Stadium: Court 2 Round: 19 Ground: Hardcourt outdoor
| Challenger Taipei | 2024/05/13 03:30 | Makoto Ochi v Kaito Uesugi | 6-2,3-6,3-6 |
| ITF M15 Nishi-Tokyo | 2024/03/18 01:00 | Kaito Uesugi v Masamichi Imamura | 1-6,2-6 |
| ITF M15 Hinode | 2024/03/14 02:30 | Hikaru Shiraishi v Kaito Uesugi | 6-3,6-4 |
| ITF M15 Hinode | 2024/03/11 06:00 | Kaito Uesugi v Nico Hornitschek | 6-2,6-2 |
| Challenger Zhangjiagang | 2023/08/27 04:40 | Kaito Uesugi v Jie Cui | 4-6,5-7 |
| Challenger Astana | 2023/07/23 04:00 | Kaito Uesugi v Karan Singh | 6-3,2-6,4-6 |
| Challenger Palmas del Mar | 2023/06/12 15:00 | Kaito Uesugi v Colin Sinclair | 1-6,6-7 |
| Challenger Palmas del Mar | 2023/06/11 18:15 | Kaito Uesugi v Calum Puttergill | 6-3,6-1 |
| Challenger Taipei | 2024/05/12 06:40 | Ji Sung Nam v Shintaro Imai | 2-6,6-3,6-3 |
| Challenger Gwangju | 2024/04/17 02:00 | Alibek Kachmazov v Ji Sung Nam | 6-4,6-3 |
| Challenger Gwangju | 2024/04/16 02:00 | Ji Sung Nam v Otto Virtanen | 6-4,6-3 |
| Challenger Busan | 2024/04/08 04:30 | Philip Sekulic v Ji Sung Nam | 6-1,6-4 |
| ITF M15 Kashiwa | 2024/04/04 01:25 | Ji Sung Nam v Masamichi Imamura | 3-6,4-6 |
| ITF M15 Kashiwa | 2024/04/02 01:00 | Ji Sung Nam v Takuya Kumasaka | 7-6,3-6,6-4 |
| ITF M25 Mildura | 2024/03/12 02:05 | Alex Bolt v Ji Sung Nam | 7-6,6-2 |
| Challenger Yokkaichi | 2023/11/28 02:45 | Kaichi Uchida v Ji Sung Nam | 7-6,2-6,6-1 |