Stadium: Show Court 1 Round: 24 Ground: Hardcourt outdoor
| ITF M25 Taipei | 2019/07/23 04:30 | Kazuma Kawachi v Arturs Lazdins | 2-6,6-3,2-10 |
| ITF M25 Taipei | 2019/07/16 02:00 | Kazuma Kawachi v Kousuke Ogura | 0-6,1-6 |
| ITF M25 Qujing | 2019/07/11 03:25 | Fajing Sun v Kazuma Kawachi | 6-2,6-3 |
| ITF M25 Qujing | 2019/07/10 03:05 | Kazuma Kawachi v Liran Chen | 4-6,7-6,6-4 |
| ITF M15 Akishima | 2019/06/14 01:00 | Yuta Kawahashi v Kazuma Kawachi | 7-5,6-1 |
| ITF M15 Akishima | 2019/06/13 03:25 | Kazuma Kawachi v Rimpei Kawakami | 6-3,6-1 |
| ITF M15 Akishima | 2019/06/11 05:30 | Kazuma Kawachi v Yuichi Ito | 6-2,6-1 |
| ITF M15 Singapore | 2019/06/06 09:00 | Dayne Kelly v Kazuma Kawachi | 6-3,6-1 |
| ITF Guam F1 | 2018/06/17 00:00 | Yasunori Hashikawa v Worarin Kumthonkittikul | 1-6,5-7 |
| ITF Guam F1 | 2018/06/16 00:00 | Douglas Geiwald v Yasunori Hashikawa | 1-6,1-6 |
| ITF Japan F8 | 2018/06/09 01:00 | Yasunori Hashikawa v Masayoshi Ono | 6-2,4-6,4-6 |
| ITF Japan F4 | 2018/03/24 00:00 | Wei-De Lin v Yasunori Hashikawa | 6-2,6-2 |
| ITF Japan F3 | 2018/03/17 00:30 | Yasunori Hashikawa v Naoya Maesaki | 4-6,4-6 |
| ITF Japan F2 | 2018/03/11 00:30 | Issei Okamura v Yasunori Hashikawa | 6-2,6-1 |
| ITF Japan F1 | 2018/03/04 01:00 | Jack Murray v Yasunori Hashikawa | 6-2,6-2 |
| ITF Japan F1 | 2018/03/03 01:00 | Yasunori Hashikawa v Kenta Kurita | 6-2,6-4 |