Zettai Bouei Leviathan
English title: Leviathan: The Last Defense
Japanese title: 絶対防衛レヴィアタン
Type: TV
Episodes: 13
Premiered: spring 2013
Source: Game
Genres: Comedy, Fantasy
Studios: Gonzo
Producers: TV Tokyo, ZERO-A, GREE
Duration: 20 min per ep
Rating: PG-13 - Teens 13 or older

The story is set in Aquafall, a fantasy world abound with water and greenery, and populated by dragons and fairies. Meteorites suddenly bring forth evil creatures that threaten all living things on the planet. The fairy Syrup assembles the Aquafall Defense Force, with three girls of the dragon clans as recruits. The story follows Syrup and the dragon girls Leviathan, Bahamut, and Jörmungandr as they work together to battle enemies and grow up.

(Source: ANN)