Stadium: Court 4 Round: 26
| ITF Korea F2 | 2018/06/14 01:00 | Jeamoon Lee v Nam, Ji Sung | 2-6,0-6 |
| ITF Korea F3 | 2018/06/19 08:15 | Nam, Ji Sung v Mcdaniels, Mitchell Thomas | 6-0,6-1 |
| ITF Korea F2 | 2018/06/17 04:00 | Nam, Ji Sung v Yunseong Chung | 4-6,3-6 |
| ITF Korea F2 | 2018/06/16 01:00 | Kim, Cheong-Eui v Nam, Ji Sung | 4-6,2-6 |
| ITF Korea F2 | 2018/06/15 01:00 | Hong, Seong Chan v Nam, Ji Sung | 5-7,3-6 |
| ITF Korea F2 | 2018/06/14 01:00 | Jeamoon Lee v Nam, Ji Sung | 2-6,0-6 |
| ITF Korea F2 | 2018/06/13 06:50 | Kim, Young Seok v Nam, Ji Sung | 6-7,0-6 |
| ITF Korea F1 | 2018/06/08 02:00 | Nam, Ji Sung v Lim, Yong-Kyu | 1-6,2-6 |
| ITF Korea F1 | 2018/06/06 02:15 | Nam, Ji Sung v Yoo, Daniel | 6-4,6-3 |
| ITF Korea F3 | 2018/06/19 07:00 | Son, Ji Hoon v Jeamoon Lee | 3-6,4-6 |
| ITF Korea F2 | 2018/06/14 01:00 | Jeamoon Lee v Nam, Ji Sung | 2-6,0-6 |
| ITF Korea F2 | 2018/06/13 06:05 | Chiu, Yu Hsiang v Jeamoon Lee | 4-6,4-6 |
| ITF Korea F1 | 2018/06/10 03:00 | Lim, Yong-Kyu v Jeamoon Lee | 6-4,7-6 |
| ITF Korea F1 | 2018/06/09 02:35 | Niki, Takuto v Jeamoon Lee | 3-6,6-4,4-6 |
| ITF Korea F1 | 2018/06/08 02:00 | Jeamoon Lee v Jeong, Young-Hoon | 6-1,6-4 |
| ITF Korea F1 | 2018/06/07 01:00 | Jae Hwan Kim v Jeamoon Lee | 6-4,2-6,4-6 |
| ITF Korea F1 | 2018/06/05 03:25 | Jeamoon Lee v Han, Seong Jae | 6-1,6-0 |