| Challenger Sao Paulo | 2022/04/07 21:00 | Roberto Tadashi Ishikawa v Rogerio Capobianco | W | 3-0 |
| Challenger Sao Paulo | 2022/04/14 02:40 | De Hong Jung v Roberto Tadashi Ishikawa | L | 3-1 |
| Challenger Sao Paulo | 2022/04/14 01:40 | Marco Cruz v Roberto Tadashi Ishikawa | W | 1-3 |
| Challenger Sao Paulo | 2022/04/14 01:00 | Roberto Tadashi Ishikawa v Leandro Nogueira Carvalho | L | 1-3 |
| Challenger Sao Paulo | 2022/04/14 00:20 | Fabio Mizutani v Roberto Tadashi Ishikawa | L | 3-1 |
| 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 | Rogerio Capobianco v Hiromi Yokoyama | L | 2-3 |
| Challenger Sao Paulo | 2022/04/08 01:20 | Leandro Nogueira Carvalho v Rogerio Capobianco | L | 3-0 |
| Challenger Sao Paulo | 2022/04/08 00:40 | Vitor Carlesse Martins v Rogerio Capobianco | L | 3-0 |
| Challenger Sao Paulo | 2022/04/08 00:00 | Alejandro Fernandez Junior v Rogerio Capobianco | L | 3-0 |
| Challenger Sao Paulo | 2022/04/07 23:20 | Rogerio Capobianco v Guilherme Mattos | L | 1-3 |
| Challenger Sao Paulo | 2022/04/07 22:20 | Douglas Tomioka v Rogerio Capobianco | L | 3-0 |
| Challenger Sao Paulo | 2022/04/07 21:40 | Fabio Mizutani v Rogerio Capobianco | L | 3-0 |
| Challenger Sao Paulo | 2022/04/07 21:00 | Roberto Tadashi Ishikawa v Rogerio Capobianco | L | 3-0 |