| ITF M25 Launceston | 2025/02/26 23:00 | Joshua Sheehy v Shinji Hazawa | 7-6,1-6,6-4 |
| ITF M25 Launceston | 2025/02/25 02:11 | Makoto Ochi v Shinji Hazawa | 1-6,4-6 |
| ITF M25 Burnie | 2025/02/20 04:01 | Takuya Kumasaka v Shinji Hazawa | 6-2,6-4 |
| ITF M25 Burnie | 2025/02/19 03:30 | Shinji Hazawa v Yu Hsiou Hsu | 3-6,6-4,6-5 |
| ITF M25 Timaru | 2025/02/12 22:30 | Shinji Hazawa v Christian Langmo | 2-6,4-6 |
| ITF M25 Timaru | 2025/02/10 21:00 | Shinji Hazawa v Tai Leonard Sach | 7-6,2-6,6-4 |
| ITF M25 Timaru | 2025/02/09 21:00 | Shinji Hazawa v Jarrod Joyce | 7-5,6-2 |
| Challenger Brisbane Qual | 2025/02/02 05:40 | Arthur Weber v Shinji Hazawa | 2-6,7-6,7-5 |
| ITF M15 Hinode | 2025/03/11 02:30 | Sanhui Shin v Tai Leonard Sach | 2-6,4-6 |
| ITF M25 Launceston | 2025/03/01 02:00 | Sanhui Shin v Cruz Hewitt | 6-7,6-1,3-6 |
| ITF M25 Launceston | 2025/02/28 01:30 | Ajeet Rai v Sanhui Shin | 2-6,2-5 |
| ITF M25 Launceston | 2025/02/26 23:00 | Sanhui Shin v Moerani Bouzige | 6-3,6-3 |
| ITF M25 Launceston | 2025/02/25 23:00 | Alexander Klintcharov v Sanhui Shin | 4-6,6-3,4-6 |
| ITF M25 Burnie | 2025/02/20 03:00 | Sanhui Shin v Ajeet Rai | 6-3,3-6,4-6 |
| ITF M25 Burnie | 2025/02/17 23:00 | Kousuke Ogura v Sanhui Shin | 6-2,3-6,4-6 |
| Davis Cup | 2025/02/01 12:40 | Maxim Mrva v Sanhui Shin | 7-6,7-6 |