Stadium: Court 2 Round: 62
| ITF Women Gimcheon | 2018/08/12 01:00 | Oh, Soo Bin v Park, Mijeong | 2-6,7-5,2-6 |
| ITF Women Daegu Qual | 2018/06/18 02:00 | Zhibek Kulambayeva v Oh, Soo Bin | 6-1,6-3 |
| ITF Women Gyeongsan Qual | 2018/06/11 01:00 | I-Hsuan Cho v Oh, Soo Bin | 2-6,6-2,6-1 |
| ITF Women Sangju Qual | 2018/06/05 02:40 | Oh, Soo Bin v Dayeon Back | 0-6,2-6 |
| ITF Women Sangju Qual | 2018/06/04 03:30 | Li, Jiakang v Oh, Soo Bin | 4-6,2-6 |
| ITF Women Sangju Qual | 2018/06/03 03:30 | Oh, Soo Bin v Bizhukova, Fatima | 6-2,6-4 |
| Changwon, Singles Qualifying W-WITF-KOR-01A | 2018/05/20 02:00 | Park, Mijeong v Oh, Soo Bin | 7-6,6-4 |
| ITF Women Yeongwol | 2017/09/06 01:00 | Ahn, Yu Jin v Oh, Soo Bin | 6-4,6-4 |
| ITF Women Gimcheon | 2018/08/20 01:00 | Lee, Jeongyun v Park, Seo Yeon | 6-2,6-2 |
| ITF Women Daegu Qual | 2018/06/17 01:00 | Yea, Hyojung v Lee, Jeongyun | 6-2,6-1 |
| ITF Women Gyeongsan Qual | 2018/06/10 03:30 | Koike, Satsuki v Lee, Jeongyun | 7-6,6-1 |
| ITF Women Goyang Qual | 2018/05/07 00:30 | Kwon, Mi Jeong v Lee, Jeongyun | 4-6,0-6 |
| ITF Women Yeongwol | 2017/09/07 02:25 | Lee, So-Ra v Lee, Jeongyun | 6-3,6-4 |
| ITF Women Yeongwol | 2017/09/06 03:25 | Lee, Jeongyun v Sim, Sol Hee | 7-6,6-1 |
| ITF Women Yeongwol | 2017/09/05 01:00 | Kwon, Mi Jeong v Lee, Jeongyun | 5-7,3-6 |
| ITF Women Yeongwol | 2017/09/04 02:00 | Youn, Eunseo v Lee, Jeongyun | 0-6,0-6 |