Ground: Hardcourt outdoor
| UTR Pro Urayasu | 2025/05/24 02:00 | Ryota Tanuma v Taiyo Kurata | 6-3,6-3 |
| UTR Pro Urayasu | 2025/05/23 09:15 | Ryota Tanuma v Maximus Z Wong | 6-2,4-6,6-3 |
| UTR Pro Urayasu | 2025/05/23 03:35 | Ryota Tanuma v Haru Kawanaka | 6-0,6-3 |
| UTR Pro Urayasu | 2025/05/22 01:00 | Ryota Tanuma v Taketo Takamisawa | 7-6,4-6,6-7 |
| UTR Pro Urayasu | 2025/05/21 01:00 | Jaden Dewandaka Tan v Ryota Tanuma | 5-7,1-6 |
| UTR Pro Urayasu | 2025/05/20 01:00 | Satoru Nakajima v Ryota Tanuma | 2-6,2-6 |
| UTR Pro Kawaguchi | 2025/05/04 03:15 | Ryota Tanuma v Yoshinori Kobayashi | 6-0,6-0 |
| UTR Pro Kawaguchi | 2025/05/03 02:35 | Ryota Tanuma v Felix Mischker | 6-2,6-1 |
| 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 |
| ITF M15 Kashiwa | 2025/04/02 06:50 | Shunsuke Nakagawa v Masamichi Imamura | 6-4,6-4 |
| ITF M15 Nishi-Tokyo | 2025/03/20 02:30 | Shunsuke Nakagawa v Takuya Kumasaka | 3-6,3-6 |
| ITF M15 Nishi-Tokyo | 2025/03/19 02:30 | Shunsuke Nakagawa v Chan-Yeong Oh | 6-3,6-4 |
| ITF M15 Nishi-Tokyo | 2025/03/18 01:00 | Shunsuke Nakagawa v Yua Taka | 4-6,6-1,1-0 |