Ratings
OHTSUBO Hidetaka (Japan)
Japanese name(s): 大坪秀栄67 tournaments
390 results
Player ID: 11249
Rated 232 in Japan and 271 in Asia&Oceania&Africa and T311 in the World
Latest rating: 2045
390 results
Player ID: 11249
Rated 232 in Japan and 271 in Asia&Oceania&Africa and T311 in the World
Latest rating: 2045
2024-05-05: 49_Inuyama_open(Japan)
| OHTSUBO Hidetaka | 42-22 | EIRI Kanata |
| OHTSUBO Hidetaka | 51-13 | OTA Kiyoto |
| OHTSUBO Hidetaka | 33-31 | OKUDAIRA Fuyumi |
| OHTSUBO Hidetaka | 51-13 | KAWAZOE Osuke |
| OKUDAIRA Akio | 47-17 | OHTSUBO Hidetaka |
| HATTORI Kouki | 57-07 | OHTSUBO Hidetaka |
| KAWAZOE Osuke | 44-20 | OHTSUBO Hidetaka |
2019-09-01: 60_Nagoya_open(Japan)
2019-05-04: 49_blue_sky_conference(Japan)
2019-03-30: 91_Hamamatsu_meeting(Japan)
| OHTSUBO Hidetaka | 37-27 | HASHIMOTO Tokuya |
| HATTORI Kouki | 44-20 | OHTSUBO Hidetaka |
| OKUDAIRA Akio | 38-26 | OHTSUBO Hidetaka |
| YAMANAKA Yukihiro | 48-16 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 44-20 | TSUKAMOTO Hiroaki |
| OHTSUBO Hidetaka | 36-28 | FUJITA Takeshi |
| OHTSUBO Hidetaka | 49-15 | SUZUKI Takahiro |
| OHTSUBO Hidetaka | 35-29 | IWASAKI Masaaki |
| OHTSUBO Hidetaka | 33-31 | TANAKA Chikako |
| TOMOTA Yusuke | 35-29 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 34-30 | SATO Reiko |
| OHTSUBO Hidetaka | 41-23 | MIZUNO Keigo |
| OHTSUBO Hidetaka | 40-24 | YUKA Takaaki |
| SANO Hirotaka | 34-30 | OHTSUBO Hidetaka |
| TOMOTA Yusuke | 33-31 | OHTSUBO Hidetaka |
| ITO Azumi | 46-18 | OHTSUBO Hidetaka |
2017-05-03: 29_Kyoto_open(Japan)
2017-04-30: 38_Inuyama_open(Japan)
| TAKAHASHI Akihiro | 33-31 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 52-12 | YAMAMOTO Masashi |
| OHTSUBO Hidetaka | 35-29 | KADO Naoki |
| OSHIMA Yusuke | 40-24 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 32-32 | GOTO Masahiro |
| HATA Hayato | 35-29 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 41-23 | YOKOYAMA Chiaki |
| KOYASHIKI Ken | 34-30 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 49-15 | UEDA Takashi |
| MIYAZAKI Toru | 48-16 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 38-26 | NAGASHIMA Kouyou |
| UNO Toshihiro | 38-26 | OHTSUBO Hidetaka |
| OKAMOTO Harumi | 39-25 | OHTSUBO Hidetaka |
2016-12-11: year_forgetting_conf_2016(Japan)
2016-11-19: 37_Inuyama_open_afternoon(Japan)
2016-11-19: 37_Inuyama_open_morning(Japan)
2016-10-09: 27_Kansai_championship_A(Japan)
2016-09-24: 52_Nagoya_open(Japan)
2016-08-27: 117_Shinagawa_open(Japan)
2016-08-11: 88_Hamamatsu_meeting(Japan)
2016-06-19: 44_All_Japan_Chubu_prelim(Japan)
2016-05-05: 35_Inuyama_open(Japan)
2016-05-04: 28_Kyoto_open(Japan)
2016-04-16: 24_Suzuka_open(Japan)
2016-03-20: 37_Meijin(Japan)
2016-03-19: 37_Meijin_highschool(Japan)
2016-03-06: 1_Aichi_open(Japan)
2016-01-30: 23_Suzuka_open(Japan)
2016-01-17: 2016_Chubu_expert_games(Japan)
2016-01-17: 2016_Chubu_expert_games_final(Japan)
| SANO Hirotaka | 34-30 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | won against | MUKAI Daisuke |
| OHTSUBO Hidetaka | 34-30 | IWASAKI Masaaki |
| OHTSUBO Hidetaka | 42-22 | ITO Azumi |
| OHMORI Keita | 37-27 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 33-31 | YOSHIYUKI Suganuma |
