| Boom Cup | 2020/05/13 17:00 | Yokoyama, Hiromi v Kawahara, Lucas | L | 3-1 |
| Boom Cup | 2020/05/07 17:00 | Yokoyama, Hiromi v Kawahara, Lucas | L | 3-2 |
| Boom Cup | 2020/05/06 17:00 | Yokoyama, Hiromi v Kawahara, Lucas | W | 1-3 |
| Boom Cup | 2020/05/05 17:00 | Yokoyama, Hiromi v Kawahara, Lucas | L | 3-2 |
| Boom Cup | 2020/05/04 19:00 | Yokoyama, Hiromi v Kawahara, Lucas | L | 3-1 |
| Boom Cup | 2020/04/29 19:00 | Yokoyama, Hiromi v Kawahara, Lucas | L | 3-1 |
| Boom Cup | 2020/04/28 19:30 | Kawahara, Lucas v Yokoyama, Hiromi | W | 3-1 |
| Boom Cup | 2020/05/24 00:20 | Yamamoto, Vitor v Kawahara, Lucas | L | 3-0 |
| Boom Cup | 2020/05/23 23:30 | Kawahara, Lucas v Pereira, Leandro | W | 3-1 |
| Boom Cup | 2020/05/23 23:05 | Kawahara, Lucas v Umehara, Danilo | W | 3-0 |
| Boom Cup | 2020/05/23 22:40 | Matsuo, Alexandre v Kawahara, Lucas | W | 1-3 |
| Boom Cup | 2020/05/23 21:25 | Kawahara, Lucas v Franco, Rafael | L | 2-3 |
| Boom Cup | 2020/05/21 21:25 | Kawahara, Lucas v Dias, Jonathan | L | 0-3 |
| Boom Cup | 2020/05/21 20:35 | Umehara, Danilo v Kawahara, Lucas | W | 1-3 |
| Boom Cup | 2020/05/21 19:45 | Kawahara, Lucas v Pereira, Leandro | W | 3-2 |
| Boom Cup | 2020/05/23 21:00 | Chikaraishi, Akira v Yokoyama, Hiromi | L | 3-1 |
| Boom Cup | 2020/05/23 20:35 | Yokoyama, Hiromi v Orsatti, Lucas | W | 3-2 |
| Boom Cup | 2020/05/23 20:10 | Henrique, Ito v Yokoyama, Hiromi | W | 0-3 |
| Boom Cup | 2020/05/23 18:55 | Kojima, Ricardo v Yokoyama, Hiromi | L | 3-2 |
| Boom Cup | 2020/05/23 18:30 | Yokoyama, Hiromi v Cardoso, Tiago | L | 0-3 |
| Boom Cup | 2020/05/22 21:00 | Yokoyama, Hiromi v Kojima, Ricardo | L | 0-3 |
| Boom Cup | 2020/05/22 20:10 | Goncalves, Maurico v Yokoyama, Hiromi | W | 1-3 |
| Boom Cup | 2020/05/22 19:45 | Yokoyama, Hiromi v Chikaraishi, Akira | L | 0-3 |