| Australian Open Women Qual | 01/13 09:55 | 45 | Imanishi, Miharu v Marie Bouzkova | 4-6,1-6 | |
| Australian Open Women Qual | 01/11 03:35 | 44 | Ozaki, Risa v Imanishi, Miharu | 7-5,6-7,1-6 | |
| Auckland, New Zealand, Qualifying | 12/30 00:00 | 45 | Imanishi, Miharu v Kato, Miyu | 1-6,7-6,1-6 | |
| Open d'Australie Asie-Pacifique Wildcard Playoff | 11/30 02:00 | - | Imanishi, Miharu v Xin Wang | 2-6,7-5,1-5 | |
| Australian Open Women WC Qual | 11/30 02:00 | 26 | Imanishi, Miharu v Xinyu Wang | 2-6,7-5,1-6 | |
| WTA Honolulu | 11/24 22:10 | 27 | [215] Imanishi, Miharu v Su Jeong Jang [179] | 1-6,3-6 | |
| WTA Honolulu | 11/22 20:00 | 26 | [427] Allie Kiick v Imanishi, Miharu [215] | 6-2,5-7,3-6 | |
| WTA Honolulu | 11/20 20:00 | 25 | [215] Imanishi, Miharu v Ayano Shimizu [254] | 6-2,6-2 | |
| Toyota, Singles W-WITF-JPN-02A | 11/17 04:05 | 27 | [223] Imanishi, Miharu v Tamara Zidansek [149] | 3-6,2-6 | |
| Toyota, Singles W-WITF-JPN-02A | 11/16 04:20 | 26 | [223] Imanishi, Miharu v Ankita Raina [281] | 6-3,6-2 | |
| Toyota, Singles W-WITF-JPN-02A | 11/15 04:35 | 25 | [223] Imanishi, Miharu v Aoyama, Shuko [353] | 6-1,6-2 | |
| ITF Women Tokyo | 11/09 04:25 | 26 | [36] Shuai Zhang v Imanishi, Miharu [226] | 6-3,6-1 | |
| ITF Women Tokyo | 11/08 04:00 | 25 | [226] Imanishi, Miharu v Chihiro Muramatsu [400] | 7-5,6-2 | |
| Hamamatsu, Singles W-WITF-JPN-12A | 10/19 06:55 | 26 | [217] Imanishi, Miharu v Inoue, Miyabi [409] | 6-2,4-6,2-6 | |
| Hamamatsu, Singles W-WITF-JPN-12A | 10/18 00:00 | 25 | [217] Imanishi, Miharu v Kennel, Karin [474] | 6-2,2-6,7-6 | |
| WTA Hong Kong Qual | 10/08 04:15 | 46 | [225] Imanishi, Miharu v Aoyama, Shuko [332] | 5-7,7-6,0-6 | |
| WTA Hong Kong Qual | 10/07 06:20 | 45 | [225] Imanishi, Miharu v Yang, Zhaoxuan [360] | 6-2,6-3 | |
| WTA Seoul Qual | 09/17 05:10 | 46 | [232] Imanishi, Miharu v Wongteanchai, Varatchaya [277] | 6-2,5-7,1-6 | |
| WTA Seoul Qual | 09/16 04:05 | 45 | Imanishi, Miharu v Dabin Kim | 6-2,6-1 | |
| WTA Tokyo Qual | 09/11 02:00 | 54 | [106] Kovinic, Danka v Imanishi, Miharu [263] | 6-3,3-6,6-2 | |
| WTA Tokyo Qual | 09/10 02:00 | 46 | [263] Imanishi, Miharu v Lizette Cabrera [150] | 2-6,6-4,6-0 | |
| WTA Tokyo Qual | 09/09 04:30 | 45 | [165] Soylu, Ipek v Imanishi, Miharu [263] | 2-6,1-6 | |
| ITF Women Nanao | 09/02 02:00 | 28 | [323] Carol Zhao v Imanishi, Miharu [263] | 5-7,6-3,6-2 | |
| ITF Women Nanao | 09/01 01:00 | 27 | [263] Imanishi, Miharu v Inoue, Miyabi [398] | 6-4,4-6,6-1 | |
| ITF Women Nanao | 08/31 01:00 | 26 | Imanishi, Miharu v Nishimoto, Megumi | 6-0,6-4 | |
| ITF Women Nanao | 08/30 01:00 | 25 | Imanishi, Miharu v Yukina Saigo | 6-1,6-3 | |
| Tsukuba, Singles W-WITF-JPN-09A | 08/26 01:00 | 28 | Zhang, Ling v Imanishi, Miharu | 6-3,6-4 | |
| Tsukuba, Singles W-WITF-JPN-09A | 08/25 00:40 | 27 | [306] Akiko Omae v Imanishi, Miharu [259] | 7-5,3-6,1-6 | |
| Tsukuba, Singles W-WITF-JPN-09A | 08/24 00:40 | 26 | Minokoshi, Mai v Imanishi, Miharu | 3-6,6-1,6-7 | |
| Tsukuba, Singles W-WITF-JPN-09A | 08/22 00:40 | 25 | [394] Kyoka Okamura v Imanishi, Miharu [259] | 3-6,1-6 |