Stadium: Court 3 Round: 25 Ground: Hardcourt outdoor
| ITF M15 - Haren | 2022/08/28 10:00 | Yudai Umeoka v Aaron James Williams | 4-6,1-6 |
| ITF M15 - Monastir | 2022/07/24 11:30 | Daniil Savelev v Yudai Umeoka | 6-2,6-3 |
| ITF M15 - Monastir | 2022/07/17 10:00 | Chase Ferguson v Yudai Umeoka | 6-4,6-1 |
| ITF M15 - Monastir | 2022/07/11 15:00 | Andrej Krajcik v Yudai Umeoka | 6-3,6-2 |
| ITF M15 - Monastir | 2022/07/10 08:00 | Andrej Tasev v Yudai Umeoka | 2-6,4-6 |
| Challenger - Nonthaburi - Kvalifikation | 2022/09/04 08:30 | Seita Watanabe v Timo Legout | 2-6,6-4,2-6 |
| ITF M15 - Cancun | 2022/08/16 14:00 | Kalman Boyd v Seita Watanabe | 6-2,6-4 |
| ITF M15 - Cancun | 2022/08/11 19:50 | Seita Watanabe v Francisco Pini | 3-6,1-6 |
| ITF M15 - Cancun | 2022/08/10 19:30 | Seita Watanabe v Aditya Vishal Balsekar | 6-4,7-5 |
| ITF M25 - Decatur | 2022/08/03 13:55 | Patrick Maloney v Seita Watanabe | 6-3,7-5 |
| ITF M15 - Cancun | 2022/07/21 17:30 | Tomas Farjat v Seita Watanabe | 6-3,6-1 |
| ITF M15 - Cancun | 2022/07/20 14:00 | Alan F R Fierros v Seita Watanabe | 6-4,4-6,5-7 |
| ITF M15 - Cancun | 2022/07/15 14:00 | Fernando Yamacita v Seita Watanabe | 7-6,6-3 |