Stadium: Court 1 Round: 26 Ground: Clay
| Challenger Concepcion | 2022/01/21 15:00 | Hugo Dellien v Pedro Sakamoto | 6-2,6-4 |
| Challenger Concepcion | 2022/01/20 15:00 | Quentin Folliot v Pedro Sakamoto | 4-6,3-6 |
| Challenger Concepcion | 2022/01/18 19:30 | Pedro Sakamoto v Renzo Olivo | 6-1,6-1 |
| Challenger Blumenau | 2022/01/13 13:00 | Facundo Diaz Acosta v Pedro Sakamoto | 6-4,6-3 |
| Challenger Blumenau | 2022/01/12 13:00 | Pedro Sakamoto v Roman Andres Burruchaga | 4-6,6-3,6-2 |
| Challenger Rio De Janeiro | 2021/12/15 16:35 | Pedro Sakamoto v Roy Smith | 7-6,4-6,3-6 |
| Challenger Rio De Janeiro | 2021/12/13 21:00 | Pedro Sakamoto v Facundo Juarez | 6-4,4-6,6-4 |
| Challenger Florianopolis | 2021/12/06 13:00 | Pedro Sakamoto v Federico Zeballos | 5-7,1-6 |
| ITF M15 Cancun MD | 2022/06/03 19:00 | Joao Giannella v Vitor Leal | 3-6,2-6 |
| ITF M15 Cancun MD | 2022/05/29 20:00 | Joao Giannella v Zachary Mintz | 6-2,6-0 |
| ITF M25 Cancun | 2022/05/23 14:00 | Aurel Ciocanu v Joao Giannella | 7-5,6-4 |
| ITF M25 Cancun | 2022/05/22 14:00 | Vitor Leal v Joao Giannella | 3-6,6-7 |
| ITF M25 Cancun | 2022/05/16 14:00 | Arvid Nordquist v Joao Giannella | 6-3,6-3 |
| ITF M25 Cancun | 2022/05/15 15:00 | Joao Giannella v Diego Lopato-Miguel | 6-1,6-1 |
| ITF M25 Cancun | 2022/05/09 15:00 | Joseph Corse v Joao Giannella | 6-2,6-3 |
| ITF M25 Campos do Jordao | 2022/02/04 16:00 | Joao Giannella v Wilson Leite | 1-6,3-6 |