| ITF Women Karuizawa | 2018/05/22 01:00 | Chihiro Muramatsu v Shiho Akita | 6-2,6-4 |
| ITF Women Kurume | 2018/05/15 02:00 | Ayano Shimizu v Shiho Akita | 6-2,6-4 |
| ITF Women Fukuoka | 2018/05/08 03:25 | Amra Sadikovic v Shiho Akita | 7-6,6-2 |
| WTA Anning | 2018/05/01 07:30 | Saisai Zheng v Shiho Akita | 6-4,6-3 |
| ITF Women Osaka | 2018/04/14 01:00 | Rebecca Marino v Shiho Akita | 6-3,6-2 |
| ITF Women Osaka | 2018/04/13 01:00 | Junri Namigata v Shiho Akita | 3-6,1-6 |
| ITF Women Osaka | 2018/04/12 01:00 | Shiho Akita v Momoko Kobori | 3-6,6-2,6-2 |
| ITF Women Osaka | 2018/04/11 01:00 | Misa Eguchi v Shiho Akita | 1-6,2-6 |
| ITF Women Gyeongsan | 2018/06/17 01:00 | Hanna Chang v Eri Shimizu | 6-4,6-2 |
| ITF Women Gyeongsan | 2018/06/16 01:00 | Hanna Chang v Satsuki Koike | 6-2,6-4 |
| ITF Women Gyeongsan | 2018/06/15 01:00 | Hanna Chang v Hyojung Yea | 6-2,6-2 |
| ITF Women Gyeongsan | 2018/06/12 06:50 | Hanna Chang v Warona Mdlulwa | 6-1,6-1 |
| ITF Women Sangju | 2018/06/05 06:20 | Hanna Chang v Chang Liu | 7-6,6-7,2-6 |
| ITF Women Changwon | 2018/05/24 01:00 | Victoria Rodriguez v Hanna Chang | 4-6,6-4,6-0 |
| ITF Women Changwon | 2018/05/22 01:00 | Akiko Omae v Hanna Chang | 1-6,5-7 |
| ITF Women Incheon | 2018/05/16 04:25 | Hanna Chang v Dabin Kim | 1-6,2-6 |