Stadion: Court 4 Round: 26 Ground: Hardcourt outdoor
| ITF - M25 - Sapporo | 2023/09/08 01:00 | Sora Fukuda v Ryotaro Matsumura | 4-6,6-3,6-4 |
| ITF - M25 - Takasaki | 2023/09/20 01:00 | Ryotaro Matsumura v Toru Horie | 6-0,5-7,7-6 |
| ITF - M25 - Takasaki | 2023/09/18 00:50 | Ryotaro Matsumura v Natsuki Yamamoto | 6-2,6-1 |
| ITF - M25 - Takasaki | 2023/09/17 01:00 | Ryotaro Matsumura v Seiya Nakanishi | 6-2,6-4 |
| ITF - M25 - Sapporo | 2023/09/10 03:00 | Ryotaro Matsumura v Yuta Tomida | 6-3,6-7,9-11 |
| ITF - M25 - Sapporo | 2023/09/08 01:00 | Sora Fukuda v Ryotaro Matsumura | 4-6,6-3,6-4 |
| ITF - M25 - Sapporo | 2023/09/07 03:00 | Ryotaro Matsumura v Tatsuma Ito | 7-6,6-4 |
| UTR Pro - Noda | 2023/08/26 04:45 | Naoya Honda v Ryotaro Matsumura | 6-2,6-1 |
| UTR Pro - Noda | 2023/08/25 05:20 | Ryotaro Matsumura v Paul Howe | 6-2,6-0 |
| ITF - M25 - Takasaki | 2023/09/20 04:20 | Jumpei Yamasaki v Sora Fukuda | 1-6,6-2,4-6 |
| ITF - M25 - Sapporo | 2023/09/09 01:55 | Sora Fukuda v Daisuke Sumizawa | 4-6,4-6 |
| ITF - M25 - Sapporo | 2023/09/08 01:00 | Sora Fukuda v Ryotaro Matsumura | 4-6,6-3,6-4 |
| ITF - M25 - Sapporo | 2023/09/07 02:40 | Sora Fukuda v Issei Okamura | 6-1,6-2 |
| ITF - M25 - Sapporo | 2023/09/05 02:00 | Sora Fukuda v Yuta Kikuchi | 7-6,7-5 |
| UTR Pro - Noda | 2023/08/27 02:30 | Sora Fukuda v Naoya Honda | 6-3,6-3 |
| UTR Pro - Noda | 2023/08/26 03:17 | Sora Fukuda v Yuta Tomida | 6-2,5-1 |
| UTR Pro - Noda | 2023/08/25 03:00 | Sora Fukuda v Ryoma Ishii | 6-0,5-0 |