| Boom Cup | 05/20 18:55 | - | Hiromi Yokoyama v Ricardo Kojima | L | 0-3 | |
| Boom Cup | 05/20 00:20 | - | Hiromi Yokoyama v Tiago Cardoso | L | 0-3 | |
| Boom Cup | 05/19 23:30 | - | Leandro Pereira v Hiromi Yokoyama | W | 0-3 | |
| Boom Cup | 05/19 23:05 | - | Hiromi Yokoyama v Lucas Orsatti | L | 1-3 | |
| Boom Cup | 05/19 22:40 | - | Hiromi Yokoyama v Mauricio Goncalves | L | 2-3 | |
| Boom Cup | 05/19 21:50 | - | Avelino Neto v Hiromi Yokoyama | W | 2-3 | |
| Boom Cup | 05/15 19:00 | - | Hiromi Yokoyama v Lucas Orsatti | W | 3-1 | |
| Boom Cup | 05/15 18:30 | - | Ricardo Kojima v Hiromi Yokoyama | L | 3-0 | |
| Boom Cup | 05/15 17:30 | - | Tiago Fudimori v Hiromi Yokoyama | L | 3-2 | |
| Boom Cup | 05/15 17:00 | - | Hiromi Yokoyama v Alec Fudihara | W | 3-1 | |
| Boom Cup | 05/15 15:30 | - | Hiromi Yokoyama v Akira Chikaraishi | L | 0-3 | |
| Boom Cup | 05/14 20:30 | - | Hiromi Yokoyama v Akira Chikaraishi | L | 0-3 | |
| Boom Cup | 05/14 20:00 | - | Avelino Neto v Hiromi Yokoyama | W | 0-3 | |
| Boom Cup | 05/14 19:30 | - | Hiromi Yokoyama v Tiago Cardoso | L | 1-3 | |
| Boom Cup | 05/13 19:00 | - | Hiromi Yokoyama v Joao Paulo Trecco | W | 3-0 | |
| Boom Cup | 05/13 18:30 | - | Rafael Franco v Hiromi Yokoyama | L | 3-2 | |
| Boom Cup | 05/13 17:00 | - | Hiromi Yokoyama v Lucas Kawahara | W | 3-1 | |
| Boom Cup | 05/13 16:30 | - | Ito Henrique v Hiromi Yokoyama | W | 0-3 | |
| Boom Cup | 05/13 16:00 | - | Hiromi Yokoyama v Ricardo Kojima | L | 0-3 | |
| Boom Cup | 05/12 15:00 | - | Joao Paulo Trecco v Hiromi Yokoyama | W | 0-3 | |
| Boom Cup | 05/12 14:00 | - | Hiromi Yokoyama v Alec Fudihara | L | 0-3 | |
| Boom Cup | 05/12 13:30 | - | Lucas Orsatti v Hiromi Yokoyama | L | 3-2 | |
| Boom Cup | 05/12 13:00 | - | Ito Henrique v Hiromi Yokoyama | W | 0-3 | |
| Boom Cup | 05/12 12:00 | - | Hiromi Yokoyama v Leandro Pereira | W | 3-0 | |
| Boom Cup | 05/11 20:30 | - | Alec Fudihara v Hiromi Yokoyama | L | 3-1 | |
| Boom Cup | 05/11 20:00 | - | Hiromi Yokoyama v Rafael Franco | W | 3-0 | |
| Boom Cup | 05/11 19:30 | - | Jonathan Dias v Hiromi Yokoyama | W | 1-3 | |
| Boom Cup | 05/08 20:30 | - | Hiromi Yokoyama v Mauricio Goncalves | L | 2-3 | |
| Boom Cup | 05/08 19:30 | - | Leandro Pereira v Hiromi Yokoyama | W | 0-3 | |
| Boom Cup | 05/08 19:00 | - | Hiromi Yokoyama v Jonathan Dias | L | 0-3 |