| Boom Cup | 2020/05/19 20:35 | Yamamoto, Vitor v Kojima, Ricardo | L | 0-3 |
| Boom Cup | 2020/05/19 00:20 | Kojima, Ricardo v Yamamoto, Vitor | L | 3-1 |
| Boom Cup | 2020/05/12 20:30 | Yamamoto, Vitor v Kojima, Ricardo | L | 0-3 |
| Boom Cup | 2020/05/11 13:00 | Yamamoto, Vitor v Kojima, Ricardo | L | 0-3 |
| Boom Cup | 2020/05/05 12:30 | Kojima, Ricardo v Yamamoto, Vitor | L | 3-0 |
| Boom Cup | 2020/05/03 19:00 | Yamamoto, Vitor v Kojima, Ricardo | L | 0-3 |
| Boom Cup | 2020/05/02 15:30 | Yamamoto, Vitor v Kojima, Ricardo | L | 0-3 |
| Boom Cup | 2020/05/21 22:40 | Yamamoto, Vitor v Matsuo, Alexandre | W | 3-0 |
| Boom Cup | 2020/05/21 21:50 | Yokoyama, Hiromi v Yamamoto, Vitor | L | 3-2 |
| Boom Cup | 2020/05/21 00:20 | Yamamoto, Vitor v Henrique, Ito | L | 0-3 |
| Boom Cup | 2020/05/20 23:55 | Kawahara, Lucas v Yamamoto, Vitor | L | 3-2 |
| Boom Cup | 2020/05/20 22:40 | Yamamoto, Vitor v Matsuo, Alexandre | W | 3-2 |
| Boom Cup | 2020/05/20 22:15 | Pereira, Leandro v Yamamoto, Vitor | L | 3-1 |
| Boom Cup | 2020/05/20 21:50 | Yamamoto, Vitor v Chikaraishi, Akira | L | 0-3 |
| Boom Cup | 2020/05/19 21:25 | Kawahara, Lucas v Yamamoto, Vitor | L | 3-1 |
| Boom Cup | 2020/05/21 22:15 | Kojima, Ricardo v Yokoyama, Hiromi | W | 3-0 |
| Boom Cup | 2020/05/21 21:25 | Orsatti, Lucas v Kojima, Ricardo | W | 2-3 |
| Boom Cup | 2020/05/20 21:00 | Kojima, Ricardo v Orsatti, Lucas | W | 3-2 |
| Boom Cup | 2020/05/20 20:10 | Umehara, Danilo v Kojima, Ricardo | W | 0-3 |
| Boom Cup | 2020/05/20 19:45 | Kojima, Ricardo v Dias, Jonathan | W | 3-2 |
| Boom Cup | 2020/05/20 19:20 | Kojima, Ricardo v Goncalves, Maurico | W | 3-0 |
| Boom Cup | 2020/05/20 18:55 | Yokoyama, Hiromi v Kojima, Ricardo | W | 0-3 |
| Boom Cup | 2020/05/19 21:00 | Kojima, Ricardo v Chikaraishi, Akira | W | 3-1 |