| ITF - Korea F2 | 2018/06/10 02:00 | Hyeon il Jung v Jae-Min Seol | 6-3,6-4 |
| ITF - Korea F1 | 2018/06/03 02:00 | Jae-Min Seol v Hyeong Jin Cho | 3-6,2-6 |
| ITF - Vietnam F3 | 2018/05/14 04:35 | Jae-Min Seol v Abhinav Sanjeev Shanmugam | 2-6,1-6 |
| ITF - Vietnam F2 | 2018/05/05 07:00 | Stefan Skadarka v Jae-Min Seol | 6-4,6-1 |
| ITF - Kasachstan - F4 - Qualifikation | 2018/04/16 03:30 | Jae-Min Seol v Vadim Kutsenko | 2-6,3-6 |
| ITF - Kasachstan F3 - Qualifikation | 2018/04/08 11:45 | Jae-Min Seol v Matvey Minin | 1-6,2-6 |
| ITF - Japan F3 | 2018/03/17 02:30 | Yuta Kawahashi v Jae-Min Seol | 6-2,6-3 |
| ITF - Thailand F12 - Qualifikation | 2017/12/10 03:00 | Socrates Leon Tsoronis v Jae-Min Seol | 6-2,6-2 |
| ITF - Korea F4 | 2018/08/11 01:00 | Ki Su Jung v Hyeon il Jung | 6-3,6-4 |
| ITF - Korea F3 - Qualifikation | 2018/06/16 03:30 | Ki Su Jung v Oh-Hee Kwon | 0-6,1-6 |
| ITF - Korea F2 | 2018/06/12 02:30 | Ju-Hae Moon v Ki Su Jung | 6-2,6-4 |
| ITF - Korea F1 | 2018/06/04 03:00 | Ki Su Jung v Loic Ratsaratany | 6-7,3-6 |
| ITF - Korea F1 | 2018/06/02 03:30 | Ki Su Jung v Hyun Bin Jin | 6-1,6-1 |
| ITF - Türkei F5 | 2018/02/04 07:30 | Ji Sung Nam v Ki Su Jung | 7-6,6-3 |
| ITF - Türkei F3 | 2018/01/23 07:30 | Ki Su Jung v Jung-Woong Na | 1-6,2-6 |
| ITF - Türkei F2 | 2018/01/16 07:30 | Ki Su Jung v Calin Manda | 7-6,3-6,6-7 |