| 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 | 2020/05/03 19:30 | Mauricio Goncalves v Hiromi Yokoyama | W | 1-3 |
| Boom Cup | 2020/05/03 19:00 | Rafael Franco v Hiromi Yokoyama | W | 0-3 |
| Boom Cup | 2020/05/03 18:00 | Hiromi Yokoyama v Ricardo Kojima | L | 0-3 |
| Boom Cup | 2020/05/03 17:00 | Akira Chikaraishi v Hiromi Yokoyama | L | 3-0 |
| Boom Cup | 2020/05/02 20:30 | Akira Chikaraishi v Hiromi Yokoyama | L | 3-0 |
| Boom Cup | 2020/05/02 20:00 | Tiago Cardoso v Hiromi Yokoyama | W | 1-3 |
| Boom Cup | 2020/05/02 19:00 | Hiromi Yokoyama v Mauricio Goncalves | L | 0-3 |
| Boom Cup | 2020/05/02 18:30 | Hiromi Yokoyama v Avelino Neto | L | 1-3 |
| Boom Cup | 2020/05/03 19:00 | Vitor Yamamoto v Ricardo Kojima | L | 0-3 |
| Boom Cup | 2020/05/03 18:30 | Akira Chikaraishi v Vitor Yamamoto | L | 3-0 |
| Boom Cup | 2020/05/03 18:00 | Rafael Franco v Vitor Yamamoto | L | 3-1 |
| Boom Cup | 2020/05/03 17:00 | Vitor Yamamoto v Mauricio Goncalves | L | 1-3 |
| Boom Cup | 2020/05/02 20:30 | Mauricio Goncalves v Vitor Yamamoto | L | 3-0 |
| Boom Cup | 2020/05/02 19:30 | Rafael Franco v Vitor Yamamoto | L | 3-1 |
| Boom Cup | 2020/05/02 19:00 | Vitor Yamamoto v Tiago Cardoso | L | 1-3 |
| Boom Cup | 2020/05/02 18:00 | Vitor Yamamoto v Avelino Neto | L | 0-3 |