| Masters d'Orleans | 2019/03/23 14:30 | Koki Watanabe v Shifeng Li | W | 2-0 |
| Open del Canada | 2019/07/05 22:00 | Rajiv Ouseph v Koki Watanabe | W | 0-2 |
| Open del Canada | 2019/07/04 21:55 | Lanxi Lei v Koki Watanabe | W | 1-2 |
| Open del Canada | 2019/07/03 19:00 | Koki Watanabe v H.S. Prannoy | W | 2-0 |
| Open del Canada | 2019/07/03 00:50 | Koki Watanabe v Jason Anthony Ho-Shue | W | 2-0 |
| Open d'Australia - Qual. | 2019/06/04 00:10 | Feixiang Sun v Koki Watanabe | L | 2-1 |
| Open di Nuova Zelanda - Qual. | 2019/04/29 22:35 | Koki Watanabe v Feixiang Sun | L | 0-2 |
| Internazionali di Osaka | 2019/04/07 02:00 | Takuma Obayashi v Koki Watanabe | W | 1-2 |
| Internazionali di Osaka | 2019/04/06 04:30 | Koki Watanabe v Pengbo Ren | W | 2-0 |
| Open del Canada | 2019/07/06 00:30 | Shifeng Li v Sourabh Verma | W | 2-0 |
| Open del Canada | 2019/07/04 22:40 | Haichao Liu v Shifeng Li | W | 1-2 |
| Open del Canada | 2019/07/03 17:40 | Shifeng Li v Vinson Chiu | W | 2-0 |
| Open del Canada | 2019/07/03 00:00 | Brian Yang v Shifeng Li | W | 0-2 |
| Internazionali di Osaka | 2019/04/04 00:40 | Kodai Naraoka v Shifeng Li | W | 1-2 |
| Open di Polonia | 2019/03/29 18:00 | Shifeng Li v Lakshya Sen | L | 0-2 |
| Open di Polonia | 2019/03/29 09:00 | Thomas Rouxel v Shifeng Li | W | 1-2 |
| Open di Polonia - Qual. | 2019/03/28 14:30 | Henri Hurskainen v Shifeng Li | W | 0-2 |