Stadium: Court 20 Round: 62 Ground: Clay
| ITF M15 Sharm El Sheikh | 2021/01/31 17:30 | Jumpei Yamasaki v Federico Bertuccioli | 6-3,6-2 |
| ITF M15 Antalya | 2021/04/27 10:30 | Mick Veldheer v Jumpei Yamasaki | 4-6,6-1,6-0 |
| ITF M15 Antalya | 2021/04/20 07:00 | Jumpei Yamasaki v Bogdan Bobrov | 3-6,5-7 |
| ITF M15 Antalya | 2021/04/13 07:00 | Jumpei Yamasaki v Karl Friberg | 1-6,2-6 |
| ITF M15 Sharm El Sheikh | 2021/03/03 07:30 | Martins Podzus v Jumpei Yamasaki | 7-5,6-3 |
| ITF M15 Sharm El Sheikh | 2021/02/24 12:25 | Jumpei Yamasaki v Shintaro Imai | 6-7,6-7 |
| ITF M15 Sharm El Sheikh | 2021/02/17 12:45 | Lucas Catarina v Jumpei Yamasaki | 6-2,6-4 |
| ITF M15 Sharm El Sheikh | 2021/02/08 09:30 | Jumpei Yamasaki v Chien Hsun Lo | 3-6,4-6 |
| ITF M15 Sharm El Sheikh | 2021/02/07 13:00 | Jumpei Yamasaki v Rishi Reddy | 6-4,6-4 |
| ITF M15 Shymkent | 2021/04/15 03:55 | Federico Bertuccioli v Andrey Chepelev | 5-7,4-6 |
| ITF M15 Shymkent | 2021/04/14 04:00 | Vladyslav Manafov v Federico Bertuccioli | 4-6,4-6 |
| ITF M15 Shymkent | 2021/04/13 05:00 | Aleksei Khomich v Federico Bertuccioli | 2-6,4-6 |
| ITF M15 Shymkent | 2021/04/12 04:40 | Demid Gorbachev v Federico Bertuccioli | 0-6,0-6 |
| ITF M15 Shymkent | 2021/04/09 05:30 | Eric Vanshelboim v Federico Bertuccioli | 6-0,6-0 |
| ITF M15 Shymkent | 2021/04/08 04:00 | Mark Tryakshin v Federico Bertuccioli | 1-6,3-6 |
| ITF M15 Shymkent | 2021/04/07 05:10 | Federico Bertuccioli v Jurabek Karimov | 6-3,6-2 |
| ITF M15 Shymkent | 2021/04/06 03:55 | Ibrokhimjon Urinov v Federico Bertuccioli | 2-6,1-6 |