| Challenger Sao Paulo | 2022/05/13 22:40 | Vinicius Girotto v Roberto Tadashi Ishikawa | L | 0-3 |
| Challenger Sao Paulo | 2022/05/20 22:00 | Geraldo Iqueuti v Vinicius Girotto | L | 3-2 |
| Challenger Sao Paulo | 2022/05/20 21:20 | Marco Cruz v Vinicius Girotto | L | 3-0 |
| Challenger Sao Paulo | 2022/05/14 02:40 | Vinicius Girotto v Hiromi Yokoyama | L | 1-3 |
| Challenger Sao Paulo | 2022/05/14 02:00 | Vinicius Girotto v Geraldo Iqueuti | L | 1-3 |
| Challenger Sao Paulo | 2022/05/14 01:00 | Vinicius Girotto v Fernando Santos | L | 0-3 |
| Challenger Sao Paulo | 2022/05/14 00:40 | Vinicius Girotto v Marco Cruz | L | 0-3 |
| Challenger Sao Paulo | 2022/05/13 23:40 | Vinicius Girotto v Jocimar Silva | L | 0-3 |
| Challenger Sao Paulo | 2022/05/13 22:40 | Vinicius Girotto v Roberto Tadashi Ishikawa | L | 0-3 |
| Challenger Sao Paulo | 2022/05/20 22:00 | Luciano Martins Vieira Junior v Roberto Tadashi Ishikawa | W | 1-3 |
| Challenger Sao Paulo | 2022/05/20 21:20 | Geraldo Iqueuti v Roberto Tadashi Ishikawa | W | 0-3 |
| Challenger Sao Paulo | 2022/05/19 02:40 | Hiromi Yokoyama v Roberto Tadashi Ishikawa | L | 3-2 |
| Challenger Sao Paulo | 2022/05/19 01:20 | Allan Sarmento v Roberto Tadashi Ishikawa | L | 3-0 |
| Challenger Sao Paulo | 2022/05/19 00:40 | Rogerio Capobianco v Roberto Tadashi Ishikawa | W | 0-3 |
| Challenger Sao Paulo | 2022/05/18 23:40 | Rodrigo Procidonio Ruiz v Roberto Tadashi Ishikawa | L | 3-0 |
| Challenger Sao Paulo | 2022/05/18 23:00 | Fabio Mizutani v Roberto Tadashi Ishikawa | L | 3-2 |
| Challenger Sao Paulo | 2022/05/18 22:20 | Leandro Nogueira Carvalho v Roberto Tadashi Ishikawa | L | 3-0 |