| Challenger Sao Paulo | 2022/05/05 02:00 | Guilherme Mattos v Douglas Tomioka | L | 0-3 |
| Challenger Sao Paulo | 2022/04/09 23:20 | Guilherme Mattos v Douglas Tomioka | L | 2-3 |
| Challenger Sao Paulo | 2022/04/08 02:20 | Guilherme Mattos v Douglas Tomioka | L | 0-3 |
| Challenger Sao Paulo | 2022/04/01 00:40 | Douglas Tomioka v Guilherme Mattos | L | 3-1 |
| Challenger Sao Paulo | 2022/05/06 00:00 | Guilherme Mattos v Lennon Uehara | L | 2-3 |
| Challenger Sao Paulo | 2022/05/05 23:20 | Diogo Silva v Guilherme Mattos | L | 3-0 |
| Challenger Sao Paulo | 2022/05/05 22:40 | Guilherme Mattos v De Hong Jung | W | 3-0 |
| Challenger Sao Paulo | 2022/05/05 22:00 | Guilherme Mattos v Newton Takaki | W | 3-0 |
| Challenger Sao Paulo | 2022/05/05 21:20 | Guilherme Mattos v Guilherme Rezende | W | 3-0 |
| Challenger Sao Paulo | 2022/05/05 02:40 | Guilherme Mattos v Jonas Silva | W | 3-0 |
| Challenger Sao Paulo | 2022/05/05 02:00 | Guilherme Mattos v Douglas Tomioka | L | 0-3 |
| Challenger Sao Paulo | 2022/05/05 01:00 | Guilherme Mattos v Lennon Uehara | L | 2-3 |
| Challenger Sao Paulo | 2022/05/05 23:40 | Rodrigo Procidonio Ruiz v Douglas Tomioka | W | 2-3 |
| Challenger Sao Paulo | 2022/05/05 23:00 | Lennon Uehara v Douglas Tomioka | W | 0-3 |
| Challenger Sao Paulo | 2022/05/05 22:20 | Alejandro Fernandez Junior v Douglas Tomioka | L | 3-0 |
| Challenger Sao Paulo | 2022/05/05 21:40 | De Hong Jung v Douglas Tomioka | W | 2-3 |
| Challenger Sao Paulo | 2022/05/05 02:40 | Guilherme Rezende v Douglas Tomioka | W | 0-3 |
| Challenger Sao Paulo | 2022/05/05 02:00 | Guilherme Mattos v Douglas Tomioka | W | 0-3 |
| Challenger Sao Paulo | 2022/05/05 01:20 | Rodrigo Procidonio Ruiz v Douglas Tomioka | W | 0-3 |
| Challenger Sao Paulo | 2022/05/05 00:40 | Alejandro Fernandez Junior v Douglas Tomioka | W | 0-3 |