Magical Hat
Japanese title: まじかるハット
Type: TV
Episodes: 33
Premiered: fall 1989
Source: Manga
Genres: Adventure, Comedy, Fantasy
Studios: Pierrot
Producers: Yomiko Advertising, E&G Films, Fuji TV
Duration: 22 min per ep
Rating: G - All Ages

The series stars Hat, the descendant of a hero who fought an evil king and sealed Devildom. Hat falls into Devildom and finds he has to defeat the evil king.

(Source: AniDB)