| Challenger São Paulo | 2022/03/30 23:20 | Hiromi Yokoyama v Guilherme Mattos | L | 0-3 |
| Challenger São Paulo | 2022/03/31 01:20 | Thiago Vieira v Hiromi Yokoyama | L | 3-0 |
| Challenger São Paulo | 2022/03/31 00:40 | Manuel Freitas Chambel Paiva v Hiromi Yokoyama | L | 3-2 |
| Challenger São Paulo | 2022/03/31 00:00 | Alejandro Fernandez Junior v Hiromi Yokoyama | L | 3-1 |
| Challenger São Paulo | 2022/03/30 23:20 | Hiromi Yokoyama v Guilherme Mattos | L | 0-3 |
| Challenger São Paulo | 2022/03/30 22:20 | Fabio Mizutani v Hiromi Yokoyama | L | 3-0 |
| Challenger São Paulo | 2022/03/30 21:40 | De Hong Jung v Hiromi Yokoyama | L | 3-0 |
| Challenger São Paulo | 2022/03/30 21:00 | Jefferson Silva v Hiromi Yokoyama | L | 3-1 |
| Boom Cup | 2020/06/13 21:00 | Lucas Orsatti v Hiromi Yokoyama | W | 2-3 |
| Challenger São Paulo | 2022/03/31 21:40 | Helder Faria Junior v Guilherme Mattos | L | 3-0 |
| Challenger São Paulo | 2022/03/31 01:40 | Guilherme Mattos v Jefferson Silva | L | 0-3 |
| Challenger São Paulo | 2022/03/31 00:40 | Guilherme Mattos v Carlos Alberto Torres Ferraz | L | 0-3 |
| Challenger São Paulo | 2022/03/31 00:00 | Guilherme Mattos v De Hong Jung | W | 3-1 |
| Challenger São Paulo | 2022/03/30 23:20 | Hiromi Yokoyama v Guilherme Mattos | W | 0-3 |
| Challenger São Paulo | 2022/03/30 22:40 | Guilherme Mattos v Thiago Vieira | L | 1-3 |
| Challenger São Paulo | 2022/03/30 22:00 | Guilherme Mattos v Manuel Freitas Chambel Paiva | L | 1-3 |
| Challenger São Paulo | 2022/03/30 21:20 | Guilherme Mattos v Alejandro Fernandez Junior | L | 0-3 |