Estádio: Court 6 Round: 25 Ground: Hardcourt outdoor
| ITF - M15 Karuizawa | 2023/05/30 03:30 | Yuta Kawahashi v Tomohiro Masabayashi | 6-4,6-4 |
| ITF - M25 Jacarta | 2023/04/26 05:20 | Tomohiro Masabayashi v Yanki Erel | 1-6,2-6 |
| ITF - M25 Jacarta | 2023/04/25 04:10 | Tomohiro Masabayashi v Seon Yong Han | 6-2,3-6,10-5 |
| ITF - M25 Jacarta | 2023/04/24 03:50 | Tomohiro Masabayashi v Bang Shuo Yin | 6-2,6-3 |
| ITF - M25 Jacarta | 2023/04/20 02:30 | Tomohiro Masabayashi v Yuta Kawahashi | 1-6,1-6 |
| ITF - M25 Jacarta | 2023/04/19 02:30 | Yuki Mochizuki v Tomohiro Masabayashi | 6-2,2-6,4-6 |
| ITF - M25 Jacarta | 2023/04/18 03:00 | Derek Pham v Tomohiro Masabayashi | 6-2,1-6,4-10 |
| ITF - M25 Jacarta - Qualificação | 2023/04/16 04:30 | Tomohiro Masabayashi v Christian Andre Sheng Liew | 6-2,6-1 |
| Challenger - Busan | 2023/05/09 04:45 | Omar Jasika v Rinky Hijikata | 7-6,3-6,2-6 |
| Challenger Gwangju | 2023/05/02 01:30 | James Duckworth v Omar Jasika | 6-3,6-1 |
| Challenger Gwangju | 2023/05/01 01:30 | Omar Jasika v Mukund Sasikumar | 6-2,6-2 |
| Challenger Gwangju | 2023/04/30 01:30 | Omar Jasika v Keisuke Saitoh | 6-0,6-0 |
| Challenger - Seul | 2023/04/24 03:45 | Omar Jasika v Tatsuma Ito | 6-1,2-6,2-6 |
| Challenger - Seul | 2023/04/23 06:00 | Omar Jasika v Keisuke Saitoh | 6-4,7-6 |
| Challenger - Madrid | 2023/04/10 13:10 | Omar Jasika v Lorenzo Giustino | 4-6,6-4,2-6 |
| Challenger - Múrcia | 2023/04/04 16:20 | Omar Jasika v Kimmer Coppejans | 4-6,4-6 |