Stadium: Court 3 Round: 25 Ground: Clay
| 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 Sharm El Sheikh | 2021/02/01 12:30 | Jumpei Yamasaki v Daisuke Sumizawa | 6-4,1-6,8-10 |
| ITF M15 Sharm El Sheikh | 2021/01/31 17:30 | Jumpei Yamasaki v Federico Bertuccioli | 6-3,6-2 |
| ITF M15 Antalya | 2021/04/15 13:05 | Nicolae Frunza v Bogdan Bobrov | 6-3,7-5 |
| ITF M15 Antalya | 2021/04/13 08:50 | Leonardo Malgaroli v Bogdan Bobrov | 7-6,3-6,1-6 |
| ITF M15 Antalya | 2021/04/06 07:00 | Constantin Schmitz v Bogdan Bobrov | 6-1,6-4 |
| ITF M15 Antalya | 2021/04/01 07:30 | Matteo Gigante v Bogdan Bobrov | 7-5,7-6 |
| ITF M15 Antalya | 2021/03/31 10:25 | Viacheslav Bielinskyi v Bogdan Bobrov | 2-6,3-6 |
| ITF M15 Kazan | 2021/03/11 11:25 | Evgeny Philippov v Bogdan Bobrov | 7-6,6-2 |
| ITF M15 Kazan | 2021/03/10 16:10 | Yan Sabanin v Bogdan Bobrov | 4-6,5-7 |
| Challenger Nur-Sultan | 2021/03/01 04:00 | Tung-Lin Wu v Bogdan Bobrov | 7-5,7-5 |