Stadium: 17 Round: 26 Ground: Hardcourt outdoor
| UTR Pro Suita | 2024/04/28 03:16 | Shinji Hazawa v Ryotaro Matsumura | 7-6,6-3 |
| ITF M15 Tanagura | 2024/10/23 00:25 | Shinji Hazawa v Ren Nakamura | 6-3,6-2 |
| ITF M25 Takasaki | 2024/09/18 06:20 | Shinji Hazawa v Oliver Bonding | 6-4,6-7,4-6 |
| ITF M25 Sapporo | 2024/09/10 03:05 | Masamichi Imamura v Shinji Hazawa | 6-1,6-2 |
| ITF M25 Sapporo | 2024/09/05 04:25 | Goncalo Oliveira v Shinji Hazawa | 6-1,6-2 |
| ITF M25 Sapporo | 2024/09/03 02:00 | Hiroki Sakagawa v Shinji Hazawa | 6-7,3-6 |
| ITF M15 Monastir | 2024/08/14 14:30 | Shinji Hazawa v Savva Polukhin | 2-6,3-6 |
| ITF M15 Monastir | 2024/08/12 17:00 | Shinji Hazawa v Federico Bove | 6-2,6-2 |
| ITF M15 Monastir | 2024/08/12 08:00 | Shinji Hazawa v Rayen Hermassi | 6-0,6-1 |
| ITF M15 Tanagura | 2024/10/22 02:20 | Ryotaro Matsumura v Jay Lin Gibson | 6-3,6-0 |
| ITF M25 Takasaki | 2024/09/15 07:00 | Ryotaro Matsumura v Naoya Honda | 4-6,6-3,4-10 |
| ITF M25 Sapporo | 2024/09/09 01:50 | Ryotaro Matsumura v Yusuke Kusuhara | 2-6,3-6 |
| ITF M25 Sapporo | 2024/09/08 01:00 | Ryotaro Matsumura v Calvin Thalheimer | 6-4,6-1 |
| ITF M25 Sapporo | 2024/09/05 05:30 | Ryotaro Matsumura v Naoki Nakagawa | 7-5,2-6,3-6 |
| ITF M25 Sapporo | 2024/09/04 02:50 | Ryotaro Matsumura v Taisei Ichikawa | 2-6,7-5,6-4 |
| ITF M25 Sapporo | 2024/09/01 01:00 | Ryotaro Matsumura v Calvin Thalheimer | 6-0,6-0 |
| UTR Pro Kawaguchi | 2024/08/17 02:06 | Yuta Tomida v Ryotaro Matsumura | 6-3,6-2 |