Stadium: Court 2 Round: 25 Ground: Hardcourt outdoor
| 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 |
| ITF M15 - Aktobe | 2023/03/02 06:35 | Erik Arutiunian v Kazuma Kawachi | 6-2,4-6,2-6 |
| ITF M15 - Aktobe | 2023/03/01 08:50 | Kazuma Kawachi v Aleksandre Bakshi | 6-0,6-4 |
| ITF - M15 Sharm-el-Sheikh | 2023/03/24 08:30 | Tuncay Duran v Koray Kirci | 7-6,6-4 |
| ITF - M15 Sharm-el-Sheikh | 2023/03/23 08:30 | Michael Shaw v Koray Kirci | 7-5,4-6,2-6 |
| ITF - M15 Sharm-el-Sheikh | 2023/03/22 14:45 | Chukang Wang v Koray Kirci | 2-6,7-5,2-6 |
| ITF - M15 Sharm-el-Sheikh | 2023/03/15 12:40 | Petr Nesterov v Koray Kirci | 4-6,6-3,6-4 |
| Challenger - Antalya | 2023/03/05 10:20 | Rudolf Molleker v Koray Kirci | 6-4,7-5 |
| Challenger Manama | 2023/02/12 13:30 | Koray Kirci v Colin Sinclair | 3-6,2-6 |
| ITF - M15 Sharm-el-Sheikh | 2023/02/09 08:00 | Yeongseok Jeong v Koray Kirci | 6-1,6-1 |
| ITF - M15 Sharm-el-Sheikh | 2023/02/08 12:00 | Nicolas Kobelt v Koray Kirci | 6-7,2-6 |