| ITF Women Gyeongsan | 2018/06/12 06:50 | Hanna Chang v Warona Mdlulwa | 6-1,6-1 |
| ITF Women Sangju | 2018/06/05 06:20 | Hanna Chang v Chang Liu | 7-6,6-7,2-6 |
| ITF Women Changwon | 2018/05/24 01:00 | Victoria Rodriguez v Hanna Chang | 4-6,6-4,6-0 |
| ITF Women Changwon | 2018/05/22 01:00 | Akiko Omae v Hanna Chang | 1-6,5-7 |
| ITF Women Incheon | 2018/05/16 04:25 | Hanna Chang v Dabin Kim | 1-6,2-6 |
| ITF Women Goyang | 2018/05/08 03:50 | Ya-Hsuan Lee v Hanna Chang | 6-1,6-1 |
| ITF Women Irapuato | 2018/03/16 00:45 | Renata Zarazua v Hanna Chang | 6-3,6-0 |
| ITF Women Irapuato | 2018/03/13 23:40 | Hanna Chang v Emiliana Arango | 6-4,6-2 |
| ITF Women Gyeongsan | 2018/06/14 05:50 | Se-Hyun Kim v Hyojung Yea | 4-6,0-6 |
| ITF Women Gyeongsan | 2018/06/13 05:15 | Hyojung Yea v Sung-Hee Han | 6-4,6-2 |
| ITF Women Gyeongsan Qual | 2018/06/12 02:25 | Hyojung Yea v Cherry Kim | 6-1,6-4 |
| ITF Women Gyeongsan Qual | 2018/06/11 02:00 | Yuqi Sheng v Hyojung Yea | 2-6,3-6 |
| ITF Women Gyeongsan Qual | 2018/06/10 01:00 | Hyojung Yea v Subin Park | 6-2,6-1 |
| ITF Women Sangju | 2018/06/06 01:00 | Ayaka Okuno v Hyojung Yea | 6-3,6-3 |
| ITF Women Sangju Qual | 2018/06/05 02:05 | Hyojung Yea v Mi Seong Sim | 6-0,6-3 |
| ITF Women Sangju Qual | 2018/06/04 03:30 | Chihiro Takayama v Hyojung Yea | 2-6,1-6 |