| Vietnam Open | 2023/09/12 15:30 | Ken Yon Ong v Viren Nettasinghe | W | 2-1 |
| Indonesia Masters | 2023/09/06 08:40 | Ken Yon Ong v Tommy Sugiarto | L | 0-2 |
| Indonesia Masters | 2023/09/05 13:50 | Ken Yon Ong v Jia Heng Jason Teh | W | 2-0 |
| China Masters | 2023/03/15 08:55 | Ken Yon Ong v Meiraba Luwang Maisnam | L | 0-2 |
| China Masters | 2023/03/14 11:55 | Ken Yon Ong v Enrico Asuncion | W | 2-0 |
| Uganda Int. | 2023/02/24 10:30 | Ken Yon Ong v Anuoluwapo Juwon Opeyori | L | 0-2 |
| Uganda Int. | 2023/02/23 07:00 | Harshit Aggarwal v Ken Yon Ong | W | 0-2 |
| Indonesia Masters | 2022/10/19 10:20 | Hyeok Jin Jeon v Ken Yon Ong | L | 2-0 |
| 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 |
| US Open | 2023/07/12 21:20 | Kantaphon Wangcharoen v Takuma Obayashi | W | 0-2 |
| Thailand Int. | 2023/03/11 00:50 | Takuma Obayashi v Minoru Koga | L | 0-2 |
| Thailand Int. | 2023/03/09 07:00 | Takuma Obayashi v Rithvik Sanjeevi Satish Kumar | W | 2-1 |