| 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 | 2020/05/07 20:30 | Ito Henrique v Hiromi Yokoyama | W | 0-3 |
| Boom Cup | 2020/05/07 19:30 | Lucas Orsatti v Hiromi Yokoyama | L | 3-1 |
| Boom Cup | 2020/05/07 19:00 | Hiromi Yokoyama v Akira Chikaraishi | L | 1-3 |
| Boom Cup | 2020/05/07 18:00 | Alec Fudihara v Hiromi Yokoyama | L | 3-0 |
| Boom Cup | 2020/05/07 17:00 | Hiromi Yokoyama v Lucas Kawahara | W | 3-2 |
| Boom Cup | 2020/05/06 20:30 | Lucas Orsatti v Hiromi Yokoyama | W | 1-3 |
| Boom Cup | 2020/05/06 19:30 | Hiromi Yokoyama v Rafael Franco | W | 3-2 |
| Boom Cup | 2020/05/06 19:00 | Joao Paulo Trecco v Hiromi Yokoyama | L | 3-2 |
| Boom Cup | 2020/05/07 13:00 | Vitor Yamamoto v Avelino Neto | L | 1-3 |
| Boom Cup | 2020/05/07 12:30 | Vitor Yamamoto v Mauricio Goncalves | L | 0-3 |
| Boom Cup | 2020/05/07 12:00 | Jonathan Dias v Vitor Yamamoto | L | 3-0 |
| Boom Cup | 2020/05/06 17:00 | Vitor Yamamoto v Ito Henrique | W | 3-0 |
| Boom Cup | 2020/05/06 16:00 | Jonathan Dias v Vitor Yamamoto | L | 3-0 |
| Boom Cup | 2020/05/06 15:00 | Vitor Yamamoto v Avelino Neto | W | 3-1 |
| Boom Cup | 2020/05/06 14:30 | Vitor Yamamoto v Akira Chikaraishi | L | 0-3 |
| Boom Cup | 2020/05/06 14:00 | Leandro Pereira v Vitor Yamamoto | L | 3-0 |