Stadium: Court D Round: 27
| ITF Women Toyota Qual | 2018/03/10 03:00 | Lee, So-Ra v Ya-Hsuan Lee | 6-7,3-6 |
| ITF Women Changwon | 2018/05/24 01:00 | Silich, Alina v Lee, So-Ra | 0-6,2-6 |
| ITF Women Changwon | 2018/05/23 01:00 | Lumsden, Maia v Lee, So-Ra | 2-6,3-6 |
| Changwon, Singles Qualifying W-WITF-KOR-01A | 2018/05/22 01:00 | Lee, So-Ra v Sheng, Yuqi | 6-1,7-5 |
| Changwon, Singles Qualifying W-WITF-KOR-01A | 2018/05/21 01:00 | Lee, So-Ra v Park, Mijeong | 6-1,6-1 |
| Changwon, Singles Qualifying W-WITF-KOR-01A | 2018/05/20 02:00 | Lee, So-Ra v Funa Kozaki | 6-3,6-2 |
| ITF Women Incheon | 2018/05/19 01:00 | Lee, So-Ra v Na-Lae Han | 0-6,3-6 |
| ITF Women Incheon | 2018/05/18 02:00 | Dabin Kim v Lee, So-Ra | 2-6,1-6 |
| ITF Women Incheon | 2018/05/17 05:10 | Lee, So-Ra v Nina Stojanovic | 6-3,3-6,6-4 |
| ITF Women Changwon | 2018/05/24 02:40 | Ayumi Koshiishi v Ya-Hsuan Lee | 4-6,3-6 |
| ITF Women Changwon | 2018/05/23 05:05 | Ya-Hsuan Lee v Na-Lae Han | 6-4,6-3 |
| ITF Women Incheon | 2018/05/17 01:30 | Na-Lae Han v Ya-Hsuan Lee | 4-6,6-3,7-6 |
| ITF Women Incheon | 2018/05/16 05:30 | Ya-Hsuan Lee v Natalija Stevanovic | 6-4,6-2 |
| ITF Women Incheon Qual | 2018/05/15 05:20 | Ya-Hsuan Lee v Yu, Min-Hwa | 6-1,6-0 |
| ITF Women Incheon Qual | 2018/05/14 02:00 | Ya-Hsuan Lee v Ahn, Yu Jin | 6-3,6-1 |
| ITF Women Incheon Qual | 2018/05/13 01:00 | Ya-Hsuan Lee v Jang, Eun SE | 6-0,6-0 |
| ITF Women Goyang | 2018/05/11 03:10 | En Shuo Liang v Ya-Hsuan Lee | 6-3,3-6,6-2 |