| 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 | 2020/05/28 20:10 | Lucas Orsatti v Hiromi Yokoyama | L | 3-0 |
| Boom Cup | 2020/05/28 18:55 | Mauricio Goncalves v Hiromi Yokoyama | W | 0-3 |
| Boom Cup | 2020/05/28 18:30 | Hiromi Yokoyama v Rafael Franco | L | 2-3 |
| Boom Cup | 2020/05/27 21:00 | Lucas Orsatti v Hiromi Yokoyama | W | 1-3 |
| Boom Cup | 2020/05/27 20:10 | Hiromi Yokoyama v Ricardo Kojima | L | 0-3 |
| Boom Cup | 2020/05/27 19:45 | Leandro Pereira v Hiromi Yokoyama | W | 1-3 |
| Boom Cup | 2020/05/27 18:55 | Hiromi Yokoyama v Rafael Franco | W | 3-1 |
| Boom Cup | 2020/05/27 18:30 | Ito Henrique v Hiromi Yokoyama | W | 0-3 |
| Boom Cup | 2020/05/28 19:45 | Vitor Yamamoto v Mauricio Goncalves | W | 3-2 |
| Boom Cup | 2020/05/28 19:20 | Rafael Franco v Vitor Yamamoto | L | 3-1 |
| Boom Cup | 2020/05/28 18:55 | Vitor Yamamoto v Tiago Cardoso | L | 0-3 |
| Boom Cup | 2020/05/27 23:55 | Vitor Yamamoto v Alexandre Matsuo | W | 3-0 |
| Boom Cup | 2020/05/27 23:30 | Danilo Umehara v Vitor Yamamoto | W | 0-3 |
| Boom Cup | 2020/05/27 23:05 | Lucas Kawahara v Vitor Yamamoto | L | 3-1 |
| Boom Cup | 2020/05/27 22:15 | Vitor Yamamoto v Jonathan Dias | L | 0-3 |
| Boom Cup | 2020/05/27 21:25 | Mauricio Goncalves v Vitor Yamamoto | L | 3-0 |