Stadium: C Round: 62
| ITF Women Hong Kong | 2018/01/01 02:00 | Ya-Hsuan Lee v Yuki Kristina Chiang | 6-3,6-2 |
| ITF Women Toyota Qual | 2018/03/10 03:00 | Dabin Kim v Yuki Kristina Chiang | 2-6,1-6 |
| ITF Women Yokohama Qual | 2018/03/05 01:00 | Harriet Dart v Yuki Kristina Chiang | 6-1,6-1 |
| ITF Women Yokohama Qual | 2018/03/04 02:30 | Nao Nishida v Yuki Kristina Chiang | 4-6,6-7 |
| ITF Women Rancho Santa Fe Qual | 2018/02/18 17:30 | Paula Cristina Goncalves v Yuki Kristina Chiang | 6-1,6-1 |
| ITF Women Surprise Qual | 2018/02/12 17:00 | Ashley Weinhold v Yuki Kristina Chiang | 6-2,6-3 |
| ITF Women Surprise Qual | 2018/02/11 17:00 | Jessica Wacnik v Yuki Kristina Chiang | 4-6,6-3,2-6 |
| ITF Women Wesley Chapel Qual | 2018/01/23 14:30 | Katerina Filip v Yuki Kristina Chiang | 6-3,4-6,6-3 |
| ITF Women Wesley Chapel Qual | 2018/01/22 14:30 | Alice Garcia v Yuki Kristina Chiang | 3-6,3-6 |
| 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 |
| WTA Taipei | 2018/01/29 07:30 | Ya-Hsuan Lee v Kai-Chen Chang | 5-7,2-6 |
| ITF Women Hong Kong | 2018/01/06 02:00 | Ya-Hsuan Lee v Hiroko Kuwata | 6-4,6-4 |
| ITF Women Hong Kong | 2018/01/05 02:00 | Zhuoma Ni Ma v Ya-Hsuan Lee | 6-7,3-6 |