Stadium: Court 6 Round: 62 Ground: Hardcourt outdoor
| ITF M25 Monastir | 2022/02/20 09:00 | Kristjan Tamm v Alberto Morolli | 6-3,6-2 |
| ITF M15 Monastir | 2022/02/16 09:30 | Andrew Paulson v Kristjan Tamm | 6-2,6-1 |
| ITF M25 Monastir | 2022/02/14 12:30 | Kristjan Tamm v Mauro De Maio | 3-6,3-6 |
| ITF M25 Monastir | 2022/02/13 09:00 | Kristjan Tamm v Leonardo Catani | 6-3,6-2 |
| ITF M25 Vilnius | 2022/01/18 11:55 | Kristjan Tamm v Ivan Liutarevich | 2-6,4-6 |
| ITF M15 Cancun | 2021/12/14 17:00 | Kristjan Tamm v Evan Zhu | 6-7,0-6 |
| ITF M15 Cancun | 2021/12/09 14:00 | Christian Langmo v Kristjan Tamm | 6-4,6-0 |
| ITF M15 Cancun | 2021/12/07 16:00 | Dusty H. Boyer v Kristjan Tamm | 4-6,3-6 |
| ITF M25 Monastir | 2022/02/20 09:00 | Thomas Braithwaite v Hikaru Shiraishi | 1-6,6-4,5-10 |
| ITF M15 Monastir | 2022/02/16 13:00 | Hikaru Shiraishi v Alejandro Manzanera Pertusa | 6-0,6-4 |
| ITF M25 Monastir | 2022/02/14 14:15 | Masamichi Imamura v Hikaru Shiraishi | 3-6,2-6 |
| ITF M25 Monastir | 2022/02/14 09:00 | Hikaru Shiraishi v Mathieu Scaglia | 6-4,6-7,10-6 |
| ITF M25 Monastir | 2022/02/13 11:30 | Cesar Bourgois v Hikaru Shiraishi | 4-6,6-7 |
| ITF M15 Monastir | 2022/02/11 11:05 | Guy Den Ouden v Hikaru Shiraishi | 6-3,6-3 |
| ITF M15 Monastir | 2022/02/10 10:45 | Hikaru Shiraishi v Matic Spec | 3-6,6-3,6-4 |
| ITF M15 Monastir | 2022/02/09 13:50 | Alejandro Manzanera Pertusa v Hikaru Shiraishi | 2-6,2-6 |