| Challenger Sao Paulo | 2022/06/15 22:00 | Fabio Mizutani v Guilherme Mattos | W | 3-0 |
| Challenger Sao Paulo | 2022/06/10 01:40 | Guilherme Mattos v Fabio Mizutani | W | 1-3 |
| Challenger Sao Paulo | 2022/06/08 22:00 | Fabio Mizutani v Guilherme Mattos | W | 3-0 |
| Challenger Sao Paulo | 2022/05/12 01:40 | Guilherme Mattos v Fabio Mizutani | L | 3-0 |
| Challenger Sao Paulo | 2022/04/08 00:00 | Guilherme Mattos v Fabio Mizutani | L | 3-1 |
| Challenger Sao Paulo | 2022/04/07 00:00 | Guilherme Mattos v Fabio Mizutani | L | 3-1 |
| Challenger Sao Paulo | 2022/03/26 23:40 | Fabio Mizutani v Guilherme Mattos | W | 3-0 |
| Challenger Sao Paulo | 2022/03/25 22:20 | Fabio Mizutani v Guilherme Mattos | W | 3-1 |
| Challenger Sao Paulo | 2022/06/18 21:00 | Fabio Mizutani v Hiromi Yokoyama | W | 3-1 |
| Challenger Sao Paulo | 2022/06/16 02:40 | Marco Cruz v Fabio Mizutani | W | 1-3 |
| Challenger Sao Paulo | 2022/06/16 01:40 | Newton Takaki v Fabio Mizutani | W | 0-3 |
| Challenger Sao Paulo | 2022/06/16 01:00 | Fabio Mizutani v Roberto Tadashi Ishikawa | W | 3-1 |
| Challenger Sao Paulo | 2022/06/16 00:20 | Alejandro Fernandez Junior v Fabio Mizutani | L | 3-2 |
| Challenger Sao Paulo | 2022/06/15 23:00 | Rogerio Capobianco v Fabio Mizutani | W | 0-3 |
| Challenger Sao Paulo | 2022/06/15 22:20 | Fabio Mizutani v Douglas Tomioka | L | 2-3 |
| Challenger Sao Paulo | 2022/06/15 22:00 | Fabio Mizutani v Guilherme Mattos | W | 3-0 |
| Challenger Sao Paulo | 2022/06/18 21:20 | Douglas Tomioka v Guilherme Mattos | W | 1-3 |
| Challenger Sao Paulo | 2022/06/16 02:20 | Alejandro Fernandez Junior v Guilherme Mattos | L | 3-1 |
| Challenger Sao Paulo | 2022/06/16 02:00 | Guilherme Mattos v Rogerio Capobianco | W | 3-0 |
| Challenger Sao Paulo | 2022/06/16 01:20 | Guilherme Mattos v Douglas Tomioka | L | 1-3 |
| Challenger Sao Paulo | 2022/06/16 00:00 | Guilherme Mattos v Andre Cruz | W | 3-0 |
| Challenger Sao Paulo | 2022/06/15 23:20 | Guilherme Mattos v Roberto Tadashi Ishikawa | W | 3-1 |
| Challenger Sao Paulo | 2022/06/15 22:40 | Marco Cruz v Guilherme Mattos | W | 1-3 |
| Challenger Sao Paulo | 2022/06/15 22:00 | Fabio Mizutani v Guilherme Mattos | L | 3-0 |