| 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 |