| Norwegian Int. | 2022/11/11 10:20 | Koo Takahashi v Yu Jen Chi | L | 2-0 |
| Thailand Masters - Feminin | 2023/01/31 07:00 | Hyeok Jin Jeon v Yu Jen Chi | L | 2-0 |
| Thailand Masters - Feminin | 2023/01/31 04:00 | Yu Jen Chi v S.K. Karunakaran | W | 2-0 |
| Irish Open | 2022/11/18 17:20 | Yu Jen Chi v Magnus Johannesen | L | 1-2 |
| Irish Open | 2022/11/18 10:20 | Yu Jen Chi v Alex Lanier | W | 2-0 |
| Irish Open | 2022/11/17 17:00 | Fabian Roth v Yu Jen Chi | W | 0-2 |
| Irish Open | 2022/11/17 10:20 | Yu Jen Chi v Jan Louda | W | 2-1 |
| Norwegian Int. | 2022/11/11 10:20 | Koo Takahashi v Yu Jen Chi | L | 2-0 |
| Hungarian Int. | 2022/11/04 15:20 | Victor Svendsen v Yu Jen Chi | L | 2-0 |
| Thailand Int. | 2023/03/07 10:40 | Koo Takahashi v Chong King Lim | W | 2-0 |
| Estonian Int. | 2023/01/13 17:30 | Koo Takahashi v Joran Kweekel | L | 1-2 |
| Estonian Int. | 2023/01/13 09:10 | Christian Faust Kjaer v Koo Takahashi | W | 0-2 |
| Irish Open | 2022/11/17 12:20 | Koo Takahashi v Lucas Claerbout | L | 0-2 |
| Irish Open - Calificari | 2022/11/16 18:55 | Koo Takahashi v Valentin Singer | W | 2-0 |
| Irish Open - Calificari | 2022/11/16 12:30 | Koo Takahashi v Christos Hailis | W | 2-0 |
| Irish Open - Calificari | 2022/11/16 10:10 | Koo Takahashi v Matthew Cheung | W | 2-0 |
| Norwegian Int. | 2022/11/11 13:00 | Christopher Vittoriani v Koo Takahashi | L | 2-1 |