Stadium: Royal SC Tennis - Court 03 Ground: Hardcourt outdoor
| UTR Pro Urayasu | 2024/10/19 03:10 | Seiya Nakanishi v Taiyo Sato | 4-6,6-3,6-4 |
| UTR Pro Urayasu | 2024/10/19 03:10 | Seiya Nakanishi v Taiyo Sato | 4-6,6-3,6-4 |
| UTR Pro Urayasu | 2024/10/18 05:30 | Shinde Yuzuki v Taiyo Sato | 6-3,5-7,4-6 |
| UTR Pro Urayasu | 2024/10/14 02:30 | Kazuki Sugimoto v Taiyo Sato | 6-4,6-3 |
| UTR Pro Yokohama | 2024/12/01 00:00 | Tokitaka Ito v Seiya Nakanishi | 6-2,6-6 |
| UTR Pro Yokohama | 2024/11/30 03:00 | Kairi Inoue v Seiya Nakanishi | 3-6,6-7 |
| UTR Pro Yokohama | 2024/11/29 00:00 | Seiya Nakanishi v Kai Kawano | 6-7,3-6 |
| UTR Pro Yokohama | 2024/11/28 02:21 | Seiya Nakanishi v Koki Matsuda | 4-6,0-6 |
| UTR Pro Yokohama | 2024/11/27 09:00 | Henry Ren v Seiya Nakanishi | 6-1,7-6 |
| UTR Pro Yokohama | 2024/11/26 01:30 | Hakuto Imanishi v Seiya Nakanishi | 7-5,6-4 |
| ITF M15 Tanagura | 2024/10/23 00:30 | Yuta Kikuchi v Seiya Nakanishi | 6-1,6-4 |
| UTR Pro Urayasu | 2024/10/20 00:00 | Seiya Nakanishi v Ryusuke Horiuchi | 0-6,0-6 |