| Challenger Seoul Qual | 2018/04/28 04:40 | Seung-Hun Shin v Jae Hwan Kim | 6-2,3-6,2-6 |
| ITF Korea F1 | 2018/06/07 01:00 | Jae Hwan Kim v Jeamoon Lee | 6-4,2-6,4-6 |
| ITF Korea F1 | 2018/06/06 02:50 | Young Seok Kim v Jae Hwan Kim | 4-6,4-6 |
| Challenger Busan Qual | 2018/05/12 01:00 | Jae Hwan Kim v Guillermo Olaso | 0-6,5-7 |
| Challenger Gimcheon Qual | 2018/05/05 02:50 | Jae Hwan Kim v Luke Saville | 2-6,7-6,2-6 |
| Challenger Seoul Qual | 2018/04/29 04:15 | Jae Hwan Kim v Jacob Grills | 6-4,2-6,4-6 |
| Challenger Seoul Qual | 2018/04/28 04:40 | Seung-Hun Shin v Jae Hwan Kim | 6-2,3-6,2-6 |
| ITF Thailand F12 Qual | 2017/12/11 04:45 | Billy Harris v Jae Hwan Kim | 6-4,6-4 |
| ITF Thailand F12 Qual | 2017/12/10 03:00 | Michael Commings v Jae Hwan Kim | 3-6,2-6 |
| ITF Korea F2 | 2018/06/09 01:00 | Hyun Bin Jin v Seung-Hun Shin | 5-7,3-6 |
| ITF Korea F1 | 2018/06/04 01:00 | Seong Jae Han v Seung-Hun Shin | 3-6,7-6,6-2 |
| Challenger Seoul Qual | 2018/04/28 04:40 | Seung-Hun Shin v Jae Hwan Kim | 6-2,3-6,2-6 |
| ITF Korea F4 | 2017/06/19 01:00 | Hyung-Chan Lim v Seung-Hun Shin | 6-3,3-6,6-3 |
| ITF Korea F4 | 2017/06/18 02:00 | Seon Yong Han v Seung-Hun Shin | 3-6,4-6 |
| ITF Korea F3 | 2017/06/14 03:35 | Seung-Hun Shin v Yong-Kyu Lim | 3-6,4-6 |
| ITF Korea F3 Qual | 2017/06/12 03:00 | Ivan Kalinin v Seung-Hun Shin | 2-6,0-6 |
| ITF Korea F3 Qual | 2017/06/11 04:30 | Seung-Hun Shin v Seoung Hun Lee | 6-3,7-6 |