Stadium: I Round: 54
| ITF Women Fukuoka Qual | 2018/05/06 04:15 | Mitsumi Kawasaki v Abbie Myers | 1-6,2-6 |
| ITF Women Gifu Qual | 2018/04/29 01:00 | Hiroko Kuwata v Mitsumi Kawasaki | 6-0,7-6 |
| ITF Women Osaka Qual | 2018/04/07 01:30 | Rebecca Marino v Mitsumi Kawasaki | 6-1,6-4 |
| ITF Women Kofu Qual | 2018/03/25 02:30 | Erika Sema v Mitsumi Kawasaki | 6-0,6-2 |
| ITF Women Kofu Qual | 2018/03/24 03:00 | Chinatsu Shimizu v Mitsumi Kawasaki | 3-6,6-4,2-6 |
| ITF Women Nishi-Tama | 2018/03/19 01:00 | Mitsumi Kawasaki v Chisa Hosonuma | 6-1,4-6,2-6 |
| ITF Women Nishi-Tama | 2018/03/18 01:00 | Mitsumi Kawasaki v Yumeko Yoshitomi | 6-1,6-0 |
| ITF Women Nishi-Tama | 2018/03/17 03:00 | Mitsumi Kawasaki v Shiho Shibata | 7-5,7-5 |
| ITF Women Nishi-Tama | 2018/03/17 01:00 | Ayano Sonoda v Sakura Hosogi | 4-6,4-6 |
| ITF Women Antalya | 2018/01/27 06:30 | Ayano Sonoda v Chihiro Takayama | 0-6,0-6 |
| ITF Women Antalya | 2018/01/21 11:00 | Ayano Sonoda v Polina Altukhova | 2-6,4-6 |
| ITF Women Antalya | 2018/01/15 08:00 | Ayano Sonoda v Daniela Schippers | 2-6,3-6 |
| ITF Women Tokyo Qual | 2017/11/04 06:15 | Ayano Sonoda v Naomi Cheong | 0-6,2-6 |
| ITF Women Hamamatsu Qual | 2017/10/16 01:00 | Yukina Saigo v Ayano Sonoda | 6-3,6-2 |
| ITF Women Hamamatsu Qual | 2017/10/14 01:00 | Marie Shindo v Ayano Sonoda | 3-6,1-6 |
| ITF Women Tokyo Qual | 2017/06/04 02:15 | Ayano Sonoda v Rika Fujiwara | 0-6,1-6 |