Stadium: Court 7 Round: 54 Ground: Hardcourt indoor
| UK Pro League | 2021/10/30 15:30 | Llewelyn Bevan v Yujiro Onuma | 6-4,6-7,14-12 |
| UK Pro League | 2021/10/29 15:30 | Cheraag Bajwa v Yujiro Onuma | 2-6,2-6 |
| UK Pro League | 2021/10/27 15:00 | Giles Hussey v Yujiro Onuma | 1-6,4-6 |
| UK Pro League | 2021/10/26 16:30 | Daniel Little v Yujiro Onuma | 6-2,6-3 |
| ITF M25 Poznan | 2021/08/24 08:00 | Jose Pereira v Yujiro Onuma | 6-0,6-0 |
| ITF M15 Lodz | 2021/08/15 09:30 | Yujiro Onuma v Fermin Calvo Barcelo | 1-6,1-6 |
| ITF M15 Gdynia | 2021/08/09 08:00 | Yujiro Onuma v Max Basing | 1-6,3-6 |
| ITF M15 Gdynia | 2021/08/08 08:00 | Yujiro Onuma v Jan Jermar | 6-4,2-6,10-5 |
| ITF M15 Ostrava | 2021/11/24 14:30 | Michal Mikula v Scott Duncan | 4-6,6-4,6-4 |
| ITF M15 Ostrava | 2021/11/22 09:00 | Scott Duncan v Leyton Rivera | 3-6,6-4,10-8 |
| ITF M15 Opava | 2021/11/16 10:50 | Scott Duncan v Michal Mikula | 4-6,2-6 |
| ITF M15 Opava | 2021/11/15 10:35 | Scott Duncan v Ying Hou | 6-1,6-2 |
| ITF M15 Opava | 2021/11/14 10:00 | Scott Duncan v Filip Kana | 6-3,6-1 |
| ITF M15 Parnu | 2021/10/27 07:00 | Scott Duncan v Raffael Schaer | 2-6,4-6 |
| ITF M25 Hamburg | 2021/10/17 16:45 | Yannik Steinegger v Scott Duncan | 6-2,2-6,10-6 |
| ITF M25 Hamburg | 2021/10/17 11:15 | Joel Vincent Link v Scott Duncan | 2-6,0-6 |