKE Kosuke | 47-17 | HAMADA Kikue |
| NAGASAKI Hidekazu | 39-25 | OHTAKE Kosuke |
| SATAKE Yosuke | 40-24 | OHTAKE Kosuke |
| NARIYA Makoto | 64-00 | OHTAKE Kosuke |
| WATANABE Keiichi | 43-21 | OHTAKE Kosuke |
| OHTAKE Kosuke | won against | WAKIMOTO Naoyuki |
| OHTAKE Kosuke | won against | MAENO Nao |
| OHTAKE Kosuke | won against | AKITA Takuma |
| OHTAKE Kosuke | won against | IZUMI Takashi |
| NAGASHIMA Kazuhito | won against | OHTAKE Kosuke |
| OHTAKE Kosuke | won against | KINOSHITA Hiroko |
| OHTAKE Kosuke | won against | KATO Tomihiro |
| OHTAKE Kosuke | lost to | SATO Takuma |
| KATO Keisuke | won against | OHTAKE Kosuke |
| OHTAKE Kosuke | lost to | KINOSHITA Akio |
| OHTAKE Kosuke | won against | OHUCHI Syou |
| OHTAKE Kosuke | won against | AKITA Miyu |
| OHTAKE Kosuke | won against | KATO Tomihiro |
| IZUMI Takashi | lost to | OHTAKE Kosuke |
| OHTAKE Kosuke | won against | OTABE Noboru |
| OHMORI Keita | won against | OHTAKE Kosuke |
| OHTAKE Kosuke | won against | SATO Takuma |
| OHTAKE Kosuke | lost to | AKITA Takuma |
| OHTAKE Kosuke | won against | KATO Keisuke |
| OHTAKE Kosuke | won against | NAGAMATSU Ryota |
| IWATA Hiroyuki | won against | OHTAKE Kosuke |
| TAKAHASHI Kanji | lost to | OHTAKE Kosuke |
| OHTAKE Kosuke | won against | KURAMOCHI Yuta |
| SATO Ryu | won against | OHTAKE Kosuke |
| NAKAMURA Yuya | won against | OHTAKE Kosuke |
| SHIMONOSONO Kozo | lost to | OHTAKE Kosuke |
| OHTAKE Kosuke | lost to | TAKIGAWA Mitsuaki |
| HAMADA Kikue | lost to | OHTAKE Kosuke |
| TAKANASHI Yusuke | won against | OHTAKE Kosuke |
| TESAKI Satoru | won against | OHTAKE Kosuke |
| OHSUMI Naoto | won against | OHTAKE Kosuke |
| OHTAKE Kosuke | 32-32 | OKAMOTO Naoya |
2007-12-24: 5th king state special(Japan)
2007-12-15: 18th king state cup 2007 B(Japan)
2007-12-09: 4th King State cup special 2007(Japan)
2007-10-27: 3rd giant king state special(Japan)
2007-09-23: 2nd giant king special(Japan)
2007-09-08: 31st challenge cup - A(Japan)
2007-07-07: 37_Shinagawa_open(Japan)
2007-06-03: 9_Kawasaki_open(Japan)
2007-06-02: 36_Shinagawa_open(Japan)
2007-05-13: 5th Ueno Open(Japan)
2007-03-04: 52nd Kanagawa Open A(Japan)
2007-03-03: 33_Shinagawa_open(Japan)
| OZAWA Kou | won against | OHTAKE Kosuke |
| OHTAKE Kosuke | lost to | NAKANO Masaru |
| OHTAKE Kosuke | won against | TANIDA Keiko |
| OHTAKE Kosuke | won against | SATO Ryu |
| SHIROTA Yasuto | won against | OHTAKE Kosuke |
| SUGISAKI Harumi | won against | OHTAKE Kosuke |
| HITO Hitoshi | lost to | OHTAKE Kosuke |
