Stadium: Court 7 Round: 25
| ITF Women Yeongwol | 2017/08/28 02:00 | Do Hee Bae v Dayeon Back | 6-2,6-3 |
| ITF Women Gimcheon | 2017/06/11 03:00 | Yeon Woo Ku v Dayeon Back | 6-1,6-2 |
| ITF Women Gimcheon | 2017/06/07 01:00 | Joanna Carswell v Dayeon Back | 4-6,7-6,7-5 |
| ITF Women Gimcheon | 2017/06/06 01:00 | Dayeon Back v Sung Hee Kim | 6-2,6-3 |
| ITF Women Gimcheon | 2017/06/05 02:00 | Hyojung Yea v Dayeon Back | 1-6,2-6 |
| ITF Women Toyota | 2018/03/14 02:35 | Ya-Hsuan Lee v Junri Namigata | 4-6,2-6 |
| ITF Women Toyota Qual | 2018/03/12 03:25 | Momoko Kobori v Ya-Hsuan Lee | 7-5,2-6,1-6 |
| ITF Women Toyota Qual | 2018/03/11 01:00 | Yuki Kristina Chiang v Ya-Hsuan Lee | 1-6,0-6 |
| ITF Women Toyota Qual | 2018/03/10 03:00 | So-Ra Lee v Ya-Hsuan Lee | 6-7,3-6 |
| ITF Women Yokohama | 2018/03/07 01:00 | Harriet Dart v Ya-Hsuan Lee | 6-1,6-0 |
| ITF Women Yokohama Qual | 2018/03/06 01:00 | Akiko Omae v Ya-Hsuan Lee | 7-5,6-7,4-6 |
| ITF Women Yokohama Qual | 2018/03/04 07:00 | Ayaka Okuno v Ya-Hsuan Lee | 4-6,4-6 |
| 2018 Fed Cup | 2018/02/07 04:30 | Ya-Hsuan Lee v Sunam Jeong | 3-6,3-6 |