| Challenger Sao Paulo | 2022/04/28 22:20 | Roberto Tadashi Ishikawa v Douglas Tomioka | W | 0-3 |
| Challenger Sao Paulo | 2022/04/21 01:40 | Douglas Tomioka v Roberto Tadashi Ishikawa | W | 3-0 |
| Challenger Sao Paulo | 2022/04/17 00:20 | Roberto Tadashi Ishikawa v Douglas Tomioka | W | 1-3 |
| Challenger Sao Paulo | 2022/04/08 01:00 | Roberto Tadashi Ishikawa v Douglas Tomioka | W | 1-3 |
| Challenger Sao Paulo | 2022/05/08 01:40 | Douglas Tomioka v Lennon Uehara | W | 3-0 |
| Challenger Sao Paulo | 2022/05/08 00:40 | Douglas Tomioka v De Hong Jung | W | 3-1 |
| Challenger Sao Paulo | 2022/05/08 00:00 | Douglas Tomioka v Alejandro Fernandez Junior | W | 3-0 |
| Challenger Sao Paulo | 2022/05/07 23:20 | Alexandre Tamaoki v Douglas Tomioka | W | 0-3 |
| Challenger Sao Paulo | 2022/05/07 21:20 | Douglas Tomioka v Everton Vianna | W | 3-1 |
| Challenger Sao Paulo | 2022/05/06 02:40 | Diogo Silva v Douglas Tomioka | L | 3-0 |
| Challenger Sao Paulo | 2022/05/06 02:00 | Newton Takaki v Douglas Tomioka | W | 0-3 |
| Challenger Sao Paulo | 2022/05/06 01:20 | Guilherme Rezende v Douglas Tomioka | W | 1-3 |
| Challenger Sao Paulo | 2022/05/08 01:40 | Roberto Tadashi Ishikawa v Alejandro Fernandez Junior | W | 3-2 |
| Challenger Sao Paulo | 2022/05/08 01:00 | Lennon Uehara v Roberto Tadashi Ishikawa | L | 3-2 |
| Challenger Sao Paulo | 2022/05/08 00:20 | Diogo Silva v Roberto Tadashi Ishikawa | L | 3-0 |
| Challenger Sao Paulo | 2022/05/07 23:40 | Roberto Tadashi Ishikawa v De Hong Jung | L | 2-3 |
| Challenger Sao Paulo | 2022/05/07 23:20 | Everton Vianna v Roberto Tadashi Ishikawa | L | 3-0 |
| Challenger Sao Paulo | 2022/05/07 22:20 | Roberto Tadashi Ishikawa v Alexandre Tamaoki | W | 3-0 |
| Challenger Sao Paulo | 2022/05/07 02:20 | Jefferson Silva v Roberto Tadashi Ishikawa | W | 2-3 |
| Challenger Sao Paulo | 2022/05/07 01:40 | Roberto Tadashi Ishikawa v Jocimar Silva | W | 3-0 |