| UNO Toshihiro | 36-28 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 39-25 | TSUKAMOTO Hiroaki |
| HASHIMOTO Yuya | 46-18 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 48-16 | KATO Teru |
| TAKAHASHI Akihiro | 43-21 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 33-31 | TSUKAMOTO Hiroaki |
| OHTSUBO Hidetaka | 35-29 | UNO Toshihiro |
| TAKAHASHI Akihiro | 37-27 | OHTSUBO Hidetaka |
| YOSHIYUKI Suganuma | 33-31 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 48-16 | HASHIMOTO Yuya |
| OHTSUBO Hidetaka | 49-15 | OHIRA Takuhiro |
| OHTSUBO Hidetaka | 44-20 | NISHIMURA Akihiro |
| OHTSUBO Hidetaka | 59-05 | NAKANISHI Kazuki |
| FUKUNAGA Kohachi | 46-18 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 48-16 | NAKAMORI Hiroki |
| OKAMOTO Kazuki | 41-23 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 36-28 | YAMASHITA Kazuma |
| KAWASAKI Yuji | 48-16 | OHTSUBO Hidetaka |
| YOSHIYUKI Suganuma | 40-24 | OHTSUBO Hidetaka |
| TAKAHASHI Akihiro | 32-32 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 36-28 | MIYAGAWA Yasuo |
| OHTSUBO Hidetaka | 44-20 | IKEDA Yuki |
| OHTSUBO Hidetaka | 42-22 | KOYASHIKI Ken |
| OHTSUBO Hidetaka | 44-20 | HAYAKAWA Mari |
| MURAKAMI Takeshi | 40-24 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 42-22 | KANEKO Kodai |
| OHTSUBO Hidetaka | 38-26 | SASAKI Yasuyuki |
| OHTSUBO Hidetaka | 38-26 | OSATO Suguru |
| NAKAMURA Kazuki | 50-14 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 48-16 | TATSUMI-IIJIMA Yukiko |
| OHTSUBO Hidetaka | 46-18 | MIZUNO Keigo |
| OHTSUBO Hidetaka | 40-24 | YUKA Takaaki |
| OHTSUBO Hidetaka | 43-21 | IWASAKI Masaaki |
| TSUCHIYA Ryosuke | 36-28 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 34-30 | NAMIKI Kazunari |
| OHTSUBO Hidetaka | 43-21 | HARA Shuichi |
| ITO Yuta | 40-24 | OHTSUBO Hidetaka |
| KOYASHIKI Ken | won against | OHTSUBO Hidetaka |
| YAMANAKA Yukihiro | 40-24 | OHTSUBO Hidetaka |
| FUJIOKA Ken | 34-30 | OHTSUBO Hidetaka |
| UNO Toshihiro | 33-31 | OHTSUBO Hidetaka |
| WAKAMORI Hiroya | 48-16 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 49-15 | OKAMOTO Harumi |
| TSUKAMOTO Hiroaki | 34-30 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 44-20 | MIYASATO Shiyoko |
| OHTSUBO Hidetaka | 49-15 | YAMANAKA Yukihiro |
| OHTSUBO Hidetaka | 45-19 | WAKAMORI Hiroya |
| MATSUBARA Takashi | 50-14 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 35-29 | IO Hideo |
| OHTSUBO Hidetaka | 40-24 | FUJIKI Hayato |
| OHTSUBO Hidetaka | 39-25 | OHMURA Kenta |
| NAGAO Hiroto | 35-29 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 49-15 | MATSUMOTO Kazunori |
| OHTSUBO Hidetaka | 37-27 | NORIMITSU Ayumi |
| OHTSUBO Hidetaka | 50-14 | YAMAZAKI Takuya |
| YAMAZAKI Midorikawa | 50-14 | OHTSUBO Hidetaka |
| HAYAKAWA Mari | 35-29 | OHTSUBO Hidetaka |
| MIYAZAKI Yuji | 43-21 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 59-05 | NAGASHIMA Yoshitaka |
| OHTSUBO Hidetaka | 45-19 | TAGUCHI Amane |
| YAMAZAKI Keita | won against | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | won against | OKAMURA Hiroaki |
