| Thailand Open U21 | 2019/05/24 03:05 | Oh, Minseo v Baek, Hogyun | L | 3-1 |
| Thailand Open U21 | 2019/05/23 03:00 | Baek, Hogyun v Sanglertsilpachai, Thyme | W | 3-0 |
| Qatar Open XD | 2018/08/21 10:30 | Baek, Hogyun v Zhang, Yudong | L | 3-4 |
| Bulgaria Open 2019, MS | 2018/08/16 12:30 | Baek, Hogyun v Tomokazu Harimoto | L | 0-4 |
| Qatar Open XD | 2018/08/15 16:00 | Baek, Hogyun v Shibaev, Alexander | W | 4-2 |
| Qatar Open XD | 2018/08/14 08:10 | Alexander Chen v Baek, Hogyun | W | 2-4 |
| Qatar Open XD | 2018/05/19 05:00 | Baek, Hogyun v Su, Zhi | L | 1-4 |
| Qatar Open XD | 2018/05/18 09:00 | Wisutmaythangkoon, Supanut v Baek, Hogyun | W | 2-4 |
| Qatar Open XD | 2018/11/07 10:40 | Kenta Matsudaira v Dingshuo Liu | L | 0-4 |
| Qatar Open XD | 2018/11/06 14:50 | Kenta Matsudaira v Kai Zhou | W | 4-1 |
| Bulgaria Open 2019, MS | 2018/08/19 12:10 | Kenta Matsudaira v Xu, Xin | L | 1-4 |
| Bulgaria Open 2019, MS | 2018/08/18 16:10 | Kenta Matsudaira v Tomokazu Harimoto | W | 4-2 |
| Bulgaria Open 2019, MS | 2018/08/18 08:40 | Zheng, Peifeng v Kenta Matsudaira | W | 3-4 |
| Bulgaria Open 2019, MS | 2018/08/17 13:40 | Kirill Gerassimenko v Kenta Matsudaira | W | 2-4 |
| Bulgaria Open 2019, MS | 2018/08/16 11:40 | Tokic, Bojan v Kenta Matsudaira | W | 0-4 |
| Qatar Open XD | 2018/07/27 02:40 | Kenta Matsudaira v Hirano, Yuki | L | 3-4 |