Estadio: Court 9 Round: 44 Ground: Hardcourt outdoor
| ITF M15 Karuizawa | 2023/05/31 01:00 | Yuichiro Inui v Ren Nakamura | 6-1,3-6,6-4 |
| ITF M15 Karuizawa | 2023/05/30 02:15 | Yua Taka v Ren Nakamura | 6-0,7-5 |
| UTR Pro Miki | 2023/04/21 06:20 | Ren Nakamura v Yuto Okuchi | 4-6,6-2,6-7 |
| UTR Pro Miki | 2023/04/19 05:00 | Ren Nakamura v Jordan Chiu | 6-4,6-4 |
| UTR Pro Miki | 2023/04/18 06:07 | Ren Nakamura v Tanihata Kouyou | 6-1,5-0 |
| 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 |
| ITF M25 Jakarta | 2023/06/04 04:30 | Taj Hibbert v Ying-Ze Chen | 6-1,6-4 |
| ITF M25 Jakarta | 2023/05/30 02:00 | Eric Padgham v Ying-Ze Chen | 6-3,7-6 |
| ITF M25 Jakarta | 2023/05/29 03:00 | Jy Hibbert v Ying-Ze Chen | 3-6,3-6 |
| UTR Pro Miki | 2023/04/22 00:30 | Mizuki Kawada v Ying-Ze Chen | 2-0 |
| UTR Pro Miki | 2023/04/21 03:30 | Ying-Ze Chen v Taketo Takamisawa | 6-7,3-6 |
| UTR Pro Miki | 2023/04/19 02:00 | Ying-Ze Chen v Fujii Yuto | 4-6,4-6 |
| UTR Pro Miki | 2023/04/18 00:30 | Ying-Ze Chen v Wakamatsu Taichi | 7-6,6-4 |
| UTR Pro Miki | 2023/04/17 07:32 | Graham Maassen v Ying-Ze Chen | 4-6,0-6 |