| KOYASHIKI Ken | won against | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | won against | SASAKI Sohei |
| TAKEMURA Haruki | won against | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | won against | SATO Ryu |
| NAKANISHI Kazuki | won against | OHTSUBO Hidetaka |
| URANO Kento | won against | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | won against | ABE Kyonosuke |
| OHTSUBO Hidetaka | won against | SHIMOMURA Shiki |
| HONMA Yosuke | won against | OHTSUBO Hidetaka |
| SOUDA Shun | won against | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | won against | ANDO Keito |
| OHTSUBO Hidetaka | 54-10 | TAGUCHI Amane |
| MATSUMOTO Hiroyuki | 57-07 | OHTSUBO Hidetaka |
| TAKAGI Yosuke | 40-24 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 42-22 | ONO Hideki |
| SATO Reiko | 34-30 | OHTSUBO Hidetaka |
| SHIMIZU Naoki | 47-17 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 33-31 | KOYASHIKI Ken |
| FUKUDA Akihiro | 43-21 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 47-17 | YAMADA Yutaka |
| HIGUCHI Atsutoshi | 45-19 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 52-12 | HASHIMOTO Yuya |
| OHTSUBO Hidetaka | 47-17 | HARA Shuichi |
| YOSHIYUKI Suganuma | 38-26 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 46-18 | FUKUDA Akihiro |
| OHTSUBO Hidetaka | 38-26 | FUJIOKA Ken |
| OHTSUBO Hidetaka | 38-26 | SUGIYAMA Tomoyuki |
| ASOU Daisuke | 42-22 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 43-21 | MIURA Hideki |
| OHTSUBO Hidetaka | 37-27 | HARA Shuichi |
2015-12-19: 50_Nagoya_open(Japan)
2015-11-22: 32_Inuyama_open_part_1(Japan)
2015-10-25: 5_Japan_open(Japan)
2015-09-26: 49_Nagoya_open(Japan)
2015-09-22: 1_Iwata_endurance_open_1(Japan)
2015-09-22: 1_Iwata_endurance_open_2(Japan)
2015-06-21: 43_All_Japan_Nagareyama_prelim(Japan)
| TAKAGI Yosuke | 38-26 | OHTSUBO Hidetaka |
| KOYASHIKI Ken | 36-28 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 37-27 | HAYASHI Taka |
| OHTSUBO Hidetaka | 37-27 | SATO Reiko |
| MATSUMOTO Hiroyuki | 44-20 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 42-22 | HAYASHI Taka |
| ITO Yuta | 33-31 | OHTSUBO Hidetaka |
| TAKAGI Yosuke | 37-27 | OHTSUBO Hidetaka |
| YOSHIYUKI Suganuma | 33-31 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 34-30 | OKAMOTO Harumi |
| FUJIMOTO Maseru | 38-26 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 48-16 | NAKAYAMA Mari |
| OHTSUBO Hidetaka | 45-19 | SAKAI Rina |
| SASAKI Minoru | 34-30 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 45-19 | SANO Hidekazu |
| OHTSUBO Hidetaka | 41-23 | HAMAMOTO Kazuhiro |
| OHTSUBO Hidetaka | 50-14 | TOJO Atsushi |
| SUEHIRO Ohachi | 39-25 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 38-26 | HARA Shuichi |
| MATSUMOTO Hiroyuki | 35-29 | OHTSUBO Hidetaka |
| SHIMOMURA Shiki | 34-30 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 36-28 | YAMANAKA Yukihiro |
| KOYASHIKI Ken | 38-26 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 53-11 | KOBAYASHI Kenji |
| TOMOTA Yusuke | 50-14 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 42-22 | ISHIHARA Naoki |
| OHTSUBO Hidetaka | 43-21 | KOZUKA Katsuhiko |
| OHTSUBO Hidetaka | 51-13 | DATE Yuji |
