Stadium: Court 6 Round: 25 Ground: Hardcourt outdoor
| ITF - M15 Monastir | 2021/04/26 13:30 | Yuta Kawahashi v Marcello Serafini | 6-3,6-1 |
| ITF - M15 Monastir | 2021/04/26 09:00 | Yuta Kawahashi v George Davies | 6-2,6-3 |
| ITF - M15 Monastir | 2021/04/25 11:30 | Yuta Kawahashi v Vincent Knoess | 6-0,6-2 |
| ITF - M15 Monastir | 2021/04/18 11:00 | Fabio Coelho v Yuta Kawahashi | 2-6,6-3,10-7 |
| ITF - M15 Monastir | 2021/04/14 09:40 | Maximilian Neuchrist v Yuta Kawahashi | 6-7,6-3,6-1 |
| ITF - M15 Monastir | 2021/04/12 12:30 | Remy Bertola v Yuta Kawahashi | 4-6,3-6 |
| ITF - M15 Monastir | 2021/04/12 08:00 | Jason Janis v Yuta Kawahashi | 1-6,4-6 |
| ITF - M15 Monastir | 2021/04/11 08:00 | Jonas Greif v Yuta Kawahashi | 2-6,3-6 |
| ITF - M15 Cordoba | 2021/04/06 14:05 | Tomas Farjat v Guido Ivan Justo | 6-2,6-4 |
| ATP - Acapulco | 2021/03/14 04:35 | Guido Ivan Justo v Agustin Velotti | 0-6,1-6 |
| ATP - Cordoba | 2021/02/20 19:50 | Joao Menezes v Guido Ivan Justo | 6-3,7-6 |
| Challenger - Concepcion | 2021/02/14 16:00 | Guido Ivan Justo v Mariano Kestelboim | 3-6,6-4,3-6 |
| ITF - M15 Monastir | 2020/10/31 08:30 | Guido Ivan Justo v Skander Mansouri | 6-7,7-5,1-6 |
| ITF - M15 Monastir | 2020/10/30 10:00 | Matias Franco Descotte v Guido Ivan Justo | 3-6,4-6 |
| ITF - M15 Monastir | 2020/10/29 08:00 | Guido Ivan Justo v Tomas Lipovsek Puches | 6-4,1-6,6-2 |
| ITF - M15 Monastir | 2020/10/27 12:40 | Lukas H Lilleengen v Guido Ivan Justo | 0-6,2-6 |