| Challenger Sao Paulo | 2022/06/02 23:20 | Roberto Tadashi Ishikawa v Newton Takaki | W | 3-1 |
| Challenger Sao Paulo | 2022/05/13 00:00 | Roberto Tadashi Ishikawa v Newton Takaki | L | 2-3 |
| Challenger Sao Paulo | 2022/04/29 01:00 | Roberto Tadashi Ishikawa v Newton Takaki | L | 2-3 |
| Challenger Sao Paulo | 2022/04/21 01:00 | Roberto Tadashi Ishikawa v Newton Takaki | L | 1-3 |
| Challenger Sao Paulo | 2022/04/13 21:00 | Roberto Tadashi Ishikawa v Newton Takaki | W | 3-1 |
| Challenger Sao Paulo | 2022/06/09 01:00 | Fabio Mizutani v Roberto Tadashi Ishikawa | L | 3-0 |
| Challenger Sao Paulo | 2022/06/09 00:20 | Rogerio Capobianco v Roberto Tadashi Ishikawa | W | 0-3 |
| Challenger Sao Paulo | 2022/06/08 23:40 | Roberto Tadashi Ishikawa v Douglas Tomioka | L | 0-3 |
| Challenger Sao Paulo | 2022/06/08 23:20 | Guilherme Mattos v Roberto Tadashi Ishikawa | L | 3-0 |
| Challenger Sao Paulo | 2022/06/08 22:20 | Roberto Tadashi Ishikawa v Kayque Valois | L | 1-3 |
| Challenger Sao Paulo | 2022/06/08 21:20 | Roberto Tadashi Ishikawa v Allan Sarmento | L | 0-3 |
| Challenger Sao Paulo | 2022/06/04 02:40 | Luciano Martins Vieira Junior v Roberto Tadashi Ishikawa | W | 0-3 |
| Challenger Sao Paulo | 2022/06/04 01:40 | Antonio Neto v Roberto Tadashi Ishikawa | W | 0-3 |
| Challenger Sao Paulo | 2022/06/09 01:00 | Allan Sarmento v Newton Takaki | L | 3-0 |
| Challenger Sao Paulo | 2022/06/09 00:20 | Newton Takaki v Fabio Mizutani | L | 2-3 |
| Challenger Sao Paulo | 2022/06/09 00:00 | Alejandro Fernandez Junior v Newton Takaki | L | 3-0 |
| Challenger Sao Paulo | 2022/06/08 23:00 | Newton Takaki v Douglas Tomioka | L | 0-3 |
| Challenger Sao Paulo | 2022/06/08 21:40 | Newton Takaki v Kayque Valois | L | 0-3 |
| Challenger Sao Paulo | 2022/06/08 21:00 | Newton Takaki v Rogerio Capobianco | W | 3-0 |
| Challenger Sao Paulo | 2022/06/03 02:20 | Alejandro Fernandez Junior v Newton Takaki | L | 3-2 |
| Challenger Sao Paulo | 2022/06/03 01:40 | Newton Takaki v Fabio Mizutani | W | 3-1 |