| ITF - Harmon M25 | 2022/06/08 00:00 | Rio Noguchi v Yuichiro Inui | 6-0,6-4 |
| ITF - Harmon M25 | 2022/06/02 02:25 | Yuichiro Inui v Takeru Yuzuki | 4-6,4-6 |
| ITF - Harmon M25 | 2022/05/31 02:30 | Yuichiro Inui v Matthew Stubbings | 6-2,6-2 |
| ITF - Sharm El Sheikh M15 | 2022/03/08 09:25 | Yuichiro Inui v Jiri Barnat | 6-7,3-6 |
| ITF - Sharm El Sheikh M15 | 2022/03/07 07:30 | Yuichiro Inui v Omer Yeshaya | 6-3,6-2 |
| ITF - Sharm El Sheikh M15 | 2022/02/28 10:30 | Yuichiro Inui v Alan Bojarski | 0-6,2-6 |
| ITF - Monastir M25 | 2022/01/16 10:30 | Ali Habib v Yuichiro Inui | 6-1,6-2 |
| ITF - Monastir M15 | 2022/01/12 12:25 | Yuichiro Inui v Pierre Delage | 2-6,6-7 |