| Challenger Sao Paulo | 2022/04/07 22:00 | Roberto Tadashi Ishikawa v Alejandro Fernandez Junior | W | 0-3 |
| Challenger Sao Paulo | 2022/04/06 22:00 | Roberto Tadashi Ishikawa v Alejandro Fernandez Junior | W | 1-3 |
| Challenger Sao Paulo | 2022/03/24 00:40 | Roberto Tadashi Ishikawa v Alejandro Fernandez Junior | W | 1-3 |
| Challenger Sao Paulo | 2022/03/11 00:20 | Alejandro Fernandez Junior v Roberto Tadashi Ishikawa | W | 3-0 |
| Challenger Sao Paulo | 2022/03/08 22:00 | Alejandro Fernandez Junior v Roberto Tadashi Ishikawa | W | 3-1 |
| Challenger Sao Paulo | 2022/04/21 00:00 | Douglas Tomioka v Alejandro Fernandez Junior | W | 1-3 |
| Challenger Sao Paulo | 2022/04/20 23:00 | Alejandro Fernandez Junior v Rodrigo Procidonio Ruiz | W | 3-2 |
| Challenger Sao Paulo | 2022/04/20 21:40 | Alejandro Fernandez Junior v De Hong Jung | W | 3-2 |
| Challenger Sao Paulo | 2022/04/20 21:00 | Alejandro Fernandez Junior v Carlos Alberto Torres Ferraz | L | 1-3 |
| Challenger Sao Paulo | 2022/04/10 02:40 | Helder Faria Junior v Alejandro Fernandez Junior | L | 3-0 |
| Challenger Sao Paulo | 2022/04/10 01:40 | Douglas Tomioka v Alejandro Fernandez Junior | L | 3-1 |
| Challenger Sao Paulo | 2022/04/10 01:00 | Alejandro Fernandez Junior v Gustavo Jeremias Morais | W | 3-1 |
| Challenger Sao Paulo | 2022/04/10 00:20 | Heins Bendezu v Alejandro Fernandez Junior | W | 0-3 |
| Challenger Sao Paulo | 2022/04/20 23:00 | Carlos Alberto Torres Ferraz v Roberto Tadashi Ishikawa | W | 2-3 |
| Challenger Sao Paulo | 2022/04/20 22:20 | Roberto Tadashi Ishikawa v Rodrigo Procidonio Ruiz | L | 0-3 |
| Challenger Sao Paulo | 2022/04/20 22:00 | Roberto Tadashi Ishikawa v Leandro Nogueira Carvalho | L | 2-3 |
| Challenger Sao Paulo | 2022/04/20 21:00 | Roberto Tadashi Ishikawa v De Hong Jung | W | 3-2 |
| Challenger Sao Paulo | 2022/04/17 02:20 | Roberto Tadashi Ishikawa v Lennon Uehara | L | 1-3 |
| Challenger Sao Paulo | 2022/04/17 01:40 | Fabio Mizutani v Roberto Tadashi Ishikawa | L | 3-0 |
| Challenger Sao Paulo | 2022/04/17 01:00 | Vitor Pereira v Roberto Tadashi Ishikawa | L | 3-0 |
| Challenger Sao Paulo | 2022/04/17 00:20 | Roberto Tadashi Ishikawa v Douglas Tomioka | L | 1-3 |