Opponents
O Rissei's main opponents
| Opponent Name | # Games Between Them | Win/Draw/Loss (Win%) | List of Games |
|---|---|---|---|
| Cho Chikun | 80 | 39/1/40 (48.8%) | » |
| Kobayashi Koichi | 43 | 21/0/22 (48.8%) | » |
| Yoda Norimoto | 40 | 15/0/25 (37.5%) | » |
| Kato Masao | 34 | 16/0/18 (47.1%) | » |
| Rin Kaiho | 33 | 25/0/8 (75.8%) | » |
| O Meien | 32 | 17/0/15 (53.1%) | » |
| Kobayashi Satoru | 31 | 16/0/15 (51.6%) | » |
| Ryu Shikun | 29 | 13/0/16 (44.8%) | » |
| Takemiya Masaki | 27 | 18/0/9 (66.7%) | » |
| Hane Naoki | 23 | 7/0/16 (30.4%) | » |
| Cho U | 23 | 6/0/17 (26.1%) | » |
| Takao Shinji | 22 | 8/0/14 (36.4%) | » |
| Cho Sonjin | 22 | 7/0/15 (31.8%) | » |
| Yamada Kimio | 21 | 12/0/9 (57.1%) | » |
| Yamashita Keigo | 21 | 5/0/16 (23.8%) | » |
| Yamashiro Hiroshi | 20 | 10/0/10 (50.0%) | » |
| Kataoka Satoshi | 19 | 11/0/8 (57.9%) | » |
| Yuki Satoshi | 18 | 12/0/6 (66.7%) | » |
| Hikosaka Naoto | 18 | 13/0/5 (72.2%) | » |
| Yoo Changhyuk | 17 | 6/0/11 (35.3%) | » |
| Otake Hideo | 17 | 9/0/8 (52.9%) | » |
| Mizokami Tomochika | 15 | 9/0/6 (60.0%) | » |
| Iyama Yuta | 12 | 2/0/10 (16.7%) | » |
| Imamura Toshiya | 12 | 7/0/5 (58.3%) | » |
| Ishida Yoshio | 11 | 6/0/5 (54.5%) | » |
| Miyazawa Goro | 11 | 7/0/4 (63.6%) | » |
| Komatsu Hideki | 11 | 5/0/6 (45.5%) | » |
| Awaji Shuzo | 11 | 6/0/5 (54.5%) | » |
| Akiyama Jiro | 10 | 5/0/5 (50.0%) | » |
| Mimura Tomoyasu | 10 | 5/0/5 (50.0%) | » |
| Seto Taiki | 9 | 4/0/5 (44.4%) | » |
| Honda Kunihisa | 9 | 7/0/2 (77.8%) | » |
| Ogata Masaki | 8 | 5/0/3 (62.5%) | » |
| Cho Hunhyun | 8 | 6/0/2 (75.0%) | » |
| So Yokoku | 8 | 3/0/5 (37.5%) | » |
| Lee Changho | 7 | 1/0/6 (14.3%) | » |
| Kono Rin | 7 | 5/0/2 (71.4%) | » |
| Michael Redmond | 7 | 6/0/1 (85.7%) | » |
| Oya Koichi | 6 | 6/0/0 (100.0%) | » |
| Tsuruyama Atsushi | 6 | 2/0/4 (33.3%) | » |
| Rin Kanketsu | 6 | 3/0/3 (50.0%) | » |
| Nakano Hironari | 6 | 4/0/2 (66.7%) | » |
| Ohba Junya | 6 | 4/0/2 (66.7%) | » |
| Imamura Yoshiaki | 6 | 5/0/1 (83.3%) | » |
| Mochizuki Kenichi | 6 | 4/0/2 (66.7%) | » |
| Hashimoto Shoji | 6 | 5/0/1 (83.3%) | » |
| Kono Takashi | 6 | 3/0/3 (50.0%) | » |
| Sun Zhe | 6 | 1/0/5 (16.7%) | » |
| Nakaonoda Tomomi | 6 | 5/0/1 (83.3%) | » |
