Stadium: Court 4 Round: 25 Ground: Hardcourt outdoor
| ITF M15 Monastir | 2021/06/28 14:00 | Leonardo L Linquet v Ji Hoon Son | 0-6,2-6 |
| ITF M15 Monastir | 2021/06/28 09:00 | Ji Hoon Son v Mauro De Maio | 6-2,6-2 |
| ITF M15 Monastir | 2021/06/27 09:00 | Areg Stepanian v Ji Hoon Son | 1-6,0-6 |
| ITF M15 Monastir | 2021/06/21 08:00 | Uisung Park v Ji Hoon Son | 6-3,6-0 |
| ITF M15 Monastir | 2021/06/20 09:00 | Brandon Lam v Ji Hoon Son | 6-7,4-6 |
| ITF M15 Monastir | 2021/06/16 11:50 | Ji Hoon Son v Ajeet Rai | 2-6,6-3,2-6 |
| ITF M15 Monastir | 2021/06/14 12:00 | Ji Hoon Son v Emil Reinberg | 6-2,6-2 |
| ITF M15 Monastir | 2021/06/14 08:00 | Uisung Park v Ji Hoon Son | 3-6,4-6 |
| ITF M15 Monastir | 2021/06/28 14:00 | Kazuma Kawachi v Vladislav Ivanov | 1-6,6-4,10-6 |
| ITF M15 Monastir | 2021/06/28 09:00 | Kazuma Kawachi v Adam Nagoudi | 6-1,6-4 |
| ITF M15 Monastir | 2021/06/20 10:30 | Shohei Chikami v Kazuma Kawachi | 6-2,6-1 |
| ITF M15 Monastir | 2021/06/14 08:00 | Guilherme Sousa Severin v Kazuma Kawachi | 6-4,4-6,10-4 |
| ITF M15 Monastir | 2021/06/13 11:30 | Imran Sibille v Kazuma Kawachi | 2-6,1-6 |
| ITF M15 Monastir | 2021/06/07 13:30 | Kazuma Kawachi v Devin Badenhorst | 3-6,5-7 |
| ITF M15 Monastir | 2021/06/07 09:00 | Kazuma Kawachi v Raphael Lambling | 6-3,6-4 |
| ITF M15 Monastir | 2021/06/06 15:00 | Kazuma Kawachi v Samuel A O Antwi | 6-2,6-2 |