| Challenger Sao Paulo | 2022/06/04 01:40 | Antonio Neto v Roberto Tadashi Ishikawa | L | 0-3 |
| Challenger Sao Paulo | 2022/05/28 01:20 | Roberto Tadashi Ishikawa v Antonio Neto | L | 3-0 |
| Challenger Sao Paulo | 2022/05/21 02:00 | Roberto Tadashi Ishikawa v Antonio Neto | L | 3-0 |
| Challenger Sao Paulo | 2022/05/13 23:20 | Roberto Tadashi Ishikawa v Antonio Neto | L | 3-0 |