stadio: Court 1 Round: 54 Ground: Hardcourt outdoor
| ITF Corea F1 | 2018/06/02 02:00 | Sung Jun Park v Seoung Hun Lee | 6-1,6-1 |
| ITF Corea F6 | 2018/08/26 03:00 | Sung Jun Park v Seungri Choi | 6-1,5-7,2-6 |
| ITF Corea F6 | 2018/08/25 04:30 | Gwang Hyeon Cho v Sung Jun Park | 7-6,4-6,2-6 |
| ITF Corea del Sud F5 | 2018/08/20 01:00 | Sung Jun Park v Ku Keon Kang | 3-6,1-6 |
| ITF Corea del Sud F5 | 2018/08/19 02:00 | Sung Jun Park v Cheong Hwi Kim | 6-0,6-2 |
| ITF Corea del Sud F5 | 2018/08/18 03:00 | Ang Ji v Sung Jun Park | 1-6,3-6 |
| Challenger Gwangju - Qual. | 2018/08/11 03:20 | Woo Hyeok Jang v Sung Jun Park | 6-4,6-3 |
| ITF Corea F3 - Qual. | 2018/06/16 02:00 | Young-Hoon Jeong v Sung Jun Park | 6-3,6-3 |
| ITF Corea F2 | 2018/06/11 03:30 | Jae Hwan Kim v Sung Jun Park | 6-1,6-2 |
| ITF Corea del Sud F5 | 2018/08/21 05:05 | Seoung Hun Lee v Jae Hwan Kim | 1-6,0-6 |
| ITF Corea del Sud F5 | 2018/08/20 01:00 | Seoung Hun Lee v Dong Ju Kim | 6-1,6-1 |
| ITF Corea del Sud F5 | 2018/08/19 02:00 | William Ma v Seoung Hun Lee | 6-3,4-6,3-6 |
| ITF Corea del Sud F5 | 2018/08/18 01:00 | Young Seok Lee v Seoung Hun Lee | 3-6,2-6 |
| ITF Corea F4 | 2018/08/13 01:00 | Ku Keon Kang v Seoung Hun Lee | 6-2,6-2 |
| ITF Corea F4 | 2018/08/12 02:00 | Jae Won Yun v Seoung Hun Lee | 6-3,2-6,6-7 |
| ITF Corea F3 - Qual. | 2018/06/16 01:00 | Geon Ju Shin v Seoung Hun Lee | 3-6,4-6 |
| ITF Corea F2 | 2018/06/10 05:00 | Sang-Woo Noh v Seoung Hun Lee | 6-3,6-3 |