| Kim Sujun | 6 | 2/0/4 (33.3%) | » |
| Ishida Akira | 6 | 6/0/0 (100.0%) | » |
| Sakata Eio | 6 | 4/0/2 (66.7%) | » |
| Ma Xiaochun | 6 | 3/0/3 (50.0%) | » |
| Yo Kagen | 6 | 3/0/3 (50.0%) | » |
| Ogaki Yusaku | 5 | 4/0/1 (80.0%) | » |
| Sonoda Yuichi | 5 | 2/0/3 (40.0%) | » |
| Kato Atsushi | 5 | 3/0/2 (60.0%) | » |
| Lee Ishu | 5 | 2/0/3 (40.0%) | » |
| Park Yeonghun | 5 | 1/0/4 (20.0%) | » |
| Rin Shien | 5 | 3/0/2 (60.0%) | » |
| Fukui Masaaki | 5 | 3/0/2 (60.0%) | » |
| Yu Bin | 5 | 3/0/2 (60.0%) | » |
| Han Zenki | 5 | 4/0/1 (80.0%) | » |
| Fujisawa Hideyuki | 5 | 5/0/0 (100.0%) | » |
| Kamimura Haruo | 5 | 4/0/1 (80.0%) | » |
| Yu Zhengqi | 4 | 1/0/3 (25.0%) | » |
| Anzai Nobuaki | 4 | 1/0/3 (25.0%) | » |
| Ida Atsushi | 4 | 1/0/3 (25.0%) | » |
| Okuda Aya | 4 | 4/0/0 (100.0%) | » |
| Iguchi Toyohide | 4 | 4/0/0 (100.0%) | » |
| Sakaguchi Ryuzo | 4 | 4/0/0 (100.0%) | » |
| Kudo Norio | 4 | 4/0/0 (100.0%) | » |
| Sakai Hideyuki | 4 | 1/0/3 (25.0%) | » |
| Kiyonari Tetsuya | 4 | 3/0/1 (75.0%) | » |
| Yamada Takuji | 4 | 1/0/3 (25.0%) | » |
| Seo Bongsoo | 4 | 2/0/2 (50.0%) | » |
| Kong Jie | 4 | 3/0/1 (75.0%) | » |
| Hasegawa Sunao | 4 | 4/0/0 (100.0%) | » |
| Liu Xiaoguang | 4 | 4/0/0 (100.0%) | » |
| Choi Myeonghun | 4 | 1/0/3 (25.0%) | » |
| Ko Iso | 3 | 3/0/0 (100.0%) | » |
| Zhou Heyang | 3 | 0/0/3 (0.0%) | » |
| Suzuki Yoshimichi | 3 | 0/0/3 (0.0%) | » |
| Shuto Shun | 3 | 1/0/2 (33.3%) | » |
| Murakawa Daisuke | 3 | 1/0/2 (33.3%) | » |
| Yamada Noriyoshi | 3 | 3/0/0 (100.0%) | » |
| Zhou Junxun | 3 | 2/0/1 (66.7%) | » |
| Hoshino Masaki | 3 | 3/0/0 (100.0%) | » |
| Kanda Ei | 3 | 2/0/1 (66.7%) | » |
| Mitsunaga Junzo | 3 | 2/0/1 (66.7%) | » |
| Takagi Shoichi | 3 | 2/0/1 (66.7%) | » |
| Yokotsuka Riki | 3 | 3/0/0 (100.0%) | » |
| Uchida Shuhei | 3 | 1/0/2 (33.3%) | » |
| Hsu Chiayuan | 3 | 0/0/3 (0.0%) | » |
| Kono Mitsuki | 3 | 2/0/1 (66.7%) | » |
| Chang Rueijie | 3 | 2/0/1 (66.7%) | » |
| Nakane Naoyuki | 3 | 2/0/1 (66.7%) | » |
| Shiraishi Yuichi | 3 | 2/0/1 (66.7%) | » |
| Mitani Tetsuya | 3 | 0/0/3 (0.0%) | » |
| Kanazawa Hideo | 3 | 1/0/2 (33.3%) | » |
| Moriyama Naoki | 3 | 2/0/1 (66.7%) | » |
| Morita Michihiro | 3 | 1/0/2 (33.3%) | » |
