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