| Challenger Sao Paulo | 2022/03/26 23:00 | De Hong Jung v Guilherme Mattos | L | 3-1 |
| Challenger Sao Paulo | 2022/03/25 21:40 | De Hong Jung v Guilherme Mattos | W | 0-3 |
| Challenger Sao Paulo | 2022/03/19 01:00 | Guilherme Mattos v De Hong Jung | L | 0-3 |
| Challenger Sao Paulo | 2022/03/30 23:20 | Hiromi Yokoyama v Guilherme Mattos | W | 0-3 |
| Challenger Sao Paulo | 2022/03/30 22:40 | Guilherme Mattos v Thiago Vieira | L | 1-3 |
| Challenger Sao Paulo | 2022/03/30 22:00 | Guilherme Mattos v Manuel Freitas Chambel Paiva | L | 1-3 |
| Challenger Sao Paulo | 2022/03/30 21:20 | Guilherme Mattos v Alejandro Fernandez Junior | L | 0-3 |
| Challenger Sao Paulo | 2022/03/27 02:40 | Gustavo Jeremias Morais v Guilherme Mattos | L | 3-1 |
| Challenger Sao Paulo | 2022/03/27 02:00 | Milton Cardoso v Guilherme Mattos | L | 3-2 |
| Challenger Sao Paulo | 2022/03/27 01:20 | Everton Vianna v Guilherme Mattos | W | 1-3 |
| Challenger Sao Paulo | 2022/03/26 23:40 | Fabio Mizutani v Guilherme Mattos | L | 3-0 |
| Challenger Sao Paulo | 2022/03/30 23:00 | De Hong Jung v Carlos Alberto Torres Ferraz | W | 3-1 |
| Challenger Sao Paulo | 2022/03/30 21:40 | De Hong Jung v Hiromi Yokoyama | W | 3-0 |
| Challenger Sao Paulo | 2022/03/30 21:00 | De Hong Jung v Thiago Vieira | W | 3-2 |
| Challenger Sao Paulo | 2022/03/27 01:40 | Fabio Mizutani v De Hong Jung | W | 2-3 |
| Challenger Sao Paulo | 2022/03/27 01:00 | Milton Cardoso v De Hong Jung | L | 3-2 |
| Challenger Sao Paulo | 2022/03/27 00:20 | De Hong Jung v Silnei Yuta | L | 2-3 |
| Challenger Sao Paulo | 2022/03/27 00:00 | Douglas Tomioka v De Hong Jung | L | 3-0 |
| Challenger Sao Paulo | 2022/03/26 23:00 | De Hong Jung v Guilherme Mattos | W | 3-1 |