Stadium: Court 4 Round: 26 Ground: Clay
| Challenger Antalya - Herredouble | 2021/12/09 11:40 | Matsui/Uesugi v Lomakin/Prihodko | 6-3,1-6,8-10 |
| ITF M15 Antalya - Herredouble | 2021/12/04 09:45 | Lomakin/Prihodko v Matsui/Uesugi | 7-5,3-6,10-5 |
| ITF M15 Antalya - Herredouble | 2021/12/03 09:25 | Matsui/Uesugi v Malgaroli/Parizzia | 6-4,6-4 |
| ITF M15 Antalya - Herredouble | 2021/11/30 11:30 | Ilkel/Ozdemir v Matsui/Uesugi | 6-4,1-6,10-12 |
| Challenger Bari - Herredouble | 2021/11/24 10:00 | Glasspool/Heliovaara v Matsui/Uesugi | 7-5,6-2 |
| Challenger Helsinki - Herredouble | 2021/11/16 11:30 | Matsui/Uesugi v Vasa/Vasa | 4-6,4-6 |
| Challenger Biel - Herredouble | 2021/09/21 16:30 | Janvier/Kadhe v Matsui/Uesugi | 7-6,7-6 |
| Challenger Rennes - Herredouble | 2021/09/14 14:30 | Matsui/Uesugi v Kadhe/Schnur | 1-6,6-7 |
| Challenger Forli - Herredouble | 2021/12/11 14:20 | Erler/Miedler v Bortolotti/Gornes | 6-4,6-2 |
| Challenger Forli - Herredouble | 2021/12/10 11:00 | Gengel/Poljak v Bortolotti/Gornes | 4-6,7-6,8-10 |
| Challenger Forli - Herredouble | 2021/12/09 11:00 | Cornea/Fallert v Bortolotti/Gornes | 6-4,6-7,8-10 |
| Challenger Forli - Herredouble | 2021/12/08 14:45 | Kotov/Matuszewski v Bortolotti/Gornes | 3-6,6-7 |
| Challenger Forli - Herredouble | 2021/11/30 20:30 | Bortolotti/Gornes v Sabanov/Sabanov | 6-7,6-4,6-10 |
| Challenger Bari - Herredouble | 2021/11/25 14:45 | Glasspool/Heliovaara v Bortolotti/Gornes | 4-6,6-3,10-7 |
| Challenger Bari - Herredouble | 2021/11/24 11:25 | Bocchi/Noce v Bortolotti/Gornes | 4-6,4-6 |
| Challenger Losinj - Herredouble | 2021/10/20 09:30 | Blancaneaux/Kadhe v Bortolotti/Gornes | 6-2,7-5 |