| Boom Cup | 2020/06/03 21:25 | Yokoyama, Hiromi v Yamamoto, Vitor | W | 3-0 |
| Boom Cup | 2020/06/03 00:20 | Yokoyama, Hiromi v Yamamoto, Vitor | W | 3-0 |
| Boom Cup | 2020/05/28 20:35 | Yokoyama, Hiromi v Yamamoto, Vitor | W | 3-1 |
| Boom Cup | 2020/05/21 21:50 | Yokoyama, Hiromi v Yamamoto, Vitor | W | 3-2 |
| Boom Cup | 2020/05/08 17:30 | Yokoyama, Hiromi v Yamamoto, Vitor | W | 3-2 |
| Boom Cup | 2020/05/03 20:30 | Yokoyama, Hiromi v Yamamoto, Vitor | L | 1-3 |
| Boom Cup | 2020/05/02 17:30 | Yamamoto, Vitor v Yokoyama, Hiromi | L | 3-0 |
| Boom Cup | 2020/04/30 19:00 | Yokoyama, Hiromi v Yamamoto, Vitor | W | 3-0 |
| Boom Cup | 2020/06/11 19:20 | Yokoyama, Hiromi v Kawahara, Lucas | W | 3-1 |
| Boom Cup | 2020/06/11 18:55 | Umehara, Danilo v Yokoyama, Hiromi | W | 0-3 |
| Boom Cup | 2020/06/10 21:00 | Cardoso, Tiago v Yokoyama, Hiromi | L | 3-1 |
| Boom Cup | 2020/06/10 20:35 | Yokoyama, Hiromi v Kojima, Ricardo | L | 0-3 |
| Boom Cup | 2020/06/10 20:10 | Orsatti, Lucas v Yokoyama, Hiromi | L | 3-0 |
| Boom Cup | 2020/06/10 18:55 | Umehara, Danilo v Yokoyama, Hiromi | W | 0-3 |
| Boom Cup | 2020/06/10 18:30 | Yokoyama, Hiromi v Henrique, Ito | W | 3-0 |
| Boom Cup | 2020/06/10 00:20 | Yokoyama, Hiromi v Kojima, Ricardo | L | 0-3 |
| Boom Cup | 2020/06/11 19:20 | Yamamoto, Vitor v Umehara, Danilo | W | 3-0 |
| Boom Cup | 2020/06/11 18:30 | Orsatti, Lucas v Yamamoto, Vitor | L | 3-0 |
| Boom Cup | 2020/06/11 00:20 | Yamamoto, Vitor v Franco, Rafael | L | 1-3 |
| Boom Cup | 2020/06/10 23:55 | Dias, Jonathan v Yamamoto, Vitor | L | 3-0 |
| Boom Cup | 2020/06/10 22:40 | Yamamoto, Vitor v Horiuchi, Rodrigo | W | 3-2 |
| Boom Cup | 2020/06/10 22:15 | Matsuo, Alexandre v Yamamoto, Vitor | W | 1-3 |
| Boom Cup | 2020/06/10 21:50 | Yamamoto, Vitor v Pereira, Leandro | W | 3-0 |
| Boom Cup | 2020/06/08 21:00 | Franco, Rafael v Yamamoto, Vitor | L | 3-2 |