Stadion: Court 7 Round: 25 Ground: Clay
| ITF - M15 - Monastir | 2023/04/18 12:45 | Bogdan Bobrov v Kazuma Kawachi | 6-2,6-3 |
| ITF - M15 - Monastir | 2023/04/12 08:30 | Kazuma Kawachi v Koray Kirci | 1-6,1-6 |
| ITF - M25 - Kashiwa | 2023/04/05 01:00 | Kazuma Kawachi v Hiroki Moriya | 4-6,2-6 |
| ITF - M25 - Kashiwa | 2023/04/03 02:30 | Kazuma Kawachi v Shohei Chikami | 7-6,6-4 |
| ITF - M15 - Heraklion | 2023/03/14 11:15 | Kazuma Kawachi v Orel Kimhi | 7-6,5-7,0-6 |
| ITF - M15 - Aktobe | 2023/03/09 05:00 | Kazuma Kawachi v Arslanbek Aitkulov | 4-6,3-6 |
| ITF - M15 - Aktobe | 2023/03/07 11:40 | Kazuma Kawachi v Gabriele Maria Noce | 6-3,6-3 |
| ITF - M15 - Aktobe | 2023/03/03 05:15 | Evgeny Philippov v Kazuma Kawachi | 6-4,6-2 |