Kyouryuu Shoujo Gauko
English title: Dino Girl Gauko
Japanese title: 恐竜少女ガウ子
Type: ONA
Episodes: 20
Source: Original
Genres: Comedy
Studios: Ascension
Duration: 7 min per ep
Rating: G - All Ages

The comedy series is set in Japan and follows Naoko Watanabe, a typical tween girl aside from the fact that she possesses strange and sometimes troubling powers. When her anger exceeds a maximum level, she turns into Gauko, the fire-breathing dinosaur girl.

(Source: Variety)