| Challenger Sao Paulo | 2022/04/15 00:00 | Hiromi Yokoyama v Fabio Mizutani | L | 0-3 |
| Challenger Sao Paulo | 2022/04/07 23:00 | Fabio Mizutani v Hiromi Yokoyama | L | 3-2 |
| Challenger Sao Paulo | 2022/04/06 23:00 | Fabio Mizutani v Hiromi Yokoyama | L | 3-0 |
| Challenger Sao Paulo | 2022/03/30 22:20 | Fabio Mizutani v Hiromi Yokoyama | L | 3-0 |