| Orléans Masters | 2019/03/23 14:30 | Koki Watanabe v Li, S. F. | W | 2-0 |
| Canada Open | 2019/07/05 22:00 | Ouseph, Rajiv v Koki Watanabe | W | 0-2 |
| Canada Open | 2019/07/04 21:55 | Lei, L. X. v Koki Watanabe | W | 1-2 |
| Canada Open | 2019/07/03 19:00 | Koki Watanabe v H.S. Prannoy | W | 2-0 |
| Canada Open | 2019/07/03 00:50 | Koki Watanabe v Ho-Shue, Jason Anthony | W | 2-0 |
| Australian Open Qual | 2019/06/04 00:10 | Sun, F. v Koki Watanabe | L | 2-1 |
| New Zealand Open Qual | 2019/04/29 22:35 | Koki Watanabe v Sun, F. | L | 0-2 |
| Osaka Int. | 2019/04/07 02:00 | Takuma Obayashi v Koki Watanabe | W | 1-2 |
| Osaka Int. | 2019/04/06 04:30 | Koki Watanabe v Ren, P. B. | W | 2-0 |
| Canada Open | 2019/07/06 00:30 | Li, S. F. v Verma, Sourabh | W | 2-0 |
| Canada Open | 2019/07/04 22:40 | Liu, H. C. v Li, S. F. | W | 1-2 |
| Canada Open | 2019/07/03 17:40 | Li, S. F. v Chiu, Vinson | W | 2-0 |
| Canada Open | 2019/07/03 00:00 | Brian Yang v Li, S. F. | W | 0-2 |
| Osaka Int. | 2019/04/04 00:40 | Kodai Naraoka v Li, S. F. | W | 1-2 |
| Open de Pologne | 2019/03/29 18:00 | Li, S. F. v Lakshya Sen | L | 0-2 |
| Open de Pologne | 2019/03/29 09:00 | Rouxel, Thomas v Li, S. F. | W | 1-2 |
| Open de Pologne - Qualif. | 2019/03/28 14:30 | Hurskainen, Henri v Li, S. F. | W | 0-2 |