Stadium: Court 5 Round: 45 Ground: Hardcourt outdoor
| Challenger Burnie | 2024/01/28 02:35 | Yuki Mochizuki v Seita Watanabe | 7-6,6-0 |
| ITF M15 Yanagawa | 2023/12/27 00:30 | Seita Watanabe v Duckhee Lee | 1-6,6-7 |
| ITF M15 Yanagawa | 2023/12/22 05:10 | Masamichi Imamura v Seita Watanabe | 3-6,6-4,6-3 |
| ITF M15 Yanagawa | 2023/12/21 03:55 | Seita Watanabe v Shu Matsuoka | 7-5,6-4 |
| ITF M15 Yanagawa | 2023/12/20 02:30 | Seita Watanabe v Hayato Matsuoka | 7-5,6-2 |
| ITF M25 Kalaburagi | 2023/12/01 04:00 | David Pichler v Seita Watanabe | 6-2,6-0 |
| ITF M25 Kalaburagi | 2023/11/30 07:45 | Seita Watanabe v Rishi Reddy | 6-2,6-3 |
| ITF M25 Mumbai | 2023/11/22 03:30 | Seita Watanabe v Louis Wessels | 4-6,5-7 |
| ITF M15 Yanagawa | 2023/12/28 02:35 | Hanyi Liu v Hayato Matsuoka | 1-6,3-6 |
| ITF M15 Yanagawa | 2023/12/27 03:40 | Hanyi Liu v Toa Maeda | 7-6,6-3 |
| ITF M15 Yanagawa | 2023/12/20 05:00 | Hanyi Liu v Masamichi Imamura | 6-7,3-6 |
| ITF M25 Gold Coast | 2023/12/01 00:00 | Makoto Ochi v Hanyi Liu | 6-3,7-6 |
| ITF M25 Gold Coast | 2023/11/30 01:00 | Hanyi Liu v Blake Mott | 6-4,6-7,6-3 |
| ITF M25 Gold Coast | 2023/11/29 02:30 | Hanyi Liu v Thomas Braithwaite | 6-4,6-2 |
| ITF M25 Brisbane | 2023/11/21 04:30 | Blake Ellis v Hanyi Liu | 6-3,6-2 |
| ITF M25 Sharm El Sheikh | 2023/11/08 13:50 | Hanyi Liu v Pavel Verbin | 0-6,3-6 |