Stadium: Centre Court Round: 25
| ITF Women Tianjin Qual | 2018/07/08 03:10 | Beatrice Gumulya v Seung-Yeon Hong | 6-0,7-6 |
| ITF Women Naiman | 2018/07/04 04:10 | Meiling Wang v Seung-Yeon Hong | 6-4,6-0 |
| ITF Women Naiman | 2018/07/02 03:55 | Seung-Yeon Hong v Kwan Yau Ng | 6-3,7-5 |
| ITF Women Naiman Qual | 2018/07/01 04:05 | Jiaxi Lu v Seung-Yeon Hong | 5-7,6-4,1-6 |
| ITF Women Naiman Qual | 2018/06/30 02:00 | Xinlei Guan v Seung-Yeon Hong | 2-6,0-6 |
| ITF Women Daegu Qual | 2018/06/19 01:00 | Kotomi Takahata v Seung-Yeon Hong | 6-4,3-6,6-3 |
| ITF Women Incheon Qual | 2018/05/13 01:00 | Zhibek Kulambayeva v Seung-Yeon Hong | 6-3,6-4 |
| ITF Women Goyang Qual | 2018/05/08 01:00 | Alina Silich v Seung-Yeon Hong | 6-4,6-4 |
| ITF Women Gimcheon | 2018/08/12 01:00 | Jooyeon Jeong v Ai Kamiyoshihara | 0-6,0-6 |
| ITF Women Taipei | 2018/07/22 02:00 | Yi Tsen Cho v Ai Kamiyoshihara | 6-1,6-3 |
| ITF Women Jakarta | 2018/07/14 06:00 | Ai Kamiyoshihara v Bhuvana Kalva | 3-6,4-6 |
| ITF Women Sangju Qual | 2018/06/04 05:00 | Sung Hee Kim v Ai Kamiyoshihara | 6-3,6-3 |
| ITF Women Hua Hin Qual | 2018/05/07 02:30 | Ai Kamiyoshihara v Maree Teiwa Casey | 4-6,2-6 |
| ITF Women Hua Hin Qual | 2018/05/06 02:30 | I-Hsuan Cho v Ai Kamiyoshihara | 3-6,6-7 |
| ITF Women Hua Hin Qual | 2018/05/05 02:30 | Avika Sagwal v Ai Kamiyoshihara | 4-6,5-7 |
| ITF Women Hua Hin Qual | 2018/04/29 06:00 | Yi Tsen Cho v Ai Kamiyoshihara | 2-6,6-1,6-3 |