Stadium: Court F Round: 27 Ground: Hardcourt outdoor
| ITF Women Nishi-Tama | 2018/03/22 03:00 | Yuki Kristina Chiang v Ayaka Okuno | 6-1,5-7,1-6 |
| ITF Women Nishi-Tama | 2018/03/20 02:40 | Erina Hayashi v Ayaka Okuno | 0-6,7-6,3-6 |
| ITF Women Toyota Qual | 2018/03/10 01:00 | Ayaka Okuno v Kyoka Okamura | 1-6,3-6 |
| ITF Women Yokohama Qual | 2018/03/04 07:00 | Ayaka Okuno v Ya-Hsuan Lee | 4-6,4-6 |
| ITF Women Surprise Qual | 2018/02/11 17:00 | Giuliana Olmos v Ayaka Okuno | 6-2,1-6,6-2 |
| ITF Women Hong Kong | 2018/01/02 04:10 | Luksika Kumkhum v Ayaka Okuno | 6-1,6-2 |
| ITF Women Toyota Qual | 2017/11/12 02:00 | Ayaka Okuno v Nozomi Ohya | 2-6,3-6 |
| ITF Women Shenzhen Qual | 2017/11/06 03:00 | Ayaka Okuno v Zhuoma Ni Ma | 1-6,7-6,2-6 |
| ITF Women Nishi-Tama | 2018/03/20 06:15 | Michiru Furuya v So-Ra Lee | 7-5,6-7,4-6 |
| ITF Women Nishi-Tama | 2018/03/19 01:00 | So-Ra Lee v Chihiro Takayama | 6-3,7-5 |
| ITF Women Nishi-Tama | 2018/03/18 01:00 | So-Ra Lee v Sakura Hosogi | 6-1,7-5 |
| ITF Women Toyota Qual | 2018/03/10 03:00 | So-Ra Lee v Ya-Hsuan Lee | 6-7,3-6 |
| 2018 Fed Cup | 2018/02/10 04:30 | Zhaoxuan Yang v So-Ra Lee | 6-3,6-2 |
| ITF Women Shenzhen Qual | 2017/11/07 02:00 | Ingrid Neel v So-Ra Lee | 6-2,6-1 |
| ITF Women Shenzhen Qual | 2017/11/06 04:45 | So-Ra Lee v Chengyiyi Yuan | 6-1,6-2 |
| ITF Women Shenzhen Qual | 2017/11/05 07:10 | So-Ra Lee v Qianxin Kong | 6-0,6-2 |