| UTR Pro Miki | 2023/02/07 06:30 | Ryohei Takase v Ren Nakamura | 1-6,1-6 |
| UTR Pro Tennis Series Miki | 2022/12/10 00:30 | Daisuke Inagawa v Ryohei Takase | 3-6,7-6,7-6 |
| UTR Pro Tennis Series Miki | 2022/12/08 03:30 | Ryohei Takase v Kazuki Nishiwaki | 1-6,1-6 |
| UTR Pro Tennis Series Miki | 2022/12/07 02:00 | Hiromasa Koyama v Ryohei Takase | 0-0 |
| UTR Pro Tennis Series Miki | 2022/12/06 02:00 | Hiiro Sakamoto v Ryohei Takase | 6-4,6-2 |
| UTR Pro Tennis Series Miki | 2022/07/17 00:30 | Yudai Watanabe v Ryohei Takase | 2-6,1-6 |
| UTR Pro Miki | 2023/02/06 03:30 | Ryotaro Taguchi v Seita Watanabe | 6-2,6-7,7-6 |
| Challenger Kobe | 2022/11/13 01:00 | Mukund Sasikumar v Seita Watanabe | 6-3,6-1 |
| ITF M25 Jakarta | 2022/10/27 02:00 | Thomas Fancutt v Seita Watanabe | 7-5,7-5 |
| ITF M25 Jakarta | 2022/10/26 04:20 | Congsup Congcar v Seita Watanabe | 2-6,2-6 |
| Challenger Busan | 2022/10/16 01:30 | Max Purcell v Seita Watanabe | 6-0,6-2 |
| Challenger Seoul | 2022/10/09 05:25 | Hiroki Moriya v Seita Watanabe | 6-3,6-2 |
| Challenger Gwangju | 2022/10/03 04:00 | Yunseong Chung v Seita Watanabe | 6-2,7-6 |
| Challenger Gwangju | 2022/10/02 06:00 | Woohyuk Sim v Seita Watanabe | 2-6,0-6 |