Stadium: Court 5 Round: 62 Ground: Hardcourt outdoor
| ITF - M15 Monastir | 2021/08/29 10:30 | Keisuke Saitoh v Michel-Alexandre Fortin | 6-3,6-1 |
| ITF - M15 Monastir | 2021/08/25 07:30 | Keisuke Saitoh v Jumpei Yamasaki | 1-6,1-6 |
| ITF - M15 Monastir | 2021/08/24 07:30 | Keisuke Saitoh v Rishi Reddy | 6-4,6-3 |
| ITF - M15 Monastir | 2021/08/23 08:00 | Keisuke Saitoh v Bastian A U Santander | 6-2,6-0 |
| ITF - M15 Monastir | 2021/08/22 07:30 | Keisuke Saitoh v Bryan Aguiar Kuntz | 6-4,6-4 |
| ITF - M15 Monastir | 2021/08/16 08:30 | Keisuke Saitoh v Shohei Chikami | 4-6,1-6 |
| ITF - M15 Monastir | 2021/08/15 11:00 | Keisuke Saitoh v Alec Beckley | 6-3,4-6,10-4 |
| ITF - M15 Monastir | 2021/08/11 18:35 | Keisuke Saitoh v Dane Sweeny | 1-6,4-6 |
| ITF - M15 Monastir | 2021/08/30 10:00 | Adrian Arcon v Luis Diego Chavez Villalpando | 6-7,1-6 |
| ITF - M15 Monastir | 2021/08/29 10:30 | Hao Sheng Koay v Luis Diego Chavez Villalpando | 4-6,6-4,9-11 |
| ITF - M15 Monastir | 2021/08/24 07:30 | Mateo Nicolas Martinez v Luis Diego Chavez Villalpando | 6-4,6-4 |
| ITF - M15 Monastir | 2021/08/23 08:00 | Mohamed Amin Oueslati v Luis Diego Chavez Villalpando | 2-6,0-6 |
| ITF - M15 Monastir | 2021/08/22 10:00 | Masamichi Imamura v Luis Diego Chavez Villalpando | 6-7,6-1,5-10 |
| ITF - M15 Monastir | 2021/08/18 10:25 | Dane Sweeny v Luis Diego Chavez Villalpando | 6-4,6-3 |
| ITF - M15 Monastir | 2021/08/17 07:30 | Masamichi Imamura v Luis Diego Chavez Villalpando | 7-6,7-6 |
| ITF - M15 Monastir | 2021/08/16 08:30 | Vito Dell'Elba v Luis Diego Chavez Villalpando | 2-6,1-6 |