| Challenger Sao Paulo | 2022/07/02 01:00 | Guilherme Mattos v Alejandro Fernandez Junior | L | 3-0 |
| Challenger Sao Paulo | 2022/07/01 01:40 | Alejandro Fernandez Junior v Guilherme Mattos | W | 3-0 |
| Challenger Sao Paulo | 2022/06/30 02:40 | Guilherme Mattos v Alejandro Fernandez Junior | W | 0-3 |
| Challenger Sao Paulo | 2022/06/23 00:20 | Guilherme Mattos v Alejandro Fernandez Junior | L | 3-2 |
| Challenger Sao Paulo | 2022/06/19 02:20 | Alejandro Fernandez Junior v Guilherme Mattos | L | 1-3 |
| Challenger Sao Paulo | 2022/06/16 02:20 | Alejandro Fernandez Junior v Guilherme Mattos | W | 3-1 |
| Challenger Sao Paulo | 2022/06/10 02:20 | Alejandro Fernandez Junior v Guilherme Mattos | W | 3-0 |
| Challenger Sao Paulo | 2022/06/08 21:20 | Alejandro Fernandez Junior v Guilherme Mattos | W | 3-0 |
| Challenger Sao Paulo | 2022/07/07 01:20 | Alejandro Fernandez Junior v Douglas Tomioka | W | 3-0 |
| Challenger Sao Paulo | 2022/07/07 00:00 | Alejandro Fernandez Junior v Rogerio Capobianco | W | 3-0 |
| Challenger Sao Paulo | 2022/07/06 22:40 | Fabio Mizutani v Alejandro Fernandez Junior | W | 2-3 |
| Challenger Sao Paulo | 2022/07/06 22:00 | Marco Cruz v Alejandro Fernandez Junior | W | 0-3 |
| Challenger Sao Paulo | 2022/07/06 21:20 | Everton Vianna v Alejandro Fernandez Junior | W | 0-3 |
| Challenger Sao Paulo | 2022/07/02 02:20 | Alejandro Fernandez Junior v Roberto Tadashi Ishikawa | W | 3-0 |
| Challenger Sao Paulo | 2022/07/02 01:40 | Luciano Martins Vieira Junior v Alejandro Fernandez Junior | W | 0-3 |
| Challenger Sao Paulo | 2022/07/02 01:00 | Guilherme Mattos v Alejandro Fernandez Junior | L | 3-0 |
| Challenger Sao Paulo | 2022/07/07 01:20 | Guilherme Mattos v Rogerio Capobianco | W | 3-1 |
| Challenger Sao Paulo | 2022/07/06 23:00 | Guilherme Mattos v Marco Cruz | W | 3-0 |
| Challenger Sao Paulo | 2022/07/06 21:40 | Guilherme Mattos v Douglas Tomioka | L | 2-3 |
| Challenger Sao Paulo | 2022/07/06 21:00 | Valter Mukaibata v Guilherme Mattos | W | 0-3 |
| Challenger Sao Paulo | 2022/07/02 02:40 | Guilherme Mattos v Fabio Mizutani | L | 1-3 |
| Challenger Sao Paulo | 2022/07/02 02:00 | Guilherme Mattos v Douglas Tomioka | L | 0-3 |
| Challenger Sao Paulo | 2022/07/02 01:00 | Guilherme Mattos v Alejandro Fernandez Junior | W | 3-0 |
| Challenger Sao Paulo | 2022/07/02 00:40 | Guilherme Mattos v Hiromi Yokoyama | W | 3-2 |