| Challenger Sao Paulo | 2022/06/28 21:00 | Nelson Azuma v Gustavo Pedroso | W | 3-0 |
| Challenger Sao Paulo | 2022/06/21 23:00 | Gustavo Pedroso v Nelson Azuma | L | 3-1 |
| Challenger Sao Paulo | 2022/06/08 02:40 | Gustavo Pedroso v Nelson Azuma | L | 3-1 |
| Challenger Sao Paulo | 2022/04/12 23:40 | Gustavo Pedroso v Nelson Azuma | W | 0-3 |