| Boom Cup | 2020/05/12 20:00 | Akira Chikaraishi v Vitor Yamamoto | L | 3-0 |
| Boom Cup | 2020/05/06 14:30 | Vitor Yamamoto v Akira Chikaraishi | L | 0-3 |
| Boom Cup | 2020/05/05 12:00 | Akira Chikaraishi v Vitor Yamamoto | L | 3-0 |
| Boom Cup | 2020/05/04 13:00 | Vitor Yamamoto v Akira Chikaraishi | L | 0-3 |
| Boom Cup | 2020/05/03 18:30 | Akira Chikaraishi v Vitor Yamamoto | L | 3-0 |
| Boom Cup | 2020/04/29 12:30 | Vitor Yamamoto v Akira Chikaraishi | L | 0-3 |
| Boom Cup | 2020/04/27 20:30 | Akira Chikaraishi v Vitor Yamamoto | L | 3-0 |
| Boom Cup | 2020/05/19 00:20 | Ricardo Kojima v Vitor Yamamoto | L | 3-1 |
| Boom Cup | 2020/05/18 23:55 | Vitor Yamamoto v Tiago Fudimori | L | 2-3 |
| Boom Cup | 2020/05/18 23:05 | Jonathan Dias v Vitor Yamamoto | L | 3-1 |
| Boom Cup | 2020/05/18 22:15 | Leandro Pereira v Vitor Yamamoto | W | 2-3 |
| Boom Cup | 2020/05/18 21:50 | Vitor Yamamoto v Alexandre Matsuo | W | 3-0 |
| Boom Cup | 2020/05/15 15:30 | Vitor Yamamoto v Rafael Franco | W | 3-1 |
| Boom Cup | 2020/05/15 14:30 | Leandro Pereira v Vitor Yamamoto | L | 3-0 |
| Boom Cup | 2020/05/15 13:30 | Vitor Yamamoto v Jonathan Dias | L | 0-3 |
| Boom Cup | 2020/05/18 21:00 | Danilo Umehara v Akira Chikaraishi | W | 0-3 |
| Boom Cup | 2020/05/18 20:10 | Akira Chikaraishi v Ito Henrique | W | 3-0 |
| Boom Cup | 2020/05/18 19:45 | Rafael Franco v Akira Chikaraishi | W | 0-3 |
| Boom Cup | 2020/05/18 18:55 | Akira Chikaraishi v Lucas Kawahara | W | 3-0 |
| Boom Cup | 2020/05/18 18:30 | Mauricio Goncalves v Akira Chikaraishi | W | 0-3 |
| Boom Cup | 2020/05/15 19:00 | Akira Chikaraishi v Ricardo Kojima | L | 1-3 |
| Boom Cup | 2020/05/15 18:00 | Akira Chikaraishi v Alec Fudihara | W | 3-0 |
| Boom Cup | 2020/05/15 17:00 | Lucas Orsatti v Akira Chikaraishi | W | 1-3 |