Ground: Hardcourt outdoor
| ITF M15 Kashiwa | 2025/04/05 03:40 | Yusuke Takahashi v Shunsuke Nakagawa | 7-6,7-5 |
| Challenger Tyler | 2025/06/01 21:50 | Isaiah Strode v Yusuke Takahashi | 6-1,6-4 |
| Challenger Little Rock | 2025/05/27 21:00 | Yusuke Takahashi v Hayden Jones | 6-3,6-2 |
| Challenger Wuxi | 2025/05/09 05:05 | Yusuke Takahashi v Ilia Simakin | 2-6,2-6 |
| Challenger Wuxi | 2025/05/08 02:00 | Andre Ilagan v Yusuke Takahashi | 6-7,6-4,3-6 |
| Challenger Wuxi | 2025/05/06 10:25 | Charles Chen v Yusuke Takahashi | 2-6,3-6 |
| Challenger Wuxi | 2025/05/05 04:30 | Kasidit Samrej v Yusuke Takahashi | 6-7,4-6 |
| Challenger Wuxi | 2025/05/04 04:50 | Pengyu Lu v Yusuke Takahashi | 2-6,1-6 |
| ITF M15 Osaka | 2025/04/27 02:00 | Yusuke Takahashi v Shintaro Imai | 3-6,3-6 |
| ITF M15 Harmon | 2025/06/12 00:00 | Shunsuke Nakagawa v Jesse Delaney | 0-6,3-6 |
| ITF M15 Harmon | 2025/06/10 00:00 | Yuichiro Inui v Shunsuke Nakagawa | 2-6,6-7 |
| ITF M25 Changwon | 2025/06/03 05:06 | Shunsuke Nakagawa v Dong Ju Kim | 2-6,3-6 |
| ITF M15 Daegu | 2025/05/29 01:00 | Pawit Sornlaksup v Shunsuke Nakagawa | 6-4,6-7,6-4 |
| ITF M15 Daegu | 2025/05/28 02:30 | Nick Chappell v Shunsuke Nakagawa | 6-4,0-6,4-6 |
| ITF M15 Daegu | 2025/05/26 06:00 | Shunsuke Nakagawa v Seungmin Park | 6-2,7-6 |
| ITF M15 Kashiwa | 2025/04/05 03:40 | Yusuke Takahashi v Shunsuke Nakagawa | 7-6,7-5 |
| ITF M15 Kashiwa | 2025/04/04 03:15 | Daisuke Sumizawa v Shunsuke Nakagawa | 6-7,6-2,2-6 |