| Boom Cup | 2020/05/25 18:30 | Akira Chikaraishi v Vitor Yamamoto | W | 3-0 |
| Boom Cup | 2020/05/20 21:50 | Vitor Yamamoto v Akira Chikaraishi | W | 0-3 |
| Boom Cup | 2020/05/19 18:30 | Vitor Yamamoto v Akira Chikaraishi | W | 0-3 |
| Boom Cup | 2020/05/12 20:00 | Akira Chikaraishi v Vitor Yamamoto | W | 3-0 |
| Boom Cup | 2020/05/06 14:30 | Vitor Yamamoto v Akira Chikaraishi | W | 0-3 |
| Boom Cup | 2020/05/05 12:00 | Akira Chikaraishi v Vitor Yamamoto | W | 3-0 |
| Boom Cup | 2020/05/04 13:00 | Vitor Yamamoto v Akira Chikaraishi | W | 0-3 |
| Boom Cup | 2020/05/03 18:30 | Akira Chikaraishi v Vitor Yamamoto | W | 3-0 |
| Boom Cup | 2020/06/02 21:50 | Hiromi Yokoyama v Akira Chikaraishi | W | 0-3 |
| Boom Cup | 2020/06/01 21:00 | Akira Chikaraishi v Rafael Franco | W | 3-0 |
| Boom Cup | 2020/06/01 20:35 | Lucas Orsatti v Akira Chikaraishi | W | 1-3 |
| Boom Cup | 2020/06/01 19:45 | Jonathan Dias v Akira Chikaraishi | W | 1-3 |
| Boom Cup | 2020/06/01 19:20 | Akira Chikaraishi v Lucas Kawahara | W | 3-0 |
| Boom Cup | 2020/06/01 18:30 | Hiromi Yokoyama v Akira Chikaraishi | W | 0-3 |
| Boom Cup | 2020/05/30 21:00 | Ricardo Kojima v Akira Chikaraishi | L | 3-2 |
| Boom Cup | 2020/05/30 20:10 | Akira Chikaraishi v Tiago Cardoso | L | 1-3 |
| Boom Cup | 2020/06/02 21:50 | Vitor Yamamoto v Alexandre Matsuo | W | 3-0 |
| Boom Cup | 2020/05/31 00:20 | Vitor Yamamoto v Ito Henrique | W | 3-0 |
| Boom Cup | 2020/05/30 23:30 | Alexandre Matsuo v Vitor Yamamoto | W | 0-3 |
| Boom Cup | 2020/05/30 23:05 | Vitor Yamamoto v Danilo Umehara | W | 3-0 |
| Boom Cup | 2020/05/30 22:40 | Vitor Yamamoto v Leandro Pereira | W | 3-0 |
| Boom Cup | 2020/05/30 21:50 | Lucas Kawahara v Vitor Yamamoto | L | 3-0 |
| Boom Cup | 2020/05/29 21:25 | Vitor Yamamoto v Ito Henrique | W | 3-1 |
| Boom Cup | 2020/05/29 20:35 | Danilo Umehara v Vitor Yamamoto | W | 1-3 |