| ARAKI Yasuyuki | 60-04 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 47-17 | NOGUCHI Kiyouko |
| OHTSUBO Hidetaka | 45-19 | SUZUKI Takao |
| OHTSUBO Hidetaka | 32-32 | YOSHIYUKI Suganuma |
| DATE Yuji | 42-22 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 34-30 | HAGA Kazutoshi |
| TSUCHIDA Daisuke | 40-24 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 37-27 | KUMA Akira |
| ITO Yuta | 40-24 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 41-23 | YOSHIYUKI Suganuma |
| YAMANAKA Yukihiro | 36-28 | OHTSUBO Hidetaka |
2014-05-04: 9_Hyogo_Noboru_league(Japan)
2014-03-22: 35_Meijin_student(Japan)
| NAKANISHI Kazuki | 35-29 | OHTSUBO Hidetaka |
| ISEDA Katsuya | 34-30 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 41-23 | KAI Ryutaro |
| OHTSUBO Hidetaka | 42-21 | HIRAO Atsushi |
| OHTSUBO Hidetaka | 40-24 | TAKEUCHI Natsumi |
| OHTSUBO Hidetaka | 36-28 | TAKAHASHI Shiu |
| OHTSUBO Hidetaka | won against | INOUE Yuta |
| KITANO Ochachi | won against | OHTSUBO Hidetaka |
| TODA Aritoshi | won against | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | won against | SAITO Keiya |
| SATO Yutaka | won against | OHTSUBO Hidetaka |
| SHINOHARA Ryo | won against | OHTSUBO Hidetaka |
2013-12-22: 24_Inuyama_open(Japan)
2013-11-02: 23_Inuyama_open(Japan)
2013-06-16: 41_All_Japan_Chubu_prelim(Japan)
2013-05-04: 21_Inuyama_open(Japan)
2013-04-27: 12_Suzuka_open(Japan)
2013-03-30: 34_Meijin_student(Japan)
2013-03-20: 42_Nagoya_new_star_games(Japan)
2013-01-19: 11_Suzuka_open(Japan)
| TSUJI Shinji | 36-28 | OHTSUBO Hidetaka |
| TSUKAMOTO Hiroaki | 37-27 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 36-28 | MIURA Hideki |
| ITO Yuta | 40-24 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 40-24 | OKAMOTO Harumi |
| OHTSUBO Hidetaka | 37-27 | NAGAE Yuka |
| TANAKA Atsushi | 36-28 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 38-26 | SUGIYAMA Toshio |
| KANOU Eishi | 35-29 | OHTSUBO Hidetaka |
| MATSUMOTO Hiroyuki | 33-31 | OHTSUBO Hidetaka |
| TAKANO-TSUJI Toshimi | 35-29 | OHTSUBO Hidetaka |
| WAKAMORI Hiroya | 34-30 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 37-27 | KATO Teru |
| OHTSUBO Hidetaka | 34-30 | WAKAMORI Hiroya |
| MIURA Hideki | 50-14 | OHTSUBO Hidetaka |
| SUGIYAMA Toshio | 49-15 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 47-17 | HAGA Kazutoshi |
| TSUKAMOTO Hiroaki | 34-30 | OHTSUBO Hidetaka |
| KATO Teru | 42-22 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 48-16 | MIYASATO Shiyoko |
| OHTSUBO Hidetaka | 37-27 | TSUKAMOTO Hiroaki |
| OHTSUBO Hidetaka | 34-30 | TAKAHASHI Kenji |
| NAKAMORI Chiaki | 36-28 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 32-32 | FUJITA Takeshi |
| OHTSUBO Hidetaka | 42-22 | YOSHIYUKI Suganuma |
| OHTSUBO Hidetaka | 39-24 | YOSHIYUKI Suganuma |
| HIGUCHI Atsutoshi | 35-29 | OHTSUBO Hidetaka |
| SATO Reiko | 36-28 | OHTSUBO Hidetaka |
| KIMURA Koichi | 40-24 | OHTSUBO Hidetaka |
| NAKAMURA Shinya | 43-21 | OHTSUBO Hidetaka |
| TAKAYAMA Akihiro | won against | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | won against | ISAKA Tomoaki |
| OHTSUBO Hidetaka | won against | SATO Yutaka |
