Head to Head
| Japan Open | 2023/07/26 05:30 | Kento Momota v Koki Watanabe | W | 1-2 |
| Malaysia Masters | 2022/07/06 07:50 | Koki Watanabe v Kento Momota | L | 0-2 |
Home History
| Korea Masters | 2023/11/11 03:40 | Tzu Wei Wang v Koki Watanabe | W | 0-2 |
| Korea Masters | 2023/11/10 03:20 | Chun-Yi Lin v Koki Watanabe | W | 0-2 |
| Korea Masters | 2023/11/09 03:05 | Koki Watanabe v Takuma Obayashi | W | 2-1 |
| Korea Masters | 2023/11/08 04:35 | Koki Watanabe v Alwi Farhan | W | 2-1 |
| French Open | 2023/10/25 14:15 | Koki Watanabe v Tien Chen Chou | L | 1-2 |
| Denmark Open | 2023/10/19 14:10 | Koki Watanabe v Cheuk Yiu Lee | L | 1-2 |
| Denmark Open | 2023/10/18 19:25 | Misha Zilberman v Koki Watanabe | W | 1-2 |
| Arctic Open | 2023/10/13 17:50 | Anders Antonsen v Koki Watanabe | L | 2-1 |
Away History
| Korea Masters | 2023/11/11 05:45 | Lanxi Lei v Kento Momota | W | 0-2 |
| Korea Masters | 2023/11/10 06:10 | Joo Ven Soong v Kento Momota | W | 0-2 |
| Korea Masters | 2023/11/09 06:25 | Kai Schaefer v Kento Momota | W | 0-2 |
| Korea Masters | 2023/11/08 11:30 | Kento Momota v Po-Wei Wang | W | 2-0 |
| Australian Open | 2023/08/02 04:10 | Kento Momota v Jonatan Christie | L | 1-2 |
| Japan Open | 2023/07/26 05:30 | Kento Momota v Koki Watanabe | L | 1-2 |
| Korea Open | 2023/07/20 02:35 | Kento Momota v Yuqi Shi | L | 0-2 |
| Korea Open | 2023/07/19 08:00 | Kento Momota v Srikanth Kidambi | W | 2-1 |