Stadium: Court 5 Round: 62 Ground: Hardcourt outdoor
| ITF M15 Sharm El Sheikh | 2021/03/31 14:10 | Issei Okamura v Petros Chrysochos | 2-6,4-6 |
| ITF M15 Sharm El Sheikh | 2021/03/30 07:30 | Issei Okamura v Lewie Lane | 6-4,1-6,10-6 |
| ITF M15 Sharm El Sheikh | 2021/03/29 11:30 | Issei Okamura v Ivan Mikhaylyuk | 6-1,6-2 |
| ITF M15 Sharm El Sheikh | 2021/03/28 14:30 | Issei Okamura v Michal Novansky | 6-1,6-1 |
| ITF M15 Sharm El Sheikh | 2021/03/21 17:30 | Issei Okamura v Tim Handel | 4-6,4-6 |
| ITF M15 Sharm El Sheikh | 2021/02/07 13:00 | Issei Okamura v Erik Crepaldi | 3-6,0-6 |
| ITF M15 Sharm El Sheikh | 2021/02/02 09:40 | Erik Crepaldi v Issei Okamura | 6-0,6-3 |
| ITF M15 Sharm El Sheikh | 2021/02/01 08:00 | Maikel De Boes v Issei Okamura | 3-6,1-6 |
| UTR Pro Tennis Series Florida | 2021/03/13 14:00 | Ronan Jachuck v Kiranpal Pannu | 7-6,4-6,4-6 |
| UTR Pro Tennis Series Florida | 2021/03/10 14:00 | Ronan Jachuck v Giulio Perego | 6-1,6-2 |
| UTR Pro Tennis Series Florida | 2021/03/09 14:00 | Ronan Jachuck v Tristan Meraut | 7-5,6-2 |
| UTR Pro Tennis Series Florida | 2021/03/08 15:30 | Ronan Jachuck v Nicolas Kotzen | 6-0,6-7,5-6 |
| ITF M25 Naples | 2021/02/22 16:00 | Ronan Jachuck v Christian Langmo | 6-7,3-6 |
| ITF M25 Naples | 2021/02/15 16:00 | Ronan Jachuck v Govind Nanda | 3-6,1-6 |
| UTR Pro Tennis Series Florida | 2021/01/23 17:00 | Nick Chappell v Ronan Jachuck | 6-4,2-6,5-4 |
| UTR Pro Tennis Series Florida | 2021/01/22 18:00 | Ronan Jachuck v Tommaso Carnevale-Miino | 6-3,6-3 |