| MIYAJI Hiroaki | won against | OHTSUBO Hidetaka |
| HONMA Yosuke | won against | OHTSUBO Hidetaka |
| NISHIO Hiromichi | won against | OHTSUBO Hidetaka |
| SATO Reiko | 41-23 | OHTSUBO Hidetaka |
| OHE Yoshimaru | 38-26 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 33-31 | HAYASHI Taka |
| TAYAMA Tsubasa | 39-25 | OHTSUBO Hidetaka |
| SUZUKI Kosuke | 38-26 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 34-30 | BERG Matthias |
| SUZUKI Kosuke | 39-25 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 33-31 | SUGIYAMA Toshio |
| OHTSUBO Hidetaka | 35-29 | FUKUDA Akihiro |
| KIBA Kenta | 39-25 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 34-30 | NISHII Kensuke |
2012-09-02: 7_Ouza_sen(Japan)
2012-08-12: 78_Hamamatsu_meeting(Japan)
2012-07-18: 40_All_Japan_open_champ(Japan)
2012-06-09: 76_Chiyarenshi_open(Japan)
2012-05-05: 17_Inuyama_open(Japan)
2012-03-25: 77_Hamamatsu_meeting(Japan)
2012-02-26: 16_Inuyama_open(Japan)
2012-01-15: 76_Hamamatsu_meeting(Japan)
| OHMORI Keita | 59-05 | OHTSUBO Hidetaka |
| URASHIMA Mei | 44-20 | OHTSUBO Hidetaka |
| HONJO Hideaki | 36-28 | OHTSUBO Hidetaka |
| TATSUMI-IIJIMA Yukiko | 39-25 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 35-29 | TANEDA Kazuki |
| KAWAMURA Yoshihiro | 39-25 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 33-31 | YUKA Takaaki |
| OHTSUBO Hidetaka | 33-31 | ITO Chihiro |
| OHTSUBO Hidetaka | 57-07 | KAWAMURA Toyoto |
| OHTSUBO Hidetaka | 39-25 | YOSHIYUKI Suganuma |
| SANO Hirotaka | won against | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | won against | SUZUKI Takahiro |
| OHTSUBO Hidetaka | won against | DEMACHI Koichiro |
| OKAMURA Hiroaki | won against | OHTSUBO Hidetaka |
| EBIHARA Yusuke | won against | OHTSUBO Hidetaka |
| KOSHINO Kazuhiko | won against | OHTSUBO Hidetaka |
| KOIDE Satoshi | 39-25 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 41-23 | HIEDA Shigemasa |
| OHTSUBO Hidetaka | won against | OHTAKE Kosuke |
| OHTSUBO Hidetaka | 33-31 | DEMACHI Koichiro |
| TSUCHIYA Ryosuke | 34-30 | OHTSUBO Hidetaka |
| KAMIKURA Daisuke | 35-29 | OHTSUBO Hidetaka |
| KANOU Eishi | 45-19 | OHTSUBO Hidetaka |
| MABUCHI Yuta | 41-23 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 34-30 | OHE Yoshimaru |
| OHTSUBO Hidetaka | 39-25 | KATO Teru |
| OHTSUBO Hidetaka | 37-27 | MATSUSHITA Yumiko |
| TAKAHASHI Kenji | 41-23 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 37-27 | INAGAKI Shinobu |
| OHTSUBO Hidetaka | 47-17 | ITO Chihiro |
| TAYAMA Tsubasa | 34-30 | OHTSUBO Hidetaka |
| YUKA Takaaki | 49-15 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 52-12 | SUZUKI Yoshiteru |
| OHTSUBO Hidetaka | 41-23 | FUJITA Koichi |
| OHTSUBO Hidetaka | 34-30 | TSUKAMOTO Hiroaki |
| YAMANAKA Mami | 36-28 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 42-22 | OHE Yoshimaru |
| OHTSUBO Hidetaka | 36-28 | FUJIMOTO Maseru |
| OKAMOTO Harumi | 38-26 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | won against | MATSUSHITA Yumiko |
| NAGAO Hiroto | 46-18 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 39-25 | OTA Tokiko |
| OHTSUBO Hidetaka | 41-23 | YONEZAWA Masamitsu |
