Stadium: COURT F Round: 54 Ground: Synthetic outdoor
| ITF Women Daegu | 2018/06/20 01:00 | Haruka Kaji v Kanako Morisaki | 7-5,6-3 |
| ITF Women Daegu Qual | 2018/06/19 01:00 | Kanako Morisaki v Se-Hyun Kim | 1-6,6-3,6-4 |
| ITF Women Daegu Qual | 2018/06/18 03:00 | Kanako Morisaki v Robu Kajitani | 6-2,6-1 |
| ITF Women Gyeongsan | 2018/06/14 02:45 | Chang Liu v Kanako Morisaki | 6-3,0-6,6-0 |
| ITF Women Sangju | 2018/06/08 02:00 | Kanako Morisaki v Sunam Jeong | 2-6,0-6 |
| ITF Women Sangju | 2018/06/06 02:30 | Kanako Morisaki v So Hee Jung | 6-3,6-4 |
| ITF Women Karuizawa | 2018/05/25 01:00 | Kanako Morisaki v Momoko Kobori | 2-6,6-7 |
| ITF Women Karuizawa | 2018/05/22 03:05 | Kanako Morisaki v Yukina Saigo | 4-6,6-3,6-2 |
| ITF Women Nonthaburi | 2018/08/05 02:00 | Dabin Kim v Mitsumi Kawasaki | 7-6,6-3 |
| ITF Women Nonthaburi | 2018/08/04 02:00 | Mitsumi Kawasaki v Lisa-Marie Rioux | 7-5,6-4 |
| ITF Women Taipei | 2018/07/25 05:30 | Kwan Yau Ng v Mitsumi Kawasaki | 6-4,6-4 |
| ITF Women Hong Kong | 2018/07/09 05:55 | Reina Takahashi v Mitsumi Kawasaki | 6-0,7-5 |
| ITF Women Kofu | 2018/06/12 01:00 | Yuuki Tanaka v Mitsumi Kawasaki | 6-0,6-2 |
| ITF Women Karuizawa Qual | 2018/05/21 01:00 | Mitsumi Kawasaki v Rina Saigo | 1-6,2-6 |
| ITF Women Karuizawa Qual | 2018/05/20 02:30 | Mitsumi Kawasaki v Minami Akiyama | 6-3,6-3 |
| ITF Women Kurume Qual | 2018/05/14 04:30 | Mitsumi Kawasaki v Anastasia E Nefedova | 3-6,2-6 |