| Bulgaria Open | 2018/08/16 12:30 | Hogyun Baek v Tomokazu Harimoto | L | 0-4 |
| Qatar Open – SP | 2018/08/15 16:00 | Hogyun Baek v Alexander Shibaev | W | 4-2 |
| Qatar Open – SP | 2018/08/14 08:10 | Alexander Chen v Hogyun Baek | W | 2-4 |
| Qatar Open – SP | 2018/05/19 05:00 | Hogyun Baek v Zhi Su | L | 1-4 |
| Qatar Open – SP | 2018/05/18 09:00 | Supanut Wisutmaythangkoon v Hogyun Baek | W | 2-4 |
| Qatar Open – SP | 2018/05/17 02:10 | Snehit Suravajjula v Hogyun Baek | L | 3-0 |
| Qatar Open – SP | 2018/05/16 02:10 | Zhi Li v Hogyun Baek | L | 3-2 |