| Bulgaria Open | 2018/08/19 12:10 | Kenta Matsudaira v Xin Xu | L | 1-4 |
| Bulgaria Open | 2018/08/18 16:10 | Kenta Matsudaira v Tomokazu Harimoto | W | 4-2 |
| Bulgaria Open | 2018/08/18 08:40 | Peifeng Zheng v Kenta Matsudaira | W | 3-4 |
| Bulgaria Open | 2018/08/17 13:40 | Kirill Gerassimenko v Kenta Matsudaira | W | 2-4 |
| Bulgaria Open | 2018/08/16 11:40 | Bojan Tokic v Kenta Matsudaira | W | 0-4 |
| Qatar Open XD | 2018/07/27 02:40 | Kenta Matsudaira v Yuki Hirano | L | 3-4 |
| Qatar Open Women | 2018/07/19 09:40 | Kenta Matsudaira v Yu Song Ham | L | 1-4 |
| Qatar Open Women | 2018/06/09 05:50 | Timo Boll v Kenta Matsudaira | L | 4-1 |
| Qatar Open XD | 2018/10/30 16:00 | Kai Zhou v Alexander Shibaev | L | 1-4 |
| Qatar Open XD | 2018/07/18 02:05 | Benedikt Duda v Kai Zhou | W | 2-4 |
| Qatar Open XD | 2018/07/17 01:50 | Kai Zhou v Kutbidillo Teshaboev | W | 4-0 |
| Qatar Open Women | 2018/06/08 04:30 | Kai Zhou v Mattias Karlsson | L | 1-4 |
| Qatar Open XD | 2018/06/07 07:00 | Donghyun Kim v Kai Zhou | W | 1-4 |
| Qatar Open XD | 2018/06/06 01:00 | Kai Zhou v Munsu Kim | W | 4-0 |
| Qatar Open XD | 2018/05/30 08:20 | Chuqin Wang v Kai Zhou | L | 4-3 |
| Qatar Open XD | 2018/05/30 02:00 | Kai Zhou v Bastian Steger | W | 4-3 |