Miharu Imanishi (今西 美晴, Imanishi Miharu, born 20 May 1992) is a former tennis player from Japan.

On 28 May 2018, she reached her highest WTA singles ranking of 187.

In her career, she won six singles and six doubles titles on the ITF Women's Circuit.

Imanishi made her WTA Tour main-draw debut at the 2014 Japan Women's Open, in the singles event.

This biographical article relating to Japanese tennis is a stub.