Results
| Italian Open Quals | 06/26 12:45 | - | Luca Zhou v Kai Niederhuber | L | 2-1 | |
| Italian Open Quals | 06/26 10:30 | - | Kai Niederhuber v Sanskar Saraswat | W | 2-0 | |
| Italian Open Quals | 06/25 11:30 | - | Kai Niederhuber v Roslie Razeeq Danial | W | 2-1 | |
| Czech Int. | 06/21 09:40 | - | Emre Lale v Kai Niederhuber | L | 2-1 | |
| Czech Int. | 06/20 10:15 | - |
Kai Niederhuber v
Toledo
|
W | 2-0 | |
| Austrian Open Qual | 05/23 08:00 | - |
Kai Niederhuber v
North Carolina
|
L | 0-2 | |
| Austrian Open Qual | 05/22 14:45 | - | Emil Dantler v Kai Niederhuber | W | 0-2 | |
| Austrian Open Qual | 05/22 11:00 | - | Mohamed Amine Guelmaoui v Kai Niederhuber | - | Walkover | |
| Slovenia Open | 05/17 09:20 | - | Jun Hui Marcus Lau v Kai Niederhuber | L | 2-1 | |
| Slovenia Open | 05/16 14:25 | - | Kai Niederhuber v Gustav Bjorkler | W | 2-0 | |
| Slovenia Open | 05/16 11:05 | - | Kai Niederhuber v Yuehang Wang | W | 2-0 | |
| Slovak Open Qual | 05/08 13:30 | - | Christian Adinata v Kai Niederhuber | L | 2-0 |