Stadium: Court 4 Round: 25 Ground: Hardcourt outdoor
| ITF M25 Canberra | 2022/02/17 00:40 | Dane Sweeny v Keisuke Saitoh | 6-3,6-4 |
| ITF M25 Canberra | 2022/02/14 23:00 | Jordan Smith v Keisuke Saitoh | 2-6,6-3,5-7 |
| ITF M25 Monastir | 2022/01/31 09:00 | Shinji Hazawa v Keisuke Saitoh | 6-1,6-3 |
| ITF M25 Monastir | 2022/01/30 12:30 | Keisuke Saitoh v Charlelie Cosnet | 1-6,6-1,10-6 |
| ITF M25 Monastir | 2022/01/28 08:30 | Filip Misolic v Keisuke Saitoh | 6-1,6-4 |
| ITF M25 Monastir | 2022/01/27 08:30 | Keisuke Saitoh v Harold Mayot | 6-4,6-4 |
| ITF M25 Monastir | 2022/01/26 13:10 | Aziz Ouakaa v Keisuke Saitoh | 6-4,5-7,5-7 |
| ITF M25 Monastir | 2022/01/24 13:55 | Florent Bax v Keisuke Saitoh | 2-6,3-6 |
| ITF M25 Canberra | 2022/02/18 02:45 | Rubin Statham v Matthew Romios | 6-3,6-7,6-4 |
| ITF M25 Canberra | 2022/02/17 02:35 | Chanchai Sookton-Eng v Matthew Romios | 3-6,3-6 |
| ITF M25 Canberra | 2022/02/16 04:05 | Cade Birrell v Matthew Romios | 6-7,2-6 |
| ITF M25 Canberra | 2022/02/10 23:00 | Matthew Romios v James McCabe | 6-4,2-6,3-6 |
| ITF M25 Canberra | 2022/02/10 00:30 | Matthew Romios v Nicholas Jovanovski | 6-2,6-4 |
| ITF M25 Canberra | 2022/02/08 23:00 | Matthew Romios v Nikita Volonski | 6-4,6-4 |
| ATP Sydney | 2022/01/09 00:00 | Stefano Travaglia v Matthew Romios | 7-5,6-1 |
| Challenger Bendigo | 2022/01/03 04:25 | Jaroslav Pospisil v Matthew Romios | 6-2,6-3 |