| Challenger Sao Paulo | 2022/03/26 23:40 | Fabio Mizutani v Guilherme Mattos | L | 3-0 |
| Challenger Sao Paulo | 2022/03/25 22:20 | Fabio Mizutani v Guilherme Mattos | L | 3-1 |
| Challenger Sao Paulo | 2022/03/25 00:20 | Guilherme Mattos v Fabio Mizutani | L | 0-3 |
| Challenger Sao Paulo | 2022/03/18 21:40 | Fabio Mizutani v Guilherme Mattos | L | 3-1 |
| Challenger Sao Paulo | 2022/04/06 23:20 | Andre Cruz v Guilherme Mattos | W | 0-3 |
| Challenger Sao Paulo | 2022/04/06 22:40 | Guilherme Mattos v Carlos Alberto Torres Ferraz | L | 2-3 |
| Challenger Sao Paulo | 2022/04/06 22:00 | Guilherme Mattos v Marco Cruz | W | 3-1 |
| Challenger Sao Paulo | 2022/04/06 21:20 | Guilherme Mattos v Alejandro Fernandez Junior | L | 0-3 |
| Challenger Sao Paulo | 2022/04/01 02:40 | Alejandro Fernandez Junior v Guilherme Mattos | L | 3-0 |
| Challenger Sao Paulo | 2022/04/01 02:00 | Milton Cardoso v Guilherme Mattos | W | 1-3 |
| Challenger Sao Paulo | 2022/04/01 01:20 | Manuel Freitas Chambel Paiva v Guilherme Mattos | L | 3-1 |
| Challenger Sao Paulo | 2022/04/01 00:40 | Douglas Tomioka v Guilherme Mattos | L | 3-1 |
| Challenger Sao Paulo | 2022/04/06 23:00 | Fabio Mizutani v Hiromi Yokoyama | W | 3-0 |
| Challenger Sao Paulo | 2022/04/06 21:40 | Fabio Mizutani v Andre Cruz | W | 3-0 |
| Challenger Sao Paulo | 2022/04/06 21:00 | Fabio Mizutani v Carlos Alberto Torres Ferraz | W | 3-2 |
| Challenger Sao Paulo | 2022/03/31 01:40 | Fabio Mizutani v De Hong Jung | W | 3-2 |
| Challenger Sao Paulo | 2022/03/31 01:00 | Jefferson Silva v Fabio Mizutani | W | 1-3 |
| Challenger Sao Paulo | 2022/03/31 00:20 | Thiago Vieira v Fabio Mizutani | L | 3-1 |
| Challenger Sao Paulo | 2022/03/30 23:40 | Fabio Mizutani v Carlos Alberto Torres Ferraz | L | 2-3 |
| Challenger Sao Paulo | 2022/03/30 23:20 | Alejandro Fernandez Junior v Fabio Mizutani | L | 3-0 |