Stadium: Court 4 Round: 44 Ground: Hardcourt outdoor
| ITF M15 Tay Ninh | 2022/06/06 02:00 | Dhakshineswar Suresh v Phuc Huynh | 6-2,6-1 |
| ITF M15 Tay Ninh | 2022/06/05 02:00 | Phuc Huynh v David Hough | 6-0,6-0 |
| UTR Pro Tennis Series Dallas | 2021/08/12 16:00 | Robert Cash v Phuc Huynh | 6-2,3-6,6-0 |
| UTR Pro Tennis Series Dallas | 2021/08/11 15:30 | Phuc Huynh v Sema Pankin | 6-7,1-6 |
| UTR Pro Tennis Series Dallas | 2021/08/09 21:30 | Phuc Huynh v Abhishek Bastola | 2-6,7-6,5-3 |
| UTR Pro Tennis Series Dallas | 2021/08/08 16:30 | A.J Catanzariti v Phuc Huynh | 4-6,6-3,6-0 |
| ITF M25 Harmon | 2022/06/09 01:40 | Rio Noguchi v Issei Okamura | 1-6,6-3,6-1 |
| ITF M25 Harmon | 2022/06/08 01:20 | Daiki Yoshimura v Issei Okamura | 3-6,7-6,4-6 |
| ITF M25 Harmon | 2022/05/31 00:00 | Issei Okamura v Geun Jun Kim | 6-7,7-5,4-6 |
| ITF M15 Chiang Rai | 2022/04/19 02:00 | Thantub Suksumrarn v Issei Okamura | 6-3,7-6 |
| ITF M15 Chiang Rai | 2022/04/18 05:45 | Suphawat Saeoui v Issei Okamura | 4-6,2-6 |
| ITF M15 Chiang Rai Qual | 2022/04/17 12:10 | Issei Okamura v Ishaque Eqbal | 6-4,3-6,10-4 |
| ITF M15 Chiang Rai Qual | 2022/04/10 13:10 | Issei Okamura v Alexander Crnokrak | 3-6,4-6 |
| ITF M15 Chiang Rai | 2022/04/05 05:45 | Orel Kimhi v Issei Okamura | 6-7,7-6,6-2 |