| ITF M15 Albuquerque | 09/27 19:35 | 25 | Rei Sakamoto v Arda Azkara | 4-6,6-0,7-6 | |
| ITF M15 Lubbock | 09/20 19:15 | 25 | Demetris Azoides v Rei Sakamoto | 3-6,6-1,6-1 | |
| ITF M15 Champaign | 09/17 19:30 | 28 | Sekou Bangoura v Rei Sakamoto | 6-2,6-2 | |
| ITF M15 Champaign | 09/16 16:00 | 27 | Rei Sakamoto v A.J Catanzariti | 6-4,6-4 | |
| ITF M15 Champaign | 09/15 19:55 | 26 | Tadeas Paroulek v Rei Sakamoto | 3-6,4-6 | |
| ITF M15 Champaign | 09/13 16:00 | 25 | Kenta Miyoshi v Rei Sakamoto | 4-6,3-6 | |
| ITF M15 Antalya | 04/27 10:30 | 25 | Rei Sakamoto v Brandon Walkin | Cancelled | |
| ITF M15 Antalya | 04/19 12:55 | 25 | Rei Sakamoto v Gauthier Onclin | 0-6,2-6 |