Opponents
Ko Iso's main opponents
| Opponent Name | # Games Between Them | Win/Draw/Loss (Win%) | List of Games |
|---|---|---|---|
| Hane Naoki | 21 | 8/0/13 (38.1%) | » |
| Yamashita Keigo | 20 | 6/0/14 (30.0%) | » |
| Cho U | 19 | 4/0/15 (21.1%) | » |
| Takao Shinji | 15 | 2/0/13 (13.3%) | » |
| Kono Rin | 13 | 3/0/10 (23.1%) | » |
| Iyama Yuta | 13 | 1/0/12 (7.7%) | » |
| Yoda Norimoto | 12 | 5/0/7 (41.7%) | » |
| Ryu Shikun | 11 | 6/0/5 (54.5%) | » |
| Yamada Kimio | 10 | 5/0/5 (50.0%) | » |
| Murakawa Daisuke | 10 | 4/0/6 (40.0%) | » |
| Yuki Satoshi | 10 | 4/0/6 (40.0%) | » |
| Cho Chikun | 9 | 4/0/5 (44.4%) | » |
| Kobayashi Satoru | 9 | 6/0/3 (66.7%) | » |
| Sakai Hideyuki | 8 | 4/0/4 (50.0%) | » |
| Kobayashi Koichi | 8 | 4/0/4 (50.0%) | » |
| Shibano Toramaru | 7 | 2/0/5 (28.6%) | » |
| Yu Zhengqi | 7 | 3/0/4 (42.9%) | » |
| Seto Taiki | 6 | 5/0/1 (83.3%) | » |
| Shida Tatsuya | 6 | 1/0/5 (16.7%) | » |
| O Meien | 6 | 2/0/4 (33.3%) | » |
| Ida Atsushi | 5 | 2/0/3 (40.0%) | » |
| Takemiya Masaki | 5 | 2/0/3 (40.0%) | » |
| Hirata Tomoya | 5 | 3/0/2 (60.0%) | » |
| Motoki Katsuya | 5 | 2/0/3 (40.0%) | » |
| Shuto Shun | 4 | 3/0/1 (75.0%) | » |
| Ogata Masaki | 4 | 4/0/0 (100.0%) | » |
| Kudo Norio | 4 | 3/0/1 (75.0%) | » |
| Nakano Hironari | 4 | 2/0/2 (50.0%) | » |
| Mimura Tomoyasu | 4 | 4/0/0 (100.0%) | » |
| Matsumoto Takehisa | 4 | 2/0/2 (50.0%) | » |
| Cho Sonjin | 4 | 3/0/1 (75.0%) | » |
| Imamura Toshiya | 4 | 3/0/1 (75.0%) | » |
| Mitani Tetsuya | 4 | 1/0/3 (25.0%) | » |
| Akiyama Jiro | 4 | 4/0/0 (100.0%) | » |
| Kurahashi Masayuki | 4 | 3/0/1 (75.0%) | » |
| Ichiriki Ryo | 4 | 1/0/3 (25.0%) | » |
| So Yokoku | 4 | 1/0/3 (25.0%) | » |
| Anzai Nobuaki | 3 | 3/0/0 (100.0%) | » |
| Sun Zhe | 3 | 0/0/3 (0.0%) | » |
| Mutsuura Yuta | 3 | 0/0/3 (0.0%) | » |
| Yamashiro Hiroshi | 3 | 2/0/1 (66.7%) | » |
| Nakaonoda Tomomi | 3 | 1/0/2 (33.3%) | » |
| Rin Kanketsu | 3 | 1/0/2 (33.3%) | » |
| O Rissei | 3 | 0/0/3 (0.0%) | » |
| Koyama Kuya | 3 | 2/0/1 (66.7%) | » |
| Tsuruyama Atsushi | 3 | 3/0/0 (100.0%) | » |
| Oya Koichi | 2 | 2/0/0 (100.0%) | » |
| Fujita Akihiko | 2 | 0/0/2 (0.0%) | » |
| Cho Riyu | 2 | 1/0/1 (50.0%) | » |
| Rin Shien | 2 | 0/0/2 (0.0%) | » |
| Ohba Junya | 2 | 2/0/0 (100.0%) | » |
| Furuya Yutaka | 2 | 1/0/1 (50.0%) | » |
| Xie Yimin | 2 | 2/0/0 (100.0%) | » |
| Nakano Yasuhiro | 2 | 2/0/0 (100.0%) | » |
| Kanazawa Makoto | 2 | 2/0/0 (100.0%) | » |
| Muramatsu Hiroki | 2 | 1/0/1 (50.0%) | » |
| Zhou Ruiyang | 2 | 0/0/2 (0.0%) | » |
| Kang Dongyun | 2 | 0/0/2 (0.0%) | » |
| Tajima Shingo | 2 | 2/0/0 (100.0%) | » |
| Lee Ishu | 2 | 2/0/0 (100.0%) | » |
| Li Zhe | 2 | 0/0/2 (0.0%) | » |
| Zhou Junxun | 2 | 0/0/2 (0.0%) | » |
| Kato Yuuki | 2 | 2/0/0 (100.0%) | » |
| Xiao Zhenghao | 2 | 1/0/1 (50.0%) | » |
| Han Zenki | 2 | 1/0/1 (50.0%) | » |
| Kong Jie | 2 | 2/0/0 (100.0%) | » |
| Mochizuki Kenichi | 2 | 2/0/0 (100.0%) | » |
| Rin Kaiho | 2 | 2/0/0 (100.0%) | » |
| Hikosaka Naoto | 2 | 2/0/0 (100.0%) | » |
| Lin Zhihan | 2 | 2/0/0 (100.0%) | » |
| Yanagisawa Satoshi | 2 | 2/0/0 (100.0%) | » |
| Chen Yaoye | 2 | 0/0/2 (0.0%) | » |
| Kim Sujun | 2 | 1/0/1 (50.0%) | » |
| Ohashi Naruya | 2 | 2/0/0 (100.0%) | » |
| Kataoka Satoshi | 2 | 1/0/1 (50.0%) | » |
Opponents with only one game omitted from the list.
