Kasai

Kasai is an Indian rhinoceros and one of the animals of Oumagadoki Zoo. When transformed, his horn becomes his head with teeth and his skin and rhinoceros head becomes armor. He has blonde hair and his toes become fingers. He wears black pants. He is shown to be very shy and blunt. Kasai has a crush on Uwabami. (Source: Oumagadoki Zoo Wikia)