| UTR Pro Kawaguchi | 2024/06/17 00:00 | Taiyo Kurata v Christopher Kosei Ono | 4-6,6-1,6-7 |
| UTR Pro Miki | 2023/07/01 02:00 | Taiyo Kurata v Shunya Maruyama | 3-6,4-6 |
| UTR Pro Miki | 2023/06/30 00:30 | Hiiro Sakamoto v Taiyo Kurata | 3-6,7-5,6-0 |
| UTR Pro Miki | 2023/06/29 03:30 | Natsuki Yamamoto v Taiyo Kurata | 6-7,0-6 |
| UTR Pro Miki | 2023/06/27 02:00 | Sota Minami v Taiyo Kurata | 2-6,3-6 |
| UTR Pro Miki | 2023/06/26 00:30 | Taiyo Kurata v Kento Tagashira | 6-4,6-3 |
| UTR Pro Kawaguchi | 2024/06/17 02:41 | Seiya Nakanishi v Payton Jim on | 6-0,6-3 |
| ITF M15 Harmon | 2024/06/03 00:00 | Geni Inoue v Seiya Nakanishi | 6-1,6-1 |
| ITF M15 Harmon | 2024/06/02 00:00 | Babji Siva Atturu v Seiya Nakanishi | 1-6,2-6 |
| UTR Pro Urayasu | 2024/05/11 00:00 | Yuki Mochizuki v Seiya Nakanishi | 6-4,6-4 |
| UTR Pro Urayasu | 2024/05/09 03:00 | Kazuki Saito v Seiya Nakanishi | 4-6,2-6 |
| UTR Pro Urayasu | 2024/05/09 01:30 | Hiiro Sakamoto v Seiya Nakanishi | 7-6,7-6 |
| UTR Pro Urayasu | 2024/05/06 02:15 | Toa Maeda v Seiya Nakanishi | 3-6,1-6 |
| UTR Pro Suita | 2024/04/28 02:00 | Shion Itsusaki v Seiya Nakanishi | 6-4,6-4 |