Head to Head
| Hungarian Open | 2020/02/20 16:50 | Benedikt Duda v Koki Niwa | W | 4-0 |
| Austrian Open | 2019/11/14 17:20 | Koki Niwa v Benedikt Duda | L | 4-2 |
| Hungarian Open | 2020/02/20 16:50 | Benedikt Duda v Koki Niwa | W | 4-0 |
| Austrian Open | 2019/11/14 17:20 | Koki Niwa v Benedikt Duda | L | 4-2 |