Dolly♪Kanon(2012)

Dolly♪Kanon

The story of a junior high school student named "Okuda Soshi," who is the most handsome boy at the school. One day, because of an unexpected turn of events, he happens to disguise himself as a girl, and sing songs. He then ends up becoming a super idol named "Kanon" after his performance video is posted on the internet.

(Source: Tokyo Hive)