| Challenger Sao Paulo | 2022/05/08 01:40 | Roberto Tadashi Ishikawa v Alejandro Fernandez Junior | L | 3-2 |
| Challenger Sao Paulo | 2022/04/29 02:40 | Alejandro Fernandez Junior v Roberto Tadashi Ishikawa | W | 3-1 |
| Challenger Sao Paulo | 2022/04/27 23:20 | Roberto Tadashi Ishikawa v Alejandro Fernandez Junior | W | 1-3 |
| Challenger Sao Paulo | 2022/04/21 00:20 | Alejandro Fernandez Junior v Roberto Tadashi Ishikawa | W | 3-0 |
| 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 | 2022/05/12 21:00 | Alejandro Fernandez Junior v Newton Takaki | W | 3-0 |
| Challenger Sao Paulo | 2022/05/12 02:40 | Alejandro Fernandez Junior v Douglas Tomioka | W | 3-2 |
| Challenger Sao Paulo | 2022/05/12 01:20 | Hiromi Yokoyama v Alejandro Fernandez Junior | W | 0-3 |
| Challenger Sao Paulo | 2022/05/12 00:40 | Marco Cruz v Alejandro Fernandez Junior | W | 0-3 |
| Challenger Sao Paulo | 2022/05/12 00:00 | Leandro Nogueira Carvalho v Alejandro Fernandez Junior | W | 1-3 |
| Challenger Sao Paulo | 2022/05/11 23:20 | Alejandro Fernandez Junior v Guilherme Mattos | W | 3-0 |
| Challenger Sao Paulo | 2022/05/11 22:20 | De Hong Jung v Alejandro Fernandez Junior | W | 0-3 |
| Challenger Sao Paulo | 2022/05/11 21:40 | Jonas Silva v Alejandro Fernandez Junior | W | 1-3 |
| Challenger Sao Paulo | 2022/05/12 21:20 | Pedro Andrade v Roberto Tadashi Ishikawa | L | 3-0 |
| Challenger Sao Paulo | 2022/05/08 02:20 | Douglas Tomioka v Roberto Tadashi Ishikawa | L | 3-0 |
| Challenger Sao Paulo | 2022/05/08 01:40 | Roberto Tadashi Ishikawa v Alejandro Fernandez Junior | W | 3-2 |
| Challenger Sao Paulo | 2022/05/08 01:00 | Lennon Uehara v Roberto Tadashi Ishikawa | L | 3-2 |
| Challenger Sao Paulo | 2022/05/08 00:20 | Diogo Silva v Roberto Tadashi Ishikawa | L | 3-0 |
| Challenger Sao Paulo | 2022/05/07 23:40 | Roberto Tadashi Ishikawa v De Hong Jung | L | 2-3 |
| Challenger Sao Paulo | 2022/05/07 23:20 | Everton Vianna v Roberto Tadashi Ishikawa | L | 3-0 |
| Challenger Sao Paulo | 2022/05/07 22:20 | Roberto Tadashi Ishikawa v Alexandre Tamaoki | W | 3-0 |