| ITF Women Sangju | 2018/06/06 01:00 | Okuno, Ayaka v Yea, Hyojung | 6-3,6-3 |
| ITF Women Sangju Qual | 2018/06/05 02:05 | Yea, Hyojung v Sim, Mi Seong | 6-0,6-3 |
| ITF Women Sangju Qual | 2018/06/04 03:30 | Takayama, Chihiro v Yea, Hyojung | 2-6,1-6 |
| ITF Women Sangju Qual | 2018/06/03 02:00 | Yea, Hyojung v Jang, Eun SE | 6-2,6-3 |
| Changwon, Singles Qualifying W-WITF-KOR-01A | 2018/05/22 01:00 | Dabin Kim v Yea, Hyojung | 2-6,6-4,6-3 |
| Changwon, Singles Qualifying W-WITF-KOR-01A | 2018/05/21 01:00 | Yea, Hyojung v Kim, SE-Hyun | 6-1,1-6,6-0 |
| Changwon, Singles Qualifying W-WITF-KOR-01A | 2018/05/20 01:00 | Lee, Eun Ji v Yea, Hyojung | 2-6,0-6 |
| ITF Women Incheon Qual | 2018/05/13 02:00 | Silich, Alina v Yea, Hyojung | 6-4,2-6,7-6 |
| ITF Women Sangju | 2018/06/07 03:05 | Okuno, Ayaka v Subin Park | 7-6,6-4 |
| ITF Women Sangju | 2018/06/06 05:15 | Subin Park v Kim, SE-Hyun | 1-6,6-3,6-2 |
| ITF Women Sangju Qual | 2018/06/03 01:00 | Kim, Sumin v Subin Park | 1-6,0-6 |
| Changwon, Singles Qualifying W-WITF-KOR-01A | 2018/05/21 03:30 | Liu, Chang v Subin Park | 6-1,4-6,6-3 |
| Changwon, Singles Qualifying W-WITF-KOR-01A | 2018/05/20 03:30 | Cheon, S. v Subin Park | 1-6,0-6 |
| ITF Women Incheon Qual | 2018/05/13 03:30 | Subin Park v Chan, Chin-Wei | 2-6,2-6 |
| ITF Women Yeongwol | 2017/09/05 01:00 | Sul, You-Na v Subin Park | 7-6,7-6 |
| ITF Women Yeongwol | 2017/09/03 01:00 | Subin Park v Shin, Hyeseo | 6-3,6-0 |