Stadium: Court 2 Round: 62 Ground: Hardcourt outdoor
| 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 | 2021/08/10 07:30 | Masamichi Imamura v Keisuke Saitoh | 6-7,2-6 |
| ITF M15 Monastir | 2021/08/09 07:30 | Babji Siva Atturu v Keisuke Saitoh | 1-6,0-6 |
| ITF M15 Káhira | 2021/08/05 08:00 | Juan Bautista Torres v Keisuke Saitoh | 6-0,6-1 |
| ITF M15 Monastir | 2021/08/23 08:00 | Ren Nakamura v Rishi Reddy | 4-6,1-6 |
| ITF M15 Monastir | 2021/08/22 08:30 | Hamza Ben Yaacoub v Rishi Reddy | 0-6,1-6 |
| ITF M15 Monastir | 2021/08/16 08:30 | Mateo Nicolas Martinez v Rishi Reddy | 6-2,6-0 |
| ITF M15 Monastir | 2021/08/15 13:30 | Rishi Reddy v Gabriel Ciro Da Silva | 6-4,6-2 |
| ITF M15 Monastir | 2021/08/08 10:30 | Rishab Agarwal v Rishi Reddy | 4-6,6-4,11-9 |
| ITF M15 Nové Dillí | 2021/03/28 09:30 | Sahil Gaware v Rishi Reddy | 1-6,0-6 |
| ITF M15 Nové Dillí | 2021/03/28 04:00 | Yash Yadav v Rishi Reddy | 6-7,1-6 |
| ITF M15 Pune | 2021/03/22 04:30 | Rishi Reddy v Ranjeet Virali-Murugesan | 5-7,6-2,4-10 |