| Challenger Sao Paulo | 2022/04/13 22:20 | Roberto Tadashi Ishikawa v Jonas Silva | W | 3-2 |
| Challenger Sao Paulo | 2022/04/15 02:40 | Sandro Motta v Roberto Tadashi Ishikawa | W | 0-3 |
| Challenger Sao Paulo | 2022/04/15 01:40 | Hiromi Yokoyama v Roberto Tadashi Ishikawa | W | 2-3 |
| Challenger Sao Paulo | 2022/04/15 01:00 | Roberto Tadashi Ishikawa v Leandro Nogueira Carvalho | L | 2-3 |
| Challenger Sao Paulo | 2022/04/15 00:20 | Fabio Mizutani v Roberto Tadashi Ishikawa | L | 3-1 |
| Challenger Sao Paulo | 2022/04/14 23:00 | Carlos Alberto Torres Ferraz v Roberto Tadashi Ishikawa | W | 0-3 |
| Challenger Sao Paulo | 2022/04/14 22:20 | Roberto Tadashi Ishikawa v Everton Vianna | L | 2-3 |
| Challenger Sao Paulo | 2022/04/14 22:00 | Roberto Tadashi Ishikawa v Pedro Andrade | W | 3-0 |
| Challenger Sao Paulo | 2022/04/14 21:00 | Roberto Tadashi Ishikawa v Rogerio Capobianco | W | 3-1 |
| Challenger Sao Paulo | 2022/04/14 02:40 | Newton Takaki v Jonas Silva | W | 1-3 |
| Challenger Sao Paulo | 2022/04/14 02:00 | De Hong Jung v Jonas Silva | L | 3-0 |
| Challenger Sao Paulo | 2022/04/14 01:20 | Vitor Carlesse Martins v Jonas Silva | W | 0-3 |
| Challenger Sao Paulo | 2022/04/14 00:40 | Marco Cruz v Jonas Silva | W | 1-3 |
| Challenger Sao Paulo | 2022/04/13 23:40 | Leandro Nogueira Carvalho v Jonas Silva | L | 3-2 |
| Challenger Sao Paulo | 2022/04/13 23:00 | Fabio Mizutani v Jonas Silva | L | 3-2 |
| Challenger Sao Paulo | 2022/04/13 22:20 | Roberto Tadashi Ishikawa v Jonas Silva | L | 3-2 |
| Challenger Sao Paulo | 2022/04/13 21:40 | Carlos Alberto Torres Ferraz v Jonas Silva | L | 3-2 |