Stadium: Court 1 Round: 45 Ground: Hardcourt outdoor
| ITF W25 Kofu | 2019/03/18 04:30 | Ya-Hsuan Lee v Stephanie Wagner | 1-6,0-6 |
| ITF W25 Kofu | 2019/03/18 00:30 | Ya-Hsuan Lee v Catherine Harrison | 6-3,4-6,14-12 |
| ITF W60 Kyoto | 2019/02/20 02:00 | Ya-Hsuan Lee v Akiko Omae | 6-7,6-7 |
| ITF W25 Singapore | 2019/01/21 03:00 | Ya-Hsuan Lee v Eudice Chong | 0-6,5-7 |
| ITF W25 Singapore | 2019/01/16 03:45 | Kurumi Nara v Ya-Hsuan Lee | 7-5,6-4 |
| ITF W25 Singapore | 2019/01/15 02:00 | Ya-Hsuan Lee v Peangtarn Plipuech | 6-2,6-1 |
| ITF W25 Singapore | 2019/01/14 03:00 | Ya-Hsuan Lee v Ana Veselinovic | 6-3,6-3 |
| ITF Women Pune | 2018/11/27 04:30 | Tamara Zidansek v Ya-Hsuan Lee | 6-3,6-3 |
| ITF W25 Kofu | 2019/03/18 03:00 | Tessah Andrianjafitrimo v Sae Haraguchi | 6-0,6-2 |
| ITF W15 Antalya | 2019/02/18 07:00 | Sae Haraguchi v Karola Bejenaru | 5-7,1-6 |
| ITF Women Hamamatsu | 2018/10/14 00:00 | Sae Haraguchi v Mayuka Aikawa | 1-6,6-3,5-7 |
| ITF Women Kofu Qual | 2018/06/10 01:30 | Sae Haraguchi v Anastasia Berezov | 4-6,1-6 |
| ITF Women Kofu Qual | 2018/03/24 00:30 | Ying Zhang v Sae Haraguchi | 6-1,6-2 |
| ITF Women Nishi-Tama | 2018/03/17 04:00 | Kotomi Takahata v Sae Haraguchi | 6-1,6-1 |
| ITF Women Hamamatsu Qual | 2017/10/17 06:00 | Sae Haraguchi v Mei Yamaguchi | 1-6,0-6 |
| ITF Women Hamamatsu Qual | 2017/10/14 01:00 | Ayaka Ozeki v Sae Haraguchi | 2-6,6-4,3-6 |