Estadio: I Round: 54
| ITF Anning - Femenino | 2018/09/08 03:00 | DengLin Li v Qian Er Qiu | 6-3,6-2 |
| ITF Women Kyoto | 2018/09/03 01:00 | Ai Kamiyoshihara v Eimi Friant | 4-6,6-4,1-6 |
| ITF Gimcheon - Femenino | 2018/08/15 03:00 | Seung-Yeon Hong v Ai Kamiyoshihara | 6-3,6-0 |
| ITF Gimcheon - Femenino | 2018/08/12 01:00 | Jooyeon Jeong v Ai Kamiyoshihara | 0-6,0-6 |
| ITF Taipéi - Femenino | 2018/07/22 02:00 | Yi Tsen Cho v Ai Kamiyoshihara | 6-1,6-3 |
| ITF Yakarta - Femenino | 2018/07/14 06:00 | Ai Kamiyoshihara v Bhuvana Kalva | 3-6,4-6 |
| ITF Sangju - Femenino - Clasificación | 2018/06/04 05:00 | Sung Hee Kim v Ai Kamiyoshihara | 6-3,6-3 |
| ITF Hua Hin - Femenino - Clasificación | 2018/05/07 02:30 | Ai Kamiyoshihara v Maree Teiwa Casey | 4-6,2-6 |
| ITF Hua Hin - Femenino - Clasificación | 2018/05/06 02:30 | I-Hsuan Cho v Ai Kamiyoshihara | 3-6,6-7 |