Estádio: Court 5 Round: 62 Ground: Clay
| ITF - M15 Cairo | 2021/07/26 09:00 | Keisuke Saitoh v Marco De Rosa | 7-6,6-0 |
| ITF - M15 Cairo | 2021/07/25 11:00 | Keisuke Saitoh v Ali Habib | 6-3,3-6,10-5 |
| ITF - M15 Antália | 2021/05/12 06:45 | Orlando Luz v Keisuke Saitoh | 3-6,6-3,6-1 |
| ITF - M15 Antália | 2021/05/11 07:00 | Thomas Deschamps v Keisuke Saitoh | 2-6,5-7 |
| ITF - M15 Antália | 2021/05/10 07:00 | Keisuke Saitoh v Marco Miceli | 5-7,7-5,10-4 |
| ITF - M15 Antália | 2021/05/09 07:00 | Keisuke Saitoh v Arda Azkara | 6-1,6-2 |
| ITF - M15 Antália | 2021/05/02 06:00 | Gerald Melzer v Keisuke Saitoh | 6-4,6-2 |
| ITF - M15 Antália | 2021/04/25 07:00 | Keisuke Saitoh v Daniil Glinka | 0-6,2-6 |
| ITF - M15 Cairo | 2021/07/26 08:00 | Nicolas Bruna v Lautaro Agustin Falabella | 2-6,1-6 |
| ITF - M15 Cairo | 2021/07/25 09:30 | Lautaro Agustin Falabella v Yuichiro Inui | 6-3,6-1 |
| ITF - M15 Cairo | 2021/07/21 08:00 | Lautaro Agustin Falabella v Lorenzo Bocchi | 3-6,2-6 |
| ITF - M15 Cairo | 2021/07/20 08:00 | Saud Alhogbani v Lautaro Agustin Falabella | 4-6,1-6 |
| ITF - M15 Cairo | 2021/07/19 07:30 | Andrei Cuceu v Lautaro Agustin Falabella | 4-6,3-6 |
| ITF - M15 Cairo | 2021/07/18 13:00 | Adham Gaber v Lautaro Agustin Falabella | 4-6,3-6 |
| ITF - M15 Sófia | 2021/07/04 10:30 | Lautaro Agustin Falabella v Bogdan Pavel | 7-6,2-6,8-10 |
| ITF - M15 Córdoba | 2021/04/07 15:50 | Benjamin Dhoe v Lautaro Agustin Falabella | 6-4,3-6,6-3 |