Alps no Shoujo Heidi
English title: Heidi: Girl of the Alps
Japanese title: アルプスの少女ハイジ
Type: TV
Episodes: 52
Premiered: winter 1974
Source: Book
Genres: Drama
Studios: Nippon Animation
Producers: Fuji TV, Zuiyo
Duration: 25 min per ep
Rating: G - All Ages

After becoming an orphan, Heidi is forced to live with her grandfather Öhi, who lives in the Alps. She learns he's a very bitter man who only accepted by force to take her in. But Heidi's kindness may be able to open his heart. Together with the shepherd Peter and invalid Clara, she has lots of adventures.

(Source: adapted from ANN)