Head to Head
| Malaysia Masters | 2024/05/22 03:45 | Viktor Axelsen v Koki Watanabe | L | 2-0 |
| Indonesia Open | 2021/11/24 07:00 | Koki Watanabe v Viktor Axelsen | L | 0-2 |
| All England Open | 2021/03/17 17:00 | Koki Watanabe v Viktor Axelsen | L | 1-2 |
Home History
| Kumamoto Masters | 2024/11/14 04:25 | Jun Hao Leong v Koki Watanabe | L | 2-1 |
| Kumamoto Masters | 2024/11/13 11:55 | Chico Aura Dwi Wardoyo v Koki Watanabe | W | 1-2 |
| Denmark Open | 2024/10/20 11:00 | Koki Watanabe v Anders Antonsen | L | 0-2 |
| Denmark Open | 2024/10/19 16:45 | Alex Lanier v Koki Watanabe | W | 0-2 |
| Denmark Open | 2024/10/17 07:00 | Kunlavut Vitidsarn v Koki Watanabe | W | 0-2 |
| Denmark Open | 2024/10/15 07:55 | Koki Watanabe v Chia Hao Lee | W | 2-0 |
| Arctic Open | 2024/10/12 16:55 | Tien Chen Chou v Koki Watanabe | L | 2-1 |
| Arctic Open | 2024/10/11 14:55 | Zii Jia Lee v Koki Watanabe | W | 1-2 |
Away History
| Kumamoto Masters | 2024/11/16 07:15 | Viktor Axelsen v Shifeng Li | L | 0-2 |
| Kumamoto Masters | 2024/11/15 07:40 | Viktor Axelsen v Christo Popov | W | 2-1 |
| Kumamoto Masters | 2024/11/14 06:45 | Viktor Axelsen v Lanxi Lei | W | 2-1 |
| Kumamoto Masters | 2024/11/13 08:00 | Viktor Axelsen v Tzu Wei Wang | W | 2-0 |
| Denmark Open | 2024/10/15 17:35 | Viktor Axelsen v Yushi Tanaka | W | 2-0 |
| China Open | 2024/09/18 05:35 | Lanxi Lei v Viktor Axelsen | L | 2-1 |
| Hong Kong Open | 2024/09/15 09:40 | Lanxi Lei v Viktor Axelsen | W | 0-2 |
| Hong Kong Open | 2024/09/14 10:35 | Anthony Sinisuka Ginting v Viktor Axelsen | W | 0-2 |