Stadium: Indoor 6 Round: 25 Ground: Hardcourt outdoor
| ITF Women Toyota Qual | 2018/03/10 01:00 | Rion Itaya v Reina Takahashi | 6-3,6-4 |
| ITF Women Tokyo Qual | 2017/11/05 03:00 | Reina Takahashi v Haruna Arakawa | 1-6,2-6 |
| ITF Women Tokyo Qual | 2017/11/04 04:15 | Reina Takahashi v Michiru Furuya | 6-2,6-3 |
| ITF Women Hamamatsu Qual | 2017/10/16 03:30 | Reina Takahashi v Minami Shuto | 4-6,1-6 |
| ITF Women Hamamatsu Qual | 2017/10/14 01:00 | Arisa Abe v Reina Takahashi | 3-6,6-2,2-6 |
| ITF Women Makinohara | 2017/10/10 00:30 | Miyabi Inoue v Reina Takahashi | 6-3,4-6,6-3 |
| ITF Women Makinohara Qual | 2017/10/09 02:10 | Reina Takahashi v Mitsumi Kawasaki | 6-3,6-3 |
| ITF Women Makinohara Qual | 2017/10/08 03:30 | Akari Inoue v Reina Takahashi | 3-6,2-6 |
| ITF Women Toyota | 2018/03/15 01:00 | Rika Fujiwara v Erika Sema | 5-7,5-7 |
| ITF Women Toyota | 2018/03/14 01:00 | Miharu Imanishi v Rika Fujiwara | 3-6,4-6 |
| ITF Women Toyota Qual | 2018/03/12 03:05 | Mayu Iwai v Rika Fujiwara | 3-6,4-6 |
| ITF Women Toyota Qual | 2018/03/11 01:00 | Rika Fujiwara v Aiko Yoshitomi | 7-5,6-1 |
| ITF Women Toyota Qual | 2018/03/10 01:00 | Rika Fujiwara v Suzuho Oshino | 7-5,6-0 |
| ITF Women Yokohama Qual | 2018/03/04 06:00 | Yexin Ma v Rika Fujiwara | 4-6,6-4,6-2 |
| ITF Women Toyota | 2017/11/16 01:00 | Haruka Kaji v Rika Fujiwara | 7-6,6-2 |
| ITF Women Toyota | 2017/11/15 01:00 | Rika Fujiwara v Mayo Hibi | 6-0,6-2 |