| Boom Cup | 2020/05/22 21:00 | Hiromi Yokoyama v Ricardo Kojima | W | 0-3 |
| Boom Cup | 2020/05/21 22:15 | Ricardo Kojima v Hiromi Yokoyama | W | 3-0 |
| Boom Cup | 2020/05/20 18:55 | Hiromi Yokoyama v Ricardo Kojima | W | 0-3 |
| Boom Cup | 2020/05/15 18:30 | Ricardo Kojima v Hiromi Yokoyama | W | 3-0 |
| Boom Cup | 2020/05/13 16:00 | Hiromi Yokoyama v Ricardo Kojima | W | 0-3 |
| Boom Cup | 2020/05/03 18:00 | Hiromi Yokoyama v Ricardo Kojima | W | 0-3 |
| Boom Cup | 2020/05/01 20:30 | Hiromi Yokoyama v Ricardo Kojima | W | 0-3 |
| Boom Cup | 2020/04/29 17:30 | Ricardo Kojima v Hiromi Yokoyama | W | 3-0 |
| Boom Cup | 2020/05/23 18:30 | Ito Henrique v Ricardo Kojima | W | 0-3 |
| Boom Cup | 2020/05/22 21:00 | Hiromi Yokoyama v Ricardo Kojima | W | 0-3 |
| Boom Cup | 2020/05/22 20:35 | Ricardo Kojima v Lucas Orsatti | W | 3-0 |
| Boom Cup | 2020/05/22 20:10 | Ito Henrique v Ricardo Kojima | W | 0-3 |
| Boom Cup | 2020/05/22 18:55 | Mauricio Goncalves v Ricardo Kojima | W | 1-3 |
| Boom Cup | 2020/05/22 18:30 | Ricardo Kojima v Akira Chikaraishi | W | 3-2 |
| Boom Cup | 2020/05/21 23:55 | Ricardo Kojima v Mauricio Goncalves | W | 3-2 |
| Boom Cup | 2020/05/21 23:30 | Alexandre Matsuo v Ricardo Kojima | W | 0-3 |
| Boom Cup | 2020/05/23 18:30 | Hiromi Yokoyama v Tiago Cardoso | L | 0-3 |
| Boom Cup | 2020/05/22 21:00 | Hiromi Yokoyama v Ricardo Kojima | L | 0-3 |
| Boom Cup | 2020/05/22 20:10 | Mauricio Goncalves v Hiromi Yokoyama | W | 1-3 |
| Boom Cup | 2020/05/22 19:45 | Hiromi Yokoyama v Akira Chikaraishi | L | 0-3 |
| 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 |