| KAWAGUCHI Genki | won against | OHTAKE Kosuke |
| SAITO Tauru | won against | OHTAKE Kosuke |
| OHTAKE Kosuke | won against | NAGAMATSU Ryota |
| TSUKAMOTO Kazuma | won against | OHTAKE Kosuke |
| SEKIGUCHI Shinya | 32-32 | OHTAKE Kosuke |
| OHTAKE Kosuke | lost to | SANO Yoko |
| MORI Takahiro | won against | OHTAKE Kosuke |
| OHTAKE Kosuke | won against | ISAKA Tomoaki |
| OHTAKE Kosuke | won against | HAYAKAWA Shigeru |
| OHTAKE Kosuke | won against | TSUKAMOTO Kazuma |
| OHTAKE Kosuke | won against | NAGAMATSU Yoshiyuki |
| TATSUMI-IIJIMA Yukiko | won against | OHTAKE Kosuke |
| NAKAMURA Shunsuke | won against | OHTAKE Kosuke |
| TAMAKI Kyotaro | won against | OHTAKE Kosuke |
| KOBAYASHI Manabu | won against | OHTAKE Kosuke |
| OHTAKE Kosuke | won against | NAGAMATSU Kawakami |
| NAKAJIMA Tetsuya | won against | OHTAKE Kosuke |
| OHTAKE Kosuke | won against | HADA Jun |
| OHTAKE Kosuke | won against | SAKURAI Takeuchi |
| ISHIKAWA Akira | won against | OHTAKE Kosuke |
| OHTAKE Kosuke | won against | TAKEISHI Takuya |
| MASUDA Letaka | won against | OHTAKE Kosuke |
| WATANABE Hideaki | lost to | OHTAKE Kosuke |
| OHUCHI Yasuhiro | won against | OHTAKE Kosuke |
| OHTAKE Kosuke | won against | SATAKE Yosuke |
| OHTAKE Kosuke | lost to | SEKIGUCHI Shinya |
| OHTAKE Kosuke | won against | SANO Yoko |
| TANAKA Atsushi | won against | OHTAKE Kosuke |
| OHTAKE Kosuke | won against | KOMAGATA Masayuki |
| WATAHIKI Kenta | 49-15 | OHTAKE Kosuke |
| TANAKA Amane | 45-19 | OHTAKE Kosuke |
| OHTAKE Kosuke | 58-06 | HAMADA Kikue |
| IIJIMA Takamune | 55-09 | OHTAKE Kosuke |
| OKUDA Tsuyoshi | 51-13 | OHTAKE Kosuke |
| OHTAKE Kosuke | won against | SANO Yoko |
| NAGASAKI Hidekazu | won against | OHTAKE Kosuke |
| SATAKE Yosuke | won against | OHTAKE Kosuke |
| TAMAKI Kyotaro | won against | OHTAKE Kosuke |
| SATO Tetsuya | won against | OHTAKE Kosuke |
| TAKIGAWA Mitsuaki | won against | OHTAKE Kosuke |
| OHTAKE Kosuke | 47-17 | OKUDA Tsuyoshi |
| OHTAKE Kosuke | 34-30 | TATSUMI-IIJIMA Yukiko |
| TANAKA Amane | 50-14 | OHTAKE Kosuke |
| IIJIMA Takamune | 44-20 | OHTAKE Kosuke |
| ENOMOTO Yasuhiro | 60-04 | OHTAKE Kosuke |
| HISHIYAMA Yuichi | 34-30 | OHTAKE Kosuke |
| SAWADA Tomohiro | won against | OHTAKE Kosuke |
| KOBAYASHI Manabu | won against | OHTAKE Kosuke |
| OHTAKE Kosuke | won against | HASEGAWA Hideko |
| OMODERA Osamu | won against | OHTAKE Kosuke |
| KOSHINO Kazuhiko | won against | OHTAKE Kosuke |
| SATAKE Yosuke | won against | OHTAKE Kosuke |
| OHTAKE Kosuke | won against | ISHIHARA Makoto |
