| Challenger Sao Paulo | 2022/04/10 01:20 | De Hong Jung v Guilherme Mattos | W | 1-3 |
| Challenger Sao Paulo | 2022/04/07 02:20 | Guilherme Mattos v De Hong Jung | W | 3-0 |
| Challenger Sao Paulo | 2022/03/31 00:00 | Guilherme Mattos v De Hong Jung | W | 3-1 |
| 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 |