Stadium: Court A Round: 44 Ground: Hardcourt outdoor
| ITF Women Daegu Qual | 2018/06/19 01:00 | Kanako Morisaki v Se-Hyun Kim | 1-6,6-3,6-4 |
| ITF Women Daegu Qual | 2018/06/18 01:00 | Mami Hasegawa v Se-Hyun Kim | 1-6,1-6 |
| ITF Women Gyeongsan | 2018/06/14 05:50 | Se-Hyun Kim v Hyojung Yea | 4-6,0-6 |
| ITF Women Gyeongsan | 2018/06/12 02:30 | Se-Hyun Kim v Kwan Yau Ng | 6-1,6-3 |
| ITF Women Sangju | 2018/06/06 05:15 | Subin Park v Se-Hyun Kim | 1-6,6-3,6-2 |
| ITF Women Changwon Qual | 2018/05/21 01:00 | Hyojung Yea v Se-Hyun Kim | 6-1,1-6,6-0 |
| ITF Women Incheon Qual | 2018/05/14 03:30 | Maddison Inglis v Se-Hyun Kim | 6-3,5-7,6-2 |
| ITF Women Incheon Qual | 2018/05/13 03:30 | Se-Hyun Kim v Seunghyun Lee | 6-2,6-0 |