| Boom Cup | 2020/06/03 00:20 | Hiromi Yokoyama v Vitor Yamamoto | W | 3-0 |
| Boom Cup | 2020/05/28 20:35 | Hiromi Yokoyama v Vitor Yamamoto | W | 3-1 |
| Boom Cup | 2020/05/21 21:50 | Hiromi Yokoyama v Vitor Yamamoto | W | 3-2 |
| Boom Cup | 2020/05/08 17:30 | Hiromi Yokoyama v Vitor Yamamoto | W | 3-2 |
| Boom Cup | 2020/05/03 20:30 | Hiromi Yokoyama v Vitor Yamamoto | L | 1-3 |
| Boom Cup | 2020/05/02 17:30 | Vitor Yamamoto v Hiromi Yokoyama | L | 3-0 |
| Boom Cup | 2020/04/30 19:00 | Hiromi Yokoyama v Vitor Yamamoto | W | 3-0 |
| Boom Cup | 2020/06/03 20:35 | Lucas Orsatti v Hiromi Yokoyama | L | 3-0 |
| Boom Cup | 2020/06/03 19:45 | Hiromi Yokoyama v Leandro Pereira | W | 3-1 |
| Boom Cup | 2020/06/03 19:20 | Mauricio Goncalves v Hiromi Yokoyama | W | 1-3 |
| Boom Cup | 2020/06/03 18:55 | Hiromi Yokoyama v Tiago Cardoso | L | 1-3 |
| Boom Cup | 2020/06/03 00:20 | Hiromi Yokoyama v Vitor Yamamoto | W | 3-0 |
| Boom Cup | 2020/06/02 23:55 | Lucas Orsatti v Hiromi Yokoyama | L | 3-2 |
| Boom Cup | 2020/06/02 22:40 | Hiromi Yokoyama v Alexandre Matsuo | W | 3-0 |
| Boom Cup | 2020/06/02 22:15 | Rodrigo Horiuchi v Hiromi Yokoyama | W | 1-3 |
| Boom Cup | 2020/06/03 20:35 | Vitor Yamamoto v Mauricio Goncalves | L | 1-3 |
| Boom Cup | 2020/06/03 20:10 | Vitor Yamamoto v Lucas Orsatti | L | 0-3 |
| Boom Cup | 2020/06/03 19:20 | Tiago Cardoso v Vitor Yamamoto | L | 3-1 |
| Boom Cup | 2020/06/03 18:30 | Vitor Yamamoto v Leandro Pereira | W | 3-2 |
| Boom Cup | 2020/06/03 00:20 | Hiromi Yokoyama v Vitor Yamamoto | L | 3-0 |
| Boom Cup | 2020/06/02 23:30 | Vitor Yamamoto v Rodrigo Horiuchi | L | 1-3 |
| Boom Cup | 2020/06/02 23:05 | Vitor Yamamoto v Lucas Orsatti | L | 1-3 |
| Boom Cup | 2020/06/02 22:40 | Akira Chikaraishi v Vitor Yamamoto | L | 3-0 |