Round: 25 Ground: Hardcourt outdoor
| ITF Damen - Karuizawa | 2017/05/26 01:00 | Kotomi Takahata v Ellen Allgurin | 5-7,2-6 |
| ITF Damen - Karuizawa | 2017/05/23 02:40 | Kotomi Takahata v Mizuno Kijima | 6-2,6-4 |
| ITF Damen - Kurume - Qualifikation | 2017/05/14 08:15 | Mei Yamaguchi v Kotomi Takahata | 6-1,7-6 |
| ITF Damen - Kurume - Qualifikation | 2017/05/14 05:00 | Anri Nagata v Kotomi Takahata | 4-6,3-6 |
| ITF Damen - Fukuoka - Qualifikation | 2017/05/07 04:35 | Kotomi Takahata v Erina Hayashi | 4-6,6-2,0-6 |
| ITF Damen - Fukuoka - Qualifikation | 2017/05/07 01:00 | Naoko Eto v Kotomi Takahata | 3-6,2-6 |
| ITF Damen - Gifu - Qualifikation | 2017/04/30 05:45 | Kotomi Takahata v Jia-Qi Kang | 2-6,3-6 |
| ITF Damen - Kashiwa - Qualifikation | 2017/04/03 00:30 | Sunam Jeong v Kotomi Takahata | 6-0,7-6 |
| ITF Damen - Karuizawa | 2017/05/24 01:00 | Ellen Allgurin v Miharu Imanishi | 6-2,5-7,7-6 |
| ITF Damen - Kurume | 2017/05/19 02:50 | Miharu Imanishi v Laura Robson | 6-4,0-6,5-7 |
| ITF Damen - Kurume | 2017/05/18 01:00 | Kyoka Okamura v Miharu Imanishi | 3-6,2-6 |
| ITF Damen - Kurume | 2017/05/16 02:20 | Josephine Boualem v Miharu Imanishi | 6-2,0-6,3-6 |
| ITF Damen - Fukuoka | 2017/05/11 01:00 | Miharu Imanishi v Jessica Moore | 3-6,4-6 |
| ITF Damen - Fukuoka | 2017/05/09 01:00 | Hiroko Kuwata v Miharu Imanishi | 4-6,3-6 |
| ITF Damen - Gifu - Qualifikation | 2017/04/30 02:45 | Olivia Tjandramulia v Miharu Imanishi | 6-2,6-3 |
| WTA - Zhengzhou - Qualifikation | 2017/04/15 06:15 | Julia Glushko v Miharu Imanishi | 2-6,6-2,6-1 |