| Challenger Sao Paulo | 2022/03/23 23:20 | Evandro de Toledo v Roberto Tadashi Ishikawa | L | 3-0 |
| Challenger Sao Paulo | 2022/03/23 22:40 | Roberto Tadashi Ishikawa v Thiago Vieira | L | 1-3 |
| Challenger Sao Paulo | 2022/03/23 22:00 | Roberto Tadashi Ishikawa v Milton Cardoso | L | 0-3 |
| Challenger Sao Paulo | 2022/03/23 21:20 | Roberto Tadashi Ishikawa v De Hong Jung | L | 0-3 |
| Challenger Sao Paulo | 2022/03/11 01:20 | Rafael Nakamura v Roberto Tadashi Ishikawa | L | 3-0 |
| Challenger Sao Paulo | 2022/03/11 00:20 | Alejandro Fernandez Junior v Roberto Tadashi Ishikawa | L | 3-0 |
| Challenger Sao Paulo | 2022/03/10 23:40 | Vitor Carlesse Martins v Roberto Tadashi Ishikawa | W | 1-3 |
| Challenger Sao Paulo | 2022/03/10 23:00 | Roberto Tadashi Ishikawa v Thiago Vieira | L | 0-3 |
| Challenger Sao Paulo | 2022/03/23 23:00 | Andre Cruz v Alejandro Fernandez Junior | L | 0-3 |
| Challenger Sao Paulo | 2022/03/23 21:40 | Andre Cruz v Evandro de Toledo | L | 0-3 |
| Challenger Sao Paulo | 2022/03/23 21:00 | Andre Cruz v Thiago Vieira | L | 0-3 |