| Challenger Sao Paulo | 2022/06/02 01:40 | Yokoyama, Hiromi v Mizutani, Fabio | L | 1-3 |
| Challenger Sao Paulo | 2022/05/20 02:20 | Mizutani, Fabio v Yokoyama, Hiromi | L | 3-0 |
| Challenger Sao Paulo | 2022/05/14 21:00 | Mizutani, Fabio v Yokoyama, Hiromi | L | 3-0 |
| Challenger Sao Paulo | 2022/05/11 23:00 | Yokoyama, Hiromi v Mizutani, Fabio | L | 2-3 |
| Challenger Sao Paulo | 2022/04/17 02:20 | Yokoyama, Hiromi v Mizutani, Fabio | L | 2-3 |
| Challenger Sao Paulo | 2022/04/15 00:00 | Yokoyama, Hiromi v Mizutani, Fabio | L | 0-3 |
| Challenger Sao Paulo | 2022/04/07 23:00 | Mizutani, Fabio v Yokoyama, Hiromi | L | 3-2 |
| Challenger Sao Paulo | 2022/04/06 23:00 | Mizutani, Fabio v Yokoyama, Hiromi | L | 3-0 |
| Challenger Sao Paulo | 2022/06/11 22:40 | Alejandro Fernandez Junior v Yokoyama, Hiromi | L | 3-0 |
| Challenger Sao Paulo | 2022/06/11 21:40 | Yokoyama, Hiromi v De Hong Jung | L | 0-3 |
| Challenger Sao Paulo | 2022/06/11 21:00 | Leonardo Arata v Yokoyama, Hiromi | L | 3-0 |
| Challenger Sao Paulo | 2022/06/02 02:20 | Alejandro Fernandez Junior v Yokoyama, Hiromi | L | 3-1 |
| Challenger Sao Paulo | 2022/06/02 01:40 | Yokoyama, Hiromi v Mizutani, Fabio | L | 1-3 |
| Challenger Sao Paulo | 2022/06/02 01:00 | Rogerio Capobianco v Yokoyama, Hiromi | W | 0-3 |
| Challenger Sao Paulo | 2022/06/02 00:20 | Kayque Valois v Yokoyama, Hiromi | L | 3-2 |
| Challenger Sao Paulo | 2022/06/01 23:40 | Yokoyama, Hiromi v Douglas Tomioka | L | 1-3 |
| Challenger Sao Paulo | 2022/06/11 22:20 | Mizutani, Fabio v De Hong Jung | W | 3-1 |
| Challenger Sao Paulo | 2022/06/11 22:00 | Mizutani, Fabio v Kayque Valois | L | 1-3 |
| Challenger Sao Paulo | 2022/06/11 21:00 | Mizutani, Fabio v Roberto Tadashi Ishikawa | W | 3-1 |
| Challenger Sao Paulo | 2022/06/10 02:20 | Mizutani, Fabio v Everton Vianna | W | 3-2 |
| Challenger Sao Paulo | 2022/06/10 01:40 | Guilherme Mattos v Mizutani, Fabio | W | 1-3 |
| Challenger Sao Paulo | 2022/06/10 01:00 | Vitor Carlesse Martins v Mizutani, Fabio | W | 0-3 |
| Challenger Sao Paulo | 2022/06/10 00:20 | Mizutani, Fabio v Allan Sarmento | L | 1-3 |
| Challenger Sao Paulo | 2022/06/10 00:00 | Alejandro Fernandez Junior v Mizutani, Fabio | L | 3-0 |