| 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 |
| ITF M25 Montreal | 2023/03/06 19:30 | Ren Nakamura v Sid Donarski | 7-6,6-1 |
| UTR Pro Miki | 2023/02/10 04:30 | Ren Nakamura v Seita Watanabe | 5-7,2-6 |
| UTR Pro Miki | 2023/02/09 03:30 | Ren Nakamura v Ryotaro Taguchi | 4-6,5-7 |
| UTR Pro Miki | 2023/04/13 00:30 | Yudai Umeoka v Yuto Oki | 2-6,0-6 |
| UTR Pro Miki | 2023/04/12 05:09 | Brody Nejedly v Yuto Oki | 3-6,0-6 |
| UTR Pro Miki | 2023/04/10 04:00 | Ryotaro Taguchi v Yuto Oki | 6-1,6-1 |