| Challenger Sao Paulo | 2022/05/12 21:00 | Vitor Carlesse Martins v Marcio Sasaki | W | 2-3 |
| Challenger Sao Paulo | 2022/05/12 02:40 | Alejandro Fernandez Junior v Douglas Tomioka | L | 3-2 |
| Challenger Sao Paulo | 2022/05/12 02:00 | Marco Cruz v Douglas Tomioka | W | 1-3 |
| Challenger Sao Paulo | 2022/05/12 01:20 | Leandro Nogueira Carvalho v Douglas Tomioka | W | 0-3 |
| Challenger Sao Paulo | 2022/05/12 00:40 | Guilherme Mattos v Douglas Tomioka | W | 0-3 |
| Challenger Sao Paulo | 2022/05/11 23:40 | De Hong Jung v Douglas Tomioka | W | 0-3 |
| Challenger Sao Paulo | 2022/05/11 23:00 | Jonas Silva v Douglas Tomioka | W | 0-3 |
| Challenger Sao Paulo | 2022/05/11 22:20 | Fabio Mizutani v Douglas Tomioka | W | 1-3 |
| Challenger Sao Paulo | 2022/05/11 21:40 | Hiromi Yokoyama v Douglas Tomioka | W | 0-3 |