| TAKAGI Yosuke | 43-21 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 48-16 | NAGAYA Toshiko |
2011-12-04: 47_Nagoya_open(Japan)
2011-11-27: 15_Inuyama_open(Japan)
2011-10-23: 7_Chubu_open(Japan)
2011-09-25: 3_Nakagyo_open(Japan)
2011-08-28: 6_Ouza_sen(Japan)
2011-08-14: 35_Nagoya_new_star_games(Japan)
2011-07-23: 5_Suzuka_open(Japan)
2011-05-01: 41 blue sky conference(Japan)
2011-04-03: 61_Three_river(Japan)
2011-02-27: 12_Inuyama_open(Japan)
2011-01-09: Hamamatsu_open(Japan)
| OHTSUBO Hidetaka | 34-30 | YOSHIYUKI Suganuma |
| OHTSUBO Hidetaka | 36-28 | SHIBUYA Motoki |
| MATSUMOTO Hiroyuki | 34-30 | OHTSUBO Hidetaka |
| SHIMIZU Naoki | 44-20 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 39-25 | KATO Teru |
| OHTSUBO Hidetaka | 36-28 | TSUKAMOTO Hiroaki |
| TANAKA Atsushi | 34-30 | OHTSUBO Hidetaka |
| IZUMI Shinichi | 33-31 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 34-30 | YOSHIYUKI Suganuma |
| SHIBUYA Motoki | 36-28 | OHTSUBO Hidetaka |
| FUJIMOTO Maseru | 33-31 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 38-26 | NAGAYA Toshiko |
| IWAKURA Hiroaki | 34-30 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 34-30 | KUDOU Keita |
| YOSHIYUKI Suganuma | 38-26 | OHTSUBO Hidetaka |
| KAWAKITA Kazuma | 36-28 | OHTSUBO Hidetaka |
| YOSHIDA Shigenobu | 53-11 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 49-15 | KATO Teru |
| OHTSUBO Hidetaka | 39-25 | KANOU Eishi |
| TOKUDA Naoya | 47-17 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 33-31 | YOSHIYUKI Suganuma |
| TSUKAMOTO Hiroaki | 43-21 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 55-09 | KOGA Shingo |
| OHIKE Yoshinori | 39-25 | OHTSUBO Hidetaka |
| SHIMIZU Naoki | 59-05 | OHTSUBO Hidetaka |
| KURITA Seiya | 37-27 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 32-32 | KAMEDA Ryota |
| OKAMOTO Kazuki | 45-19 | OHTSUBO Hidetaka |
| URASHIMA Mei | 51-13 | OHTSUBO Hidetaka |
| KOSHINO Kazuhiko | 38-26 | OHTSUBO Hidetaka |
| ISHIKAWA Akira | 50-14 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 49-15 | YANASE Tomokazu |
| YOSHIYUKI Suganuma | 41-23 | OHTSUBO Hidetaka |
| GOTO Masahiro | 42-22 | OHTSUBO Hidetaka |
| SUGIYAMA Tomoyuki | 34-30 | OHTSUBO Hidetaka |
| HAGA Kazutoshi | 43-21 | OHTSUBO Hidetaka |
| MATSUMOTO Hiroyuki | 35-29 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 44-20 | TOKUDA Jun |
| OHTSUBO Hidetaka | won against | SHIMIZU Naoki |
| OKAMOTO Harumi | 35-29 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 34-30 | MIYASATO Shiyoko |
| OHTSUBO Hidetaka | 34-29 | ITO Shinpi |
| MATSUMOTO Hiroyuki | 33-31 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 50-14 | FUJITA Takeshi |
| OHTSUBO Hidetaka | 49-15 | MUKAI Daisuke |
| NAMIKI Kazunari | 41-23 | OHTSUBO Hidetaka |
| IMAMURA Hiroshi | 36-28 | OHTSUBO Hidetaka |
| TOMOTA Yusuke | 47-17 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 40-24 | OTA Keiichi |
| MATSUO Mari | 36-28 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 33-31 | TSUKAMOTO Hiroaki |
| SAKURAI Yuka | 45-19 | OHTSUBO Hidetaka |
| KANOU Eishi | 38-26 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 36-28 | MIYASATO Shiyoko |
| ESAKI Yuta | 42-22 | OHTSUBO Hidetaka |
