| Challenger Sao Paulo | 2022/06/08 21:20 | Alejandro Fernandez Junior v Guilherme Mattos | W | 3-0 |
| Challenger Sao Paulo | 2022/05/13 02:40 | Guilherme Mattos v Alejandro Fernandez Junior | W | 1-3 |
| Challenger Sao Paulo | 2022/05/11 23:20 | Alejandro Fernandez Junior v Guilherme Mattos | W | 3-0 |
| Challenger Sao Paulo | 2022/05/06 01:40 | Guilherme Mattos v Alejandro Fernandez Junior | W | 0-3 |
| Challenger Sao Paulo | 2022/05/04 22:00 | Alejandro Fernandez Junior v Guilherme Mattos | W | 3-1 |
| Challenger Sao Paulo | 2022/04/09 21:00 | Alejandro Fernandez Junior v Guilherme Mattos | W | 3-1 |
| Challenger Sao Paulo | 2022/04/07 21:20 | Guilherme Mattos v Alejandro Fernandez Junior | W | 1-3 |
| Challenger Sao Paulo | 2022/04/06 21:20 | Guilherme Mattos v Alejandro Fernandez Junior | W | 0-3 |
| Challenger Sao Paulo | 2022/06/10 01:40 | Alejandro Fernandez Junior v Allan Sarmento | L | 1-3 |
| Challenger Sao Paulo | 2022/06/10 00:40 | Alejandro Fernandez Junior v Douglas Tomioka | L | 2-3 |
| Challenger Sao Paulo | 2022/06/10 00:00 | Alejandro Fernandez Junior v Fabio Mizutani | W | 3-0 |
| Challenger Sao Paulo | 2022/06/09 23:20 | Marcio Sasaki v Alejandro Fernandez Junior | W | 0-3 |
| Challenger Sao Paulo | 2022/06/09 22:40 | Alejandro Fernandez Junior v Silnei Yuta | W | 3-0 |
| Challenger Sao Paulo | 2022/06/09 22:00 | Alejandro Fernandez Junior v Vitor Carlesse Martins | W | 3-0 |
| Challenger Sao Paulo | 2022/06/09 02:20 | Alejandro Fernandez Junior v Roberto Tadashi Ishikawa | W | 3-0 |
| Challenger Sao Paulo | 2022/06/09 01:40 | Alejandro Fernandez Junior v Fabio Mizutani | W | 3-0 |
| Challenger Sao Paulo | 2022/06/10 01:40 | Guilherme Mattos v Fabio Mizutani | L | 1-3 |
| Challenger Sao Paulo | 2022/06/10 01:00 | Allan Sarmento v Guilherme Mattos | L | 3-0 |
| Challenger Sao Paulo | 2022/06/10 00:20 | Silnei Yuta v Guilherme Mattos | L | 3-1 |
| Challenger Sao Paulo | 2022/06/09 23:40 | Guilherme Mattos v Douglas Tomioka | L | 0-3 |
| Challenger Sao Paulo | 2022/06/09 23:20 | Everton Vianna v Guilherme Mattos | L | 3-1 |
| Challenger Sao Paulo | 2022/06/09 22:20 | Guilherme Mattos v Marcio Sasaki | W | 3-1 |
| Challenger Sao Paulo | 2022/06/09 21:20 | Guilherme Mattos v Vitor Carlesse Martins | W | 3-0 |
| Challenger Sao Paulo | 2022/06/09 02:20 | Newton Takaki v Guilherme Mattos | L | 3-0 |