Stadium: Main Court (7) Round: 44 Ground: Clay
| ITF M25 Grodzisk Mazowiecki | 2021/08/02 08:00 | Yujiro Onuma v Piotr Pawlak | 3-6,6-3,10-6 |
| ITF M25 Grodzisk Mazowiecki | 2021/08/01 09:55 | Dominik Langmajer v Yujiro Onuma | 3-6,3-6 |
| LTA British Tour | 2020/09/04 10:00 | Yujiro Onuma v Jonathan Gray | 3-6,3-6 |
| ITF M25 Sunderland | 2020/02/23 12:25 | Yujiro Onuma v Hendrik Jebens | 6-7,2-6 |
| ITF M25 Glasgow | 2020/02/16 16:15 | Yujiro Onuma v Tom Hands | 2-6,2-6 |
| ITF M25 Shrewsbury | 2019/09/23 15:35 | Elliott Farmer v Yujiro Onuma | 6-3,6-4 |
| ITF M25 Shrewsbury | 2019/09/23 11:15 | Yujiro Onuma v Cheraag Bajwa | 1-6,6-1,10-6 |
| ITF M25 Grodzisk Mazowiecki | 2021/08/02 07:55 | Vojtech Vlkovsky v Martyn Pawelski | 6-1,7-6 |
| ITF M25 Kottingbrunn | 2021/07/18 07:30 | Lukas Pokorny v Vojtech Vlkovsky | 7-6,6-4 |
| ITF M25 Most | 2021/05/24 09:00 | Stepan Mruzek v Vojtech Vlkovsky | 7-6,6-2 |
| ITF M25 Most | 2021/05/23 14:00 | Vojtech Vlkovsky v Daniel Paty | 7-6,6-3 |
| ITF M25 Jablonec Nad Nisou | 2021/05/16 07:30 | Andrew Paulson v Vojtech Vlkovsky | 6-1,6-4 |
| ITF M25 Prague | 2021/05/09 11:00 | Vojtech Vlkovsky v Petr Michnev | 6-2,5-7,8-10 |
| Czechia Extraliga | 2020/12/14 10:35 | David Poljak v Vojtech Vlkovsky | 6-0,6-1 |
| Czechia Extraliga | 2020/12/13 10:00 | Jaroslav Pospisil v Vojtech Vlkovsky | 6-2,6-3 |