Stadium: Court 7 Round: 44
| ITF Women Sangju Qual | 2018/06/04 03:30 | Chihiro Takayama v Hyojung Yea | 2-6,1-6 |
| ITF Women Sangju Qual | 2018/06/03 02:00 | Hyojung Yea v Eun Se Jang | 6-2,6-3 |
| ITF Women Changwon Qual | 2018/05/22 01:00 | Dabin Kim v Hyojung Yea | 2-6,6-4,6-3 |
| ITF Women Changwon Qual | 2018/05/21 01:00 | Hyojung Yea v Se-Hyun Kim | 6-1,1-6,6-0 |
| ITF Women Changwon Qual | 2018/05/20 01:00 | Eun Ji Lee v Hyojung Yea | 2-6,0-6 |
| ITF Women Incheon Qual | 2018/05/13 02:00 | Alina Silich v Hyojung Yea | 6-4,2-6,7-6 |
| ITF Women Goyang Qual | 2018/05/07 01:00 | Hyojung Yea v Alicia Barnett | 1-6,4-6 |
| ITF Women Goyang Qual | 2018/05/06 05:15 | Dami Lee v Hyojung Yea | 0-6,1-6 |
| ITF Women Sangju Qual | 2018/06/04 03:30 | Mi Seong Sim v Seonghee Cheon | 4-6,6-2,6-4 |
| ITF Women Sangju Qual | 2018/06/03 02:00 | Jooyeon Jeong v Mi Seong Sim | 0-6,4-6 |