| Qatar Open XD | 2017/07/04 05:10 | Mizutani, Jun v Seo, Hyundeok | L | 4-0 |
| Qatar Open XD | 2017/07/03 06:00 | Seo, Hyundeok v Zhang, Shaoping | W | 4-0 |
| Qatar Open XD | 2017/07/02 10:15 | Seo, Hyundeok v Sun, Chia-Hung | W | 4-0 |
| Qatar Open XD | 2017/07/02 05:00 | Seo, Hyundeok v Houghton, Benjamin | W | 4-0 |
| Qatar Open XD | 2017/06/15 03:10 | Ricardo Walther v Seo, Hyundeok | L | 4-0 |
| Qatar Open XD | 2017/04/18 07:26 | Hunor Szocs v Seo, Hyundeok | L | 4-0 |