Stadium: Court 8 Round: 54 Ground: Hardcourt outdoor
| ITF Korea F6 | 2018/08/28 05:00 | Geun Jun Kim v Dong-Hak Sin | 2-6,3-6 |
| ITF Korea F6 | 2018/08/26 02:00 | Mu Fu Tsai v Geun Jun Kim | 0-6,1-6 |
| ITF Korea F5 | 2018/08/18 01:00 | Hyeon il Jung v Geun Jun Kim | 7-6,1-6,4-6 |
| ITF Korea F4 | 2018/08/15 01:00 | Ju-Hae Moon v Geun Jun Kim | 6-2,6-3 |
| ITF Korea F4 | 2018/08/14 01:00 | Ki Su Jung v Geun Jun Kim | 2-6,1-6 |
| ITF Korea F3 | 2018/06/19 09:45 | Geun Jun Kim v Chukang Wang | 4-6,1-6 |
| ITF Korea F3 Qual | 2018/06/18 01:00 | Young-Hoon Jeong v Geun Jun Kim | 4-6,4-6 |
| ITF Korea F3 Qual | 2018/06/17 03:00 | Geun Jun Kim v Dae-Hee Lee | 7-5,7-5 |
| ITF Korea F3 Qual | 2018/06/18 03:30 | Mitchell Thomas McDaniels v Woo Young Lee | 6-3,6-1 |
| ITF Korea F2 | 2018/06/10 06:30 | Woo Young Lee v Yu Hsiang Chiu | 2-6,3-6 |
| ITF Korea F2 | 2018/06/09 03:00 | Woo Young Lee v Seong Jae Han | 3-6,6-1,7-6 |
| ITF Korea F4 | 2017/06/18 02:00 | Woo Young Lee v Sung Jun Park | 1-6,2-6 |
| ITF Korea F3 Qual | 2017/06/11 04:30 | Jun Sang Park v Woo Young Lee | 6-4,6-3 |
| ITF Korea F2 Qual | 2017/06/04 03:00 | Woo Young Lee v Woo Hyeok Jang | 3-6,2-6 |
| ITF Korea F2 Qual | 2017/06/03 02:00 | Woo Young Lee v Seong Jae Han | 6-4,6-2 |