| Challenger Sao Paulo | 2022/06/09 02:20 | Alejandro Fernandez Junior v Roberto Tadashi Ishikawa | L | 3-0 |
| Challenger Sao Paulo | 2022/06/02 21:20 | Alejandro Fernandez Junior v Roberto Tadashi Ishikawa | L | 3-1 |
| Challenger Sao Paulo | 2022/05/29 01:00 | Roberto Tadashi Ishikawa v Alejandro Fernandez Junior | L | 0-3 |
| Challenger Sao Paulo | 2022/05/25 21:20 | Alejandro Fernandez Junior v Roberto Tadashi Ishikawa | L | 3-0 |
| Challenger Sao Paulo | 2022/05/22 02:20 | Alejandro Fernandez Junior v Roberto Tadashi Ishikawa | L | 3-0 |
| Challenger Sao Paulo | 2022/05/12 22:00 | Alejandro Fernandez Junior 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 | 2022/04/29 02:40 | Alejandro Fernandez Junior v Roberto Tadashi Ishikawa | L | 3-1 |
| Challenger Sao Paulo | 2022/06/11 22:20 | Marco Cruz v Roberto Tadashi Ishikawa | W | 1-3 |
| Challenger Sao Paulo | 2022/06/11 21:40 | Leonardo Arata v Roberto Tadashi Ishikawa | L | 3-0 |
| Challenger Sao Paulo | 2022/06/11 21:00 | Fabio Mizutani v Roberto Tadashi Ishikawa | L | 3-1 |
| Challenger Sao Paulo | 2022/06/11 02:00 | Ricardo Mendes v Roberto Tadashi Ishikawa | W | 0-3 |
| Challenger Sao Paulo | 2022/06/11 01:20 | Roberto Tadashi Ishikawa v Vinicius Girotto | W | 3-0 |
| Challenger Sao Paulo | 2022/06/11 00:20 | Roberto Tadashi Ishikawa v Jocimar Silva | W | 3-0 |
| Challenger Sao Paulo | 2022/06/10 23:40 | Julio Silva v Roberto Tadashi Ishikawa | W | 1-3 |
| Challenger Sao Paulo | 2022/06/10 23:00 | Roberto Tadashi Ishikawa v Julio Nogueira | L | 2-3 |
| Challenger Sao Paulo | 2022/06/11 22:40 | Alejandro Fernandez Junior v Hiromi Yokoyama | W | 3-0 |
| Challenger Sao Paulo | 2022/06/11 22:00 | Alejandro Fernandez Junior v Everton Vianna | W | 3-1 |
| Challenger Sao Paulo | 2022/06/11 21:20 | Alejandro Fernandez Junior v Kayque Valois | W | 3-0 |
| Challenger Sao Paulo | 2022/06/10 02:20 | Alejandro Fernandez Junior v Guilherme Mattos | W | 3-0 |
| Challenger Sao Paulo | 2022/06/10 01:40 | Alejandro Fernandez Junior v Allan Sarmento | L | 1-3 |
| Challenger Sao Paulo | 2022/06/10 00:40 | Alejandro Fernandez Junior v Douglas Tomioka | L | 2-3 |
| Challenger Sao Paulo | 2022/06/10 00:00 | Alejandro Fernandez Junior v Fabio Mizutani | W | 3-0 |
| Challenger Sao Paulo | 2022/06/09 23:20 | Marcio Sasaki v Alejandro Fernandez Junior | W | 0-3 |