Stadium: Court 3 Round: 26 Ground: Hardcourt outdoor
| ITF M15 - Monastir | 2021/05/11 09:50 | Yusuke Takahashi v Mehdi Benchakroun | 6-4,6-3 |
| ITF M15 - Monastir | 2021/05/07 08:30 | Mohamed Aziz Dougaz v Yusuke Takahashi | 6-3,6-4 |
| ITF M15 - Monastir | 2021/05/06 13:00 | Constantin Bittoun Kouzmine v Yusuke Takahashi | 2-6,1-6 |
| ITF M15 - Monastir | 2021/05/04 10:30 | Robert Strombachs v Yusuke Takahashi | 3-6,6-3,1-6 |
| Challenger Salinas 2 | 2021/04/26 18:00 | Nicolas Alvarez v Yusuke Takahashi | 7-6,6-0 |
| Challenger - Salinas | 2021/04/19 14:30 | Facundo Diaz Acosta v Yusuke Takahashi | 6-2,6-2 |
| Challenger - Salinas | 2021/04/18 16:55 | Gage Brymer v Yusuke Takahashi | 4-6,4-6 |
| ITF M15 - Sharm El Sheikh | 2021/03/17 09:05 | Lucas Miedler v Yusuke Takahashi | 6-4,6-2 |
| ITF M15 - Monastir | 2021/05/12 08:30 | Yuta Kikuchi v Omni Kumar | 6-7,1-6 |
| ITF M15 - Monastir | 2021/05/10 13:30 | Luca Castagnola v Omni Kumar | 6-7,2-6 |
| ITF M15 - Monastir | 2021/05/10 09:00 | Esteban Bruna v Omni Kumar | 1-6,4-6 |
| ITF M15 - Monastir | 2021/05/09 12:00 | Giacomo Revelli v Omni Kumar | 2-6,0-6 |
| ITF M15 - Monastir | 2021/05/05 11:05 | Gustavo Heide v Omni Kumar | 6-4,6-2 |
| ITF M15 - Monastir | 2021/05/04 08:00 | Andrea Picchione v Omni Kumar | 4-6,2-6 |
| ITF M15 - Monastir | 2021/05/03 13:00 | Olivier Rojas v Omni Kumar | 6-4,3-6,8-10 |
| ITF M15 - Monastir | 2021/05/02 10:30 | Riccardo Chessari v Omni Kumar | 1-6,2-6 |