| Challenger Sao Paulo | 2022/05/11 21:40 | Hiromi Yokoyama v Douglas Tomioka | W | 0-3 |
| Challenger Sao Paulo | 2022/04/17 01:40 | Hiromi Yokoyama v Douglas Tomioka | W | 0-3 |
| Challenger Sao Paulo | 2022/04/07 23:40 | Douglas Tomioka v Hiromi Yokoyama | W | 3-0 |
| Challenger Sao Paulo | 2022/04/01 01:40 | Douglas Tomioka v Hiromi Yokoyama | W | 3-0 |