Stadium: Indoor Court 1 Round: 26
| ITF Korea F5 | 2018/08/21 03:15 | Kim, Cheong-Eui v Batalla Diez, Juan Ignacio | 6-1,6-2 |
| Challenger - Gwangju | 2018/08/14 01:00 | Kim, Cheong-Eui v Sidharth Rawat | 5-7,7-6,2-6 |
| ITF Indonesia F2 | 2018/08/03 02:00 | Kim, Cheong-Eui v Kaito Uesugi | 4-6,6-7 |
| ITF Indonesia F2 | 2018/08/02 03:00 | Kim, Cheong-Eui v Sho Shimabukuro | 6-4,6-4 |
| ITF Indonesia F2 | 2018/08/01 02:30 | Kim, Cheong-Eui v Cing-Yang Meng | 6-1,6-1 |
| ITF Indonesia F1 | 2018/07/27 02:00 | Kim, Cheong-Eui v Beale, Jeremy | 4-6,4-6 |
| ITF Indonesia F1 | 2018/07/26 03:00 | Kim, Cheong-Eui v Niki Kaliyanda Poonacha | 6-3,6-4 |
| ITF Indonesia F1 | 2018/07/24 06:15 | Kim, Cheong-Eui v Pervolarakis, Michail | 6-3,7-6 |
| ITF Korea F5 | 2018/08/21 04:20 | Kim, Hyeong Don v Im, Seong Taek | 6-4,3-6,1-6 |
| ITF Korea F5 | 2018/08/20 01:00 | Han, Seong Jae v Im, Seong Taek | 2-6,2-6 |
| ITF Korea F5 | 2018/08/19 02:00 | Im, Seong Taek v Choi, Seungri | 6-3,6-2 |
| ITF Korea F5 | 2018/08/18 03:00 | Im, Seong Taek v Fukuoka, Yusei | 6-1,6-2 |
| ITF Korea F4 | 2018/08/14 02:30 | Kwon, OH-Hee v Im, Seong Taek | 6-3,6-4 |
| ITF Korea F4 | 2018/08/12 02:00 | Im, Seong Taek v Han, Seong Jae | 7-5,6-2 |
| ITF Korea F4 | 2018/08/11 01:00 | Im, Seong Taek v Yang, Mingyuan | 6-0,6-4 |
| Challenger Gwangju Qual | 2017/09/16 01:30 | Yunseong Chung v Im, Seong Taek | 6-1,7-6 |