Stadium: Court 10 Round: 25 Ground: Hardcourt outdoor
| ITF Women Daegu Qual | 2018/06/18 03:25 | Hyojung Yea v Chihiro Takayama | 6-3,6-0 |
| ITF Women Gyeongsan Qual | 2018/06/11 02:00 | Chihiro Takayama v Ah Song | 2-6,4-6 |
| ITF Women Sangju Qual | 2018/06/04 03:30 | Chihiro Takayama v Hyojung Yea | 2-6,1-6 |
| ITF Women Karuizawa Qual | 2018/05/21 02:55 | Yukina Saigo v Chihiro Takayama | 6-1,6-1 |
| ITF Women Kurume Qual | 2018/05/14 02:30 | Ari Matsumoto v Chihiro Takayama | 1-6,6-3,6-2 |
| ITF Women Kurume Qual | 2018/05/13 09:35 | Chihiro Takayama v Tori Kinard | 2-6,7-5,6-3 |
| ITF Women Fukuoka Qual | 2018/05/06 02:20 | Aiko Yoshitomi v Chihiro Takayama | 6-2,6-3 |
| ITF Women Osaka Qual | 2018/04/07 05:30 | Chihiro Takayama v Ayumi Miyamoto | 2-6,4-6 |
| ITF Women Hong Kong | 2018/07/07 02:00 | Yan-Tung Ki v Ashmitha Easwaramurthi | 6-3,3-6,0-6 |
| ITF Women Hong Kong Qual | 2018/06/17 04:10 | Ying Zhang v Ashmitha Easwaramurthi | 6-1,4-6,6-2 |
| ITF Women Hong Kong Qual | 2018/06/16 02:00 | Ashmitha Easwaramurthi v Sarah Pang | 6-1,6-3 |
| ITF Women Changsha Qual | 2018/06/04 02:00 | Ziyue Sun v Ashmitha Easwaramurthi | 7-5,6-2 |
| ITF Women Changsha Qual | 2018/06/02 05:50 | Xiao Chen Fu v Ashmitha Easwaramurthi | 6-0,2-6,1-6 |
| ITF Women Luzhou Qual | 2018/05/26 08:10 | Meiqi Guo v Ashmitha Easwaramurthi | 4-6,6-1,6-3 |
| ITF Women Baotou Qual | 2018/05/20 04:05 | Ziyi Yang v Ashmitha Easwaramurthi | 6-0,6-3 |
| ITF Women Sharm El Sheikh | 2018/04/11 09:50 | Ashmitha Easwaramurthi v Rio Kitagawa | 2-6,0-6 |