| UTR Pro Miki | 2023/04/17 04:50 | Shinde Yuzuki v Ren Nakamura | 7-5,2-6,6-2 |
| UTR Pro Miki | 2023/04/15 08:47 | Ren Nakamura v Natsuki Yamamoto | 2-6,3-6 |
| UTR Pro Miki | 2023/04/14 02:00 | Ren Nakamura v Yuto Oki | 6-3,6-0 |
| UTR Pro Miki | 2023/04/13 03:30 | Ren Nakamura v Ryotaro Taguchi | 6-4,6-7,3-6 |
| UTR Pro Miki | 2023/04/12 06:23 | Yudai Umeoka v Ren Nakamura | 3-6,1-6 |
| UTR Pro Miki | 2023/04/11 05:00 | Brody Nejedly v Ren Nakamura | 1-6,2-6 |
| ITF M25 Montreal | 2023/03/13 13:55 | Jesse Flores v Ren Nakamura | 6-2,6-1 |
| ITF M25 Montreal | 2023/03/07 17:10 | Drew Van Orderlain v Ren Nakamura | 7-6,7-5 |