Stadium: Court 1 Round: 14 Ground: Hardcourt outdoor
| Challenger Kobe | 2022/11/13 06:30 | Renta Tokuda v Ji Sung Nam | 6-4,6-1 |
| Challenger Matsuyama | 2022/11/07 03:45 | Jason Jung v Ji Sung Nam | 6-3,6-4 |
| Challenger Matsuyama | 2022/11/06 04:20 | Jonathan Mridha v Ji Sung Nam | 6-7,3-6 |
| Challenger Yokohama | 2022/10/30 02:45 | Ji Sung Nam v Taisei Ichikawa | 6-7,5-7 |
| Challenger Busan | 2022/10/19 02:00 | Ji Sung Nam v Christopher O'Connell | 3-6,2-6 |
| Challenger Busan | 2022/10/18 01:30 | Kaichi Uchida v Ji Sung Nam | 3-6,3-6 |
| Challenger Gwangju | 2022/10/07 02:00 | Emilio Gomez v Ji Sung Nam | 6-1,1-6,6-1 |
| Challenger Gwangju | 2022/10/05 02:00 | Ji Sung Nam v Yibing Wu | 6-4,6-2 |
| ITF M25 Heraklion | 2022/11/26 09:30 | Terence Atmane v Oleksandr Ovcharenko | 6-3,6-4 |
| ITF M25 Heraklion | 2022/11/25 09:40 | Oleksandr Ovcharenko v Simon A Ivanov | 6-1,6-2 |
| ITF M25 Heraklion | 2022/11/24 11:40 | Oleksandr Ovcharenko v Titouan Droguet | 3-6,6-4,6-3 |
| ITF M25 Heraklion | 2022/11/23 07:00 | Oleksandr Ovcharenko v Christos Antonopoulos | 6-3,6-1 |
| ITF M25 Heraklion | 2022/11/20 08:00 | Oleksandr Ovcharenko v Jakub Mensik | 4-6,6-7 |
| ITF M25 Heraklion | 2022/11/19 09:50 | Oleksandr Ovcharenko v Terence Atmane | 6-4,3-6,6-3 |
| ITF M25 Heraklion | 2022/11/18 08:00 | Sandro Kopp v Oleksandr Ovcharenko | 1-6,5-7 |
| ITF M25 Heraklion | 2022/11/17 09:25 | Marko Topo v Oleksandr Ovcharenko | 3-6,0-6 |