| Ishigure Ikuro | 3 | 3/0/0 (100.0%) | » |
| Tono Hiroaki | 3 | 3/0/0 (100.0%) | » |
| Chang Hao | 3 | 1/0/2 (33.3%) | » |
| Kori Toshio | 3 | 2/0/1 (66.7%) | » |
| Ohira Shuzo | 3 | 2/0/1 (66.7%) | » |
| Yasuda Yasutoshi | 3 | 3/0/0 (100.0%) | » |
| Iwata Tatsuaki | 3 | 1/0/2 (33.3%) | » |
| Hagiya Kazuhiro | 2 | 2/0/0 (100.0%) | » |
| Fujita Akihiko | 2 | 1/0/1 (50.0%) | » |
| Yashiro Kumiko | 2 | 2/0/0 (100.0%) | » |
| Suzuki Ayumi | 2 | 2/0/0 (100.0%) | » |
| Yamamori Tadanao | 2 | 1/0/1 (50.0%) | » |
| Shida Tatsuya | 2 | 2/0/0 (100.0%) | » |
| Yata Naoki | 2 | 2/0/0 (100.0%) | » |
| Kuwabara Yoko | 2 | 2/0/0 (100.0%) | » |
| Lee Sedol | 2 | 1/0/1 (50.0%) | » |
| Hashimoto Yujiro | 2 | 1/0/1 (50.0%) | » |
| Muramatsu Ryuichi | 2 | 1/0/1 (50.0%) | » |
| Koyama Kuya | 2 | 1/0/1 (50.0%) | » |
| Kim Dongyeop | 2 | 1/0/1 (50.0%) | » |
| Kono Yukio | 2 | 2/0/0 (100.0%) | » |
| Lin Junyan | 2 | 0/0/2 (0.0%) | » |
| Sato Masaharu | 2 | 2/0/0 (100.0%) | » |
| Lin Lixiang | 2 | 2/0/0 (100.0%) | » |
| Rui Naiwei | 2 | 2/0/0 (100.0%) | » |
| Terayama Rei | 2 | 2/0/0 (100.0%) | » |
| Matsumoto Takehisa | 2 | 1/0/1 (50.0%) | » |
| Aoki Shinichi | 2 | 1/0/1 (50.0%) | » |
| Ono Nobuyuki | 2 | 1/0/1 (50.0%) | » |
| Kuwabara Shun | 2 | 2/0/0 (100.0%) | » |
| Sanno Hirotaka | 2 | 2/0/0 (100.0%) | » |
| Yokota Shigeaki | 2 | 2/0/0 (100.0%) | » |
| Hane Yasumasa | 2 | 2/0/0 (100.0%) | » |
| Nie Weiping | 2 | 2/0/0 (100.0%) | » |
| Ohashi Hirofumi | 2 | 2/0/0 (100.0%) | » |
| Omori Yasushi | 2 | 2/0/0 (100.0%) | » |
| Numadate Sakiya | 2 | 1/0/1 (50.0%) | » |
| Konagai Masaru | 2 | 2/0/0 (100.0%) | » |
| Takei Takashi | 2 | 2/0/0 (100.0%) | » |
| Koyama Shizuo | 2 | 1/0/1 (50.0%) | » |
| Ding Wei | 2 | 1/0/1 (50.0%) | » |
| Sakai Maki | 2 | 2/0/0 (100.0%) | » |
| Kurahashi Masayuki | 2 | 1/0/1 (50.0%) | » |
| Nakamura Hidehito | 2 | 2/0/0 (100.0%) | » |
| Sonoda Yasutaka | 2 | 2/0/0 (100.0%) | » |
| Ishii Kunio | 2 | 2/0/0 (100.0%) | » |
| Kamimura Kunio | 2 | 2/0/0 (100.0%) | » |
| Fujii Koki | 2 | 0/0/2 (0.0%) | » |
| Xie Yimin | 2 | 2/0/0 (100.0%) | » |
| Motoki Katsuya | 2 | 0/0/2 (0.0%) | » |
| Gu Li | 2 | 0/0/2 (0.0%) | » |
| Yang Jaeho | 2 | 1/0/1 (50.0%) | » |
Opponents with only one game omitted from the list.