| ESAKI Yuta | 38-26 | OHTSUBO Hidetaka |
| UNO Toshihiro | 34-30 | OHTSUBO Hidetaka |
| TSUKAMOTO Hiroaki | 40-24 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 40-24 | YAMANAKA Kazuo |
| MIYASATO Shiyoko | 34-30 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 53-11 | FUJITA Koichi |
| NAGAO Hiroto | 48-16 | OHTSUBO Hidetaka |
| IZUMI Shinichi | 44-20 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 43-21 | OTA You |
| ITO Chihiro | 42-22 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 44-20 | SATO Endo |
2010-12-25: 33_Nagoya_new_star_games(Japan)
2010-11-28: 8th Kansai Elementary School Open(Japan)
2010-11-21: year_forgetting_conf_2010(Japan)
2010-08-22: 57_three_river(Japan)
2010-07-03: 1_Suzuka_open(Japan)
2010-05-30: 9_Shinagawa_open(Japan)
2010-05-02: 40 blue sky conference(Japan)
| SHIMIZU Hidekazu | 44-20 | OHTSUBO Hidetaka |
| SHIMIZU Naoki | 41-23 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 41-23 | TSUTOMU Natsumi |
| OHTSUBO Hidetaka | 41-23 | TSUTOMU Tokuji |
| ISHIZAKI Junichi | 33-31 | OHTSUBO Hidetaka |
| SHINOHARA Jun | won against | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | won against | KOTANI Yotaro |
| OHTSUBO Hidetaka | won against | MINAMIGUCHI Haruka |
| TOKI Yugo | won against | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | won against | NAKAOKA Yoshiaki |
| SATO Yutaka | won against | OHTSUBO Hidetaka |
| SHINOHARA Jun | won against | OHTSUBO Hidetaka |
| IZUMI Shinichi | 36-28 | OHTSUBO Hidetaka |
| IWAMOTO Yoshimi | 41-23 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 46-18 | KURITA Huzio |
| TATEISHI Katsuhiro | 57-07 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 55-09 | YOSHINO Nobuko |
| NAKAMORI Hiroki | 42-22 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 37-27 | KANOU Eishi |
| OHTSUBO Hidetaka | 52-12 | YOKOI Atsuhiro |
| USHIRO Hideaki | 34-30 | OHTSUBO Hidetaka |
| SUGIYAMA Tomoyuki | 40-24 | OHTSUBO Hidetaka |
| TANAKA Atsushi | 38-26 | OHTSUBO Hidetaka |
| YOSHIYUKI Suganuma | 47-17 | OHTSUBO Hidetaka |
| KATO Hito | 41-23 | OHTSUBO Hidetaka |
| KOBAYASHI Ritsuko | 37-27 | OHTSUBO Hidetaka |
| TAKEUCHI Kazuya | 35-29 | OHTSUBO Hidetaka |
| SUGIYAMA Toshio | 34-30 | OHTSUBO Hidetaka |
| ISHIZAKI Junichi | 36-28 | OHTSUBO Hidetaka |
| TSUKAMOTO Hiroaki | 33-31 | OHTSUBO Hidetaka |
| YOSHIYUKI Suganuma | 47-17 | OHTSUBO Hidetaka |
| TAKAHASHI Kikuchi | 47-17 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 49-15 | OHTSUBO Nanori |
| OHTSUBO Hidetaka | 51-13 | ORIDE Hajime |
| OTA Tokiko | 36-28 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 40-24 | HORIE Yoshinori |
| OHTSUBO Hidetaka | 49-15 | OTA Keiichi |
| NAGAYA Toshiko | 55-09 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 35-29 | OTA You |
2009-12-13: 8_Kansai_elem_school_student_open(Japan)
| TAKAGI Osato | 43-21 | OHTSUBO Hidetaka |
| HATA Hayato | 62-02 | OHTSUBO Hidetaka |
| SUZUKI Akihito | 44-20 | OHTSUBO Hidetaka |
| SHIGETSUKA Chiho | 37-27 | OHTSUBO Hidetaka |
| MURAYAMA Motoki | 48-16 | OHTSUBO Hidetaka |
| OHTSUBO Hidetaka | 44-20 | SUZUKI Hazuki |
| OHTSUBO Hidetaka | 48-16 | KOTANI Yotaro |
| YAMAMOTO Yuki | 55-09 | OHTSUBO Hidetaka |