| Challenger Sao Paulo | 2022/04/08 00:20 | Fabio Mizutani v Roberto Tadashi Ishikawa | W | 3-0 |
| Challenger Sao Paulo | 2022/04/07 00:20 | Fabio Mizutani v Roberto Tadashi Ishikawa | W | 3-0 |
| Challenger Sao Paulo | 2022/03/24 02:20 | Roberto Tadashi Ishikawa v Fabio Mizutani | W | 0-3 |
| Challenger Sao Paulo | 2022/04/14 00:00 | Marco Cruz v Fabio Mizutani | W | 0-3 |
| Challenger Sao Paulo | 2022/04/13 23:00 | Fabio Mizutani v Jonas Silva | W | 3-2 |
| Challenger Sao Paulo | 2022/04/13 21:40 | Fabio Mizutani v Newton Takaki | W | 3-1 |
| Challenger Sao Paulo | 2022/04/13 21:00 | Fabio Mizutani v Carlos Alberto Torres Ferraz | W | 3-1 |
| Challenger Sao Paulo | 2022/04/08 02:20 | Fabio Mizutani v Alejandro Fernandez Junior | L | 2-3 |
| Challenger Sao Paulo | 2022/04/08 01:40 | Douglas Tomioka v Fabio Mizutani | L | 3-0 |
| Challenger Sao Paulo | 2022/04/08 01:00 | Vitor Carlesse Martins v Fabio Mizutani | W | 0-3 |
| Challenger Sao Paulo | 2022/04/08 00:20 | Fabio Mizutani v Roberto Tadashi Ishikawa | W | 3-0 |
| Challenger Sao Paulo | 2022/04/13 23:00 | Carlos Alberto Torres Ferraz v Roberto Tadashi Ishikawa | L | 3-2 |
| Challenger Sao Paulo | 2022/04/13 22:20 | Roberto Tadashi Ishikawa v Jonas Silva | W | 3-2 |
| Challenger Sao Paulo | 2022/04/13 22:00 | Roberto Tadashi Ishikawa v Vitor Carlesse Martins | L | 2-3 |
| Challenger Sao Paulo | 2022/04/13 21:00 | Roberto Tadashi Ishikawa v Newton Takaki | W | 3-1 |
| Challenger Sao Paulo | 2022/04/08 02:40 | Vitor Carlesse Martins v Roberto Tadashi Ishikawa | W | 1-3 |
| Challenger Sao Paulo | 2022/04/08 01:40 | Guilherme Mattos v Roberto Tadashi Ishikawa | L | 3-1 |
| Challenger Sao Paulo | 2022/04/08 01:00 | Roberto Tadashi Ishikawa v Douglas Tomioka | L | 1-3 |
| Challenger Sao Paulo | 2022/04/08 00:20 | Fabio Mizutani v Roberto Tadashi Ishikawa | L | 3-0 |