| Challenger Sao Paulo | 2022/06/10 23:40 | Julio Silva v Roberto Tadashi Ishikawa | W | 1-3 |
| Challenger Sao Paulo | 2022/06/04 01:00 | Roberto Tadashi Ishikawa v Julio Silva | L | 2-3 |
| Challenger Sao Paulo | 2022/05/21 02:20 | Julio Silva v Roberto Tadashi Ishikawa | L | 3-1 |
| Challenger Sao Paulo | 2022/06/17 22:00 | Roberto Tadashi Ishikawa v Roberto Domingues de Andrade | L | 1-3 |
| Challenger Sao Paulo | 2022/06/17 21:20 | Roberto Tadashi Ishikawa v Jose Martins | W | 3-0 |
| Challenger Sao Paulo | 2022/06/16 02:20 | Newton Takaki v Roberto Tadashi Ishikawa | W | 2-3 |
| Challenger Sao Paulo | 2022/06/16 01:40 | Roberto Tadashi Ishikawa v Alejandro Fernandez Junior | L | 0-3 |
| Challenger Sao Paulo | 2022/06/16 01:00 | Fabio Mizutani v Roberto Tadashi Ishikawa | L | 3-1 |
| Challenger Sao Paulo | 2022/06/16 00:20 | Rogerio Capobianco v Roberto Tadashi Ishikawa | W | 0-3 |
| Challenger Sao Paulo | 2022/06/15 23:40 | Roberto Tadashi Ishikawa v Douglas Tomioka | L | 0-3 |
| Challenger Sao Paulo | 2022/06/15 23:20 | Guilherme Mattos v Roberto Tadashi Ishikawa | L | 3-1 |
| Challenger Sao Paulo | 2022/06/17 21:40 | Julio Silva v Luciano Martins Vieira Junior | W | 3-1 |
| Challenger Sao Paulo | 2022/06/17 21:00 | Fernando Santos v Julio Silva | L | 3-1 |
| Challenger Sao Paulo | 2022/06/11 02:40 | Julio Silva v Julio Nogueira | L | 0-3 |
| Challenger Sao Paulo | 2022/06/11 02:00 | Julio Silva v Luciano Martins Vieira Junior | W | 3-0 |
| Challenger Sao Paulo | 2022/06/11 01:00 | Julio Silva v Fernando Santos | W | 3-1 |
| Challenger Sao Paulo | 2022/06/11 00:40 | Julio Silva v Vinicius Girotto | W | 3-0 |
| Challenger Sao Paulo | 2022/06/10 23:40 | Julio Silva v Roberto Tadashi Ishikawa | L | 1-3 |
| Challenger Sao Paulo | 2022/06/10 22:40 | Julio Silva v Ricardo Mendes | L | 0-3 |