Kamen Rider Amazon

[Kamen Rider Amazon × Monster Musume]

Inheriting the ancient Incan super-energy, a young boy who is a Japanese Tarzan from South America named, Kai, also known as Amazon, is awakened and sent to Japan because the villagers were all slaughtered by the evil organization called, Geddon. Later when Kai went to Japan, he finds out that this place where other races live. Soon, he makes a new friends and allies, while fighting forces of Geddon.