Stop!! Hibari-kun!
Japanese title: ストップ！！ひばりくん！
Type: TV
Episodes: 35
Premiered: spring 1983
Source: Manga
Genres: Comedy
Studios: Toei Animation
Producers: Fuji TV
Duration: 24 min per ep
Rating: R+ - Mild Nudity

A teenage boy has now moved in the home of his mother's friend, because she had died a while back. It just so happens that the Yakuza family has four beautiful daughters, but one daughter, Hibari, who is more beautiful than the rest of the daughters, is actually a boy. Hibari just can't keep his hands off our hero and so their crazy yet happy lives go on.

(Source: ANN)