| NAKAMURA Yuki | won against | OHTAKE Kosuke |
| OHTAKE Kosuke | 32-32 | HAMADA Kikue |
| OKUDA Tsuyoshi | won against | OHTAKE Kosuke |
| OHTAKE Kosuke | won against | HINO Kazue |
| OHTAKE Kosuke | 39-25 | HINO Kazue |
| OHTAKE Kosuke | 33-31 | KIMURA Masashi |
| OHTAKE Kosuke | 41-23 | KAWASAKI Yoshihiro |
| NAKAJIMA Tetsuya | 46-18 | OHTAKE Kosuke |
| MITSUYA Nobuaki | 44-20 | OHTAKE Kosuke |
| USURAURA Yusuke | 39-25 | OHTAKE Kosuke |
2006-12-29: 5th Tatebayashi Open(Japan)
2006-12-02: 31_Shinagawa_open(Japan)
2006-11-25: 3rd Tatebayashi Open(Japan)
2006-10-29: 1st Tatebayashi Open(Japan)
2006-10-28: 6th King State Cup B(Japan)
2006-08-05: 27_Shinagawa_open(Japan)
2006-05-06: 24_Shinagawa_open(Japan)
| KATORI Michihiro | lost to | OHTAKE Kosuke |
| TAKASE Humiya | won against | OHTAKE Kosuke |
| YAMAMOTO Kunihiro | won against | OHTAKE Kosuke |
| KURITA Seiya | won against | OHTAKE Kosuke |
| OHTAKE Kosuke | won against | KANAI Rikiya |
| OHTAKE Kosuke | 34-30 | SATO Tetsuya |
| WATANABE Keiichi | 42-22 | OHTAKE Kosuke |
| OHTAKE Kosuke | 38-26 | NOGAMI Yoshiyuki |
| NAKANO Maseru | 38-26 | OHTAKE Kosuke |
| OHTAKE Kosuke | 51-13 | OKAMOTO Syosetsu |
| NARIYA Makoto | 60-04 | OHTAKE Kosuke |
| NAGAO Hiroto | won against | OHTAKE Kosuke |
| KANAZAWA Yoshitoshi | won against | OHTAKE Kosuke |
| SANO Yoko | won against | OHTAKE Kosuke |
| KOIDE Satoshi | won against | OHTAKE Kosuke |
| NAGASAKI Hidekazu | won against | OHTAKE Kosuke |
| OHTAKE Kosuke | won against | AOYAMA Yoshino |
| HAYAKAWA Shigeru | won against | OHTAKE Kosuke |
| KATORI Michihiro | won against | OHTAKE Kosuke |
| OHTAKE Kosuke | won against | KANAI Rikiya |
| UCHIYAMA Hideki | won against | OHTAKE Kosuke |
| WATAHIKI Kenta | won against | OHTAKE Kosuke |
| MORI Takahiro | won against | OHTAKE Kosuke |
| OHTAKE Kosuke | won against | KAMIYA Japan |
| IWAMOTO Takuro | won against | OHTAKE Kosuke |
| OHTAKE Kosuke | won against | KINOSHITA Tsutomu |
| OHTAKE Kosuke | won against | SATO Tetsuya |
| TATSUMI-IIJIMA Yukiko | 48-16 | OHTAKE Kosuke |
| HAMADA Kikue | 38-26 | OHTAKE Kosuke |
| SHIMONOSONO Kozo | 37-27 | OHTAKE Kosuke |
| KAWABATA Seiji | 34-30 | OHTAKE Kosuke |
| HAYAKAWA Shigeru | 46-18 | OHTAKE Kosuke |
| OHTAKE Kosuke | 34-30 | HARA Yuki |
| NAKAMURA Yuya | 49-15 | OHTAKE Kosuke |
| MIGAMO Shinya | 40-24 | OHTAKE Kosuke |
| OHTAKE Kosuke | 48-16 | SHIBUYA Naoki |
| OHTAKE Kosuke | 41-23 | SHIMONOSONO Kozo |
| OHTAKE Kosuke | 35-29 | NOGAMI Yoshiyuki |
| ISHII Yasuhiro | 42-22 | OHTAKE Kosuke |