Stadium: Court C1 Round: 54 Ground: Hardcourt outdoor
| Challenger Matsuyama | 2022/11/06 03:45 | Jason Jung v Shunsuke Nakagawa | 6-1,6-1 |
| ITF M25 Sapporo | 2022/09/08 03:20 | Keisuke Saitoh v Shunsuke Nakagawa | 6-1,6-2 |
| ITF M25 Sapporo | 2022/09/07 02:20 | Shunsuke Nakagawa v Geni Inoue | 7-6,6-0 |
| ITF M25 Sapporo | 2022/09/05 03:50 | Geni Inoue v Shunsuke Nakagawa | 6-2,0-6,6-10 |
| ITF M25 Sapporo | 2022/09/04 02:50 | Shunsuke Nakagawa v Nishith Naveen | 6-0,6-0 |
| UTR Pro Miki | 2023/02/12 02:00 | Tomohiro Masabayashi v Seita Watanabe | 4-6,1-5 |
| UTR Pro Miki | 2023/02/11 02:00 | Tomohiro Masabayashi v Natsuki Yamamoto | 6-0,6-3 |
| UTR Pro Miki | 2023/02/10 00:30 | Tomohiro Masabayashi v Riki Takahata | 6-3,6-3 |
| UTR Pro Miki | 2023/02/09 02:00 | Tomohiro Masabayashi v Shion Itsusaki | 6-1,6-4 |
| UTR Pro Miki | 2023/02/08 02:00 | Sora Fukuda v Tomohiro Masabayashi | 6-4,6-4 |
| UTR Pro Miki | 2023/02/07 00:30 | Shun Oue v Tomohiro Masabayashi | 2-6,4-6 |
| ITF M25 Jakarta | 2022/11/01 02:00 | Coleman Wong v Tomohiro Masabayashi | 6-3,7-6 |
| ITF M25 Jakarta | 2022/10/25 04:05 | Tomohiro Masabayashi v Konstantin Kravchuk | 6-7,3-6 |