| Challenger Sao Paulo | 2022/06/16 01:00 | Fabio Mizutani v Roberto Tadashi Ishikawa | W | 3-1 |
| Challenger Sao Paulo | 2022/06/11 21:00 | Fabio Mizutani v Roberto Tadashi Ishikawa | W | 3-1 |
| Challenger Sao Paulo | 2022/06/09 01:00 | Fabio Mizutani v Roberto Tadashi Ishikawa | W | 3-0 |
| Challenger Sao Paulo | 2022/06/03 02:20 | Fabio Mizutani v Roberto Tadashi Ishikawa | L | 2-3 |
| Challenger Sao Paulo | 2022/05/29 00:20 | Fabio Mizutani v Roberto Tadashi Ishikawa | W | 3-0 |
| Challenger Sao Paulo | 2022/05/26 02:20 | Fabio Mizutani v Roberto Tadashi Ishikawa | W | 3-1 |
| Challenger Sao Paulo | 2022/05/18 23:00 | Fabio Mizutani v Roberto Tadashi Ishikawa | W | 3-2 |
| Challenger Sao Paulo | 2022/04/27 21:40 | Fabio Mizutani v Roberto Tadashi Ishikawa | W | 3-1 |
| Challenger Sao Paulo | 2022/07/01 21:00 | Fabio Mizutani v Hiromi Yokoyama | W | 3-0 |
| Challenger Sao Paulo | 2022/07/01 02:20 | Fabio Mizutani v Everton Vianna | L | 0-3 |
| Challenger Sao Paulo | 2022/07/01 01:40 | Pedro Andrade v Fabio Mizutani | W | 2-3 |
| Challenger Sao Paulo | 2022/07/01 01:00 | Andre Cruz v Fabio Mizutani | W | 1-3 |
| Challenger Sao Paulo | 2022/07/01 00:20 | Fabio Mizutani v Guilherme Mattos | W | 3-1 |
| Challenger Sao Paulo | 2022/07/01 00:00 | Alejandro Fernandez Junior v Fabio Mizutani | L | 3-1 |
| Challenger Sao Paulo | 2022/06/30 23:00 | Fabio Mizutani v Douglas Tomioka | L | 1-3 |
| Challenger Sao Paulo | 2022/06/30 21:40 | Fabio Mizutani v Rodrigo Procidonio Ruiz | L | 2-3 |
| Challenger Sao Paulo | 2022/07/01 21:20 | Ricardo Martins De Brito v Roberto Tadashi Ishikawa | W | 0-3 |
| Challenger Sao Paulo | 2022/06/18 02:20 | Roberto Tadashi Ishikawa v Jose Geneci Tavares Junior | W | 3-1 |
| Challenger Sao Paulo | 2022/06/18 01:40 | Roberto Tadashi Ishikawa v Agnaldo Silva | W | 3-0 |
| Challenger Sao Paulo | 2022/06/18 00:40 | Roberto Tadashi Ishikawa v Luciano Martins Vieira Junior | W | 3-0 |
| Challenger Sao Paulo | 2022/06/18 00:00 | Roberto Tadashi Ishikawa v Fernando Santos | W | 3-0 |
| Challenger Sao Paulo | 2022/06/17 23:20 | Antonio Neto v Roberto Tadashi Ishikawa | W | 2-3 |
| Challenger Sao Paulo | 2022/06/17 22:40 | Roberto Tadashi Ishikawa v Julio Silva | W | 3-2 |
| Challenger Sao Paulo | 2022/06/17 22:00 | Roberto Tadashi Ishikawa v Roberto Domingues de Andrade | L | 1-3 |