Round: 25 Ground: Hardcourt outdoor
| Karuizawa, Singles W-WITF-JPN-10A | 2017/05/26 01:00 | Takahata, Kotomi v Allgurin, Ellen | 5-7,2-6 |
| Karuizawa, Singles W-WITF-JPN-10A | 2017/05/23 02:40 | Takahata, Kotomi v Kijima, Mizuno | 6-2,6-4 |
| ITF Women Kurume Qual | 2017/05/14 08:15 | Mei Yamaguchi v Takahata, Kotomi | 6-1,7-6 |
| ITF Women Kurume Qual | 2017/05/14 05:00 | Anri Nagata v Takahata, Kotomi | 4-6,3-6 |
| ITF Women Fukuoka Qual | 2017/05/07 04:35 | Takahata, Kotomi v Erina Hayashi | 4-6,6-2,0-6 |
| ITF Women Fukuoka Qual | 2017/05/07 01:00 | Naoko Eto v Takahata, Kotomi | 3-6,2-6 |
| ITF Women Gifu Qual | 2017/04/30 05:45 | Takahata, Kotomi v Kang, Jia-Qi | 2-6,3-6 |
| ITF Women Kashiwa Qual | 2017/04/03 00:30 | Jeong, Sunam v Takahata, Kotomi | 6-0,7-6 |
| Karuizawa, Singles W-WITF-JPN-10A | 2017/05/24 01:00 | Allgurin, Ellen v Imanishi, Miharu | 6-2,5-7,7-6 |
| ITF Women Kurume | 2017/05/19 02:50 | Imanishi, Miharu v Robson, Laura | 6-4,0-6,5-7 |
| ITF Women Kurume | 2017/05/18 01:00 | Kyoka Okamura v Imanishi, Miharu | 3-6,2-6 |
| ITF Women Kurume | 2017/05/16 02:20 | Boualem, Josephine v Imanishi, Miharu | 6-2,0-6,3-6 |
| ITF Women Fukuoka | 2017/05/11 01:00 | Imanishi, Miharu v Moore, Jessica | 3-6,4-6 |
| ITF Women Fukuoka | 2017/05/09 01:00 | Hiroko Kuwata v Imanishi, Miharu | 4-6,3-6 |
| ITF Women Gifu Qual | 2017/04/30 02:45 | Olivia Tjandramulia v Imanishi, Miharu | 6-2,6-3 |
| WTA Zhengzhou Qual | 2017/04/15 06:15 | Glushko, Julia v Imanishi, Miharu | 2-6,6-2,6-1 |