| Vietnam Open | 2023/09/15 08:00 | Koo Takahashi v Jia Heng Jason Teh | W | 0-2 |
| Vietnam Open | 2023/09/14 08:45 | Jia Heng Jason Teh v Yushi Tanaka | W | 2-0 |
| Vietnam Open | 2023/09/13 13:20 | Jia Heng Jason Teh v Jia Wei Joel Koh | W | 2-0 |
| Vietnam Open | 2023/09/12 14:10 | Jia Heng Jason Teh v Kiran Kumar Mekala | W | 2-0 |
| Indonesia Masters | 2023/09/05 13:50 | Ken Yon Ong v Jia Heng Jason Teh | L | 2-0 |
| World Championships | 2023/08/23 11:45 | Jia Heng Jason Teh v Cheuk Yiu Lee | L | 0-2 |
| World Championships | 2023/08/21 17:40 | Jan Louda v Jia Heng Jason Teh | W | 1-2 |
| Sudirman Cup | 2023/05/16 09:55 | Yuqi Shi v Jia Heng Jason Teh | L | 2-0 |
| Vietnam Open | 2023/09/15 07:40 | Saran Jamsri v Takuma Obayashi | W | 0-2 |
| Vietnam Open | 2023/09/14 10:30 | Kim Sheng Chua v Takuma Obayashi | W | 0-2 |
| Vietnam Open | 2023/09/13 12:20 | Ken Yon Ong v Takuma Obayashi | W | 0-2 |
| Indonesia Masters | 2023/09/07 06:05 | Kiran George v Takuma Obayashi | L | 2-1 |
| Indonesia Masters | 2023/09/06 07:50 | Takuma Obayashi v June Wei Cheam | W | 2-1 |
| Indonesia Masters | 2023/09/05 12:20 | Takuma Obayashi v Yin Chak Chan | W | 2-1 |
| US Open | 2023/07/14 21:55 | Kunlavut Vitidsarn v Takuma Obayashi | L | 2-0 |
| US Open | 2023/07/13 21:05 | Takuma Obayashi v Magnus Johannesen | W | 2-0 |