| Boom Cup | 2020/05/03 20:00 | Ricardo Kojima v Akira Chikaraishi | W | 1-3 |
| Boom Cup | 2020/05/02 15:00 | Akira Chikaraishi v Ricardo Kojima | W | 3-1 |
| Boom Cup | 2020/04/30 13:30 | Ricardo Kojima v Akira Chikaraishi | L | 3-2 |
| Boom Cup | 2020/04/22 16:00 | Akira Chikaraishi v Ricardo Kojima | L | 2-3 |
| Boom Cup | 2020/04/21 16:30 | Akira Chikaraishi v Ricardo Kojima | L | 0-3 |
| Boom Cup | 2020/05/05 12:30 | Akira Chikaraishi v Mauricio Goncalves | W | 3-1 |
| Boom Cup | 2020/05/05 12:00 | Akira Chikaraishi v Vitor Yamamoto | W | 3-0 |
| Boom Cup | 2020/05/04 15:00 | Akira Chikaraishi v Joao Paulo Trecco | W | 3-0 |
| Boom Cup | 2020/05/04 14:00 | Tiago Fudimori v Akira Chikaraishi | W | 0-3 |
| Boom Cup | 2020/05/04 13:30 | Akira Chikaraishi v Leandro Pereira | W | 3-0 |
| Boom Cup | 2020/05/04 13:00 | Vitor Yamamoto v Akira Chikaraishi | W | 0-3 |
| Boom Cup | 2020/05/04 12:00 | Rafael Franco v Akira Chikaraishi | W | 1-3 |
| Boom Cup | 2020/05/03 20:00 | Ricardo Kojima v Akira Chikaraishi | W | 1-3 |
| Boom Cup | 2020/05/05 12:30 | Ricardo Kojima v Vitor Yamamoto | W | 3-0 |
| Boom Cup | 2020/05/05 12:00 | Ricardo Kojima v Mauricio Goncalves | W | 3-0 |
| Boom Cup | 2020/05/04 20:30 | Ricardo Kojima v Jonathan Dias | W | 3-1 |
| Boom Cup | 2020/05/04 20:00 | Mauricio Goncalves v Ricardo Kojima | W | 0-3 |
| Boom Cup | 2020/05/04 19:30 | Ricardo Kojima v Alec Fudihara | W | 3-1 |
| Boom Cup | 2020/05/03 20:30 | Mauricio Goncalves v Ricardo Kojima | W | 0-3 |
| Boom Cup | 2020/05/03 20:00 | Ricardo Kojima v Akira Chikaraishi | L | 1-3 |
| Boom Cup | 2020/05/03 19:00 | Vitor Yamamoto v Ricardo Kojima | W | 0-3 |