| Boom Cup | 2020/05/15 15:30 | Hiromi Yokoyama v Akira Chikaraishi | L | 0-3 |
| Boom Cup | 2020/05/14 20:30 | Hiromi Yokoyama v Akira Chikaraishi | L | 0-3 |
| Boom Cup | 2020/05/07 19:00 | Hiromi Yokoyama v Akira Chikaraishi | L | 1-3 |
| Boom Cup | 2020/05/03 17:00 | Akira Chikaraishi v Hiromi Yokoyama | L | 3-0 |
| Boom Cup | 2020/05/02 20:30 | Akira Chikaraishi v Hiromi Yokoyama | L | 3-0 |
| Boom Cup | 2020/04/28 20:00 | Hiromi Yokoyama v Akira Chikaraishi | L | 0-3 |
| Boom Cup | 2020/04/27 18:00 | Akira Chikaraishi v Hiromi Yokoyama | L | 3-2 |
| Boom Cup | 2020/05/22 19:20 | Hiromi Yokoyama v Ito Henrique | W | 3-0 |
| Boom Cup | 2020/05/22 18:55 | Lucas Orsatti v Hiromi Yokoyama | L | 3-0 |
| Boom Cup | 2020/05/22 00:20 | Hiromi Yokoyama v Alexandre Matsuo | W | 3-0 |
| Boom Cup | 2020/05/21 23:55 | Lucas Orsatti v Hiromi Yokoyama | L | 3-1 |
| Boom Cup | 2020/05/21 22:40 | Hiromi Yokoyama v Mauricio Goncalves | W | 3-1 |
| Boom Cup | 2020/05/21 22:15 | Ricardo Kojima v Hiromi Yokoyama | L | 3-0 |
| Boom Cup | 2020/05/21 21:50 | Hiromi Yokoyama v Vitor Yamamoto | W | 3-2 |
| Boom Cup | 2020/05/20 21:25 | Hiromi Yokoyama v Mauricio Goncalves | W | 3-0 |
| Boom Cup | 2020/05/22 19:20 | Akira Chikaraishi v Lucas Orsatti | W | 3-1 |
| Boom Cup | 2020/05/22 18:30 | Ricardo Kojima v Akira Chikaraishi | L | 3-2 |
| Boom Cup | 2020/05/21 00:20 | Akira Chikaraishi v Lucas Kawahara | W | 3-0 |
| Boom Cup | 2020/05/20 23:30 | Alexandre Matsuo v Akira Chikaraishi | W | 0-3 |
| Boom Cup | 2020/05/20 23:05 | Akira Chikaraishi v Leandro Pereira | W | 3-0 |
| Boom Cup | 2020/05/20 22:40 | Akira Chikaraishi v Ito Henrique | W | 3-0 |
| Boom Cup | 2020/05/20 21:50 | Vitor Yamamoto v Akira Chikaraishi | W | 0-3 |
| Boom Cup | 2020/05/19 21:00 | Ricardo Kojima v Akira Chikaraishi | L | 3-1 |