Gan and his girlfriend Ai are mild-mannered toy shop owners by day but, when evil lurks, they transform into superheroes Yatterman 1 & 2.  With the help of a dog-shaped robot, Yatterwoof, they take on the Doronbow gang, lead by the sexy Lady Doronjo.  Together, they must stop the evil gang from finding the four magical skull pieces that will allow them to control the world!

Yatterman

A seeing-eye dog (Shiro) is granted one wish by his former owner. He chooses to become a human for a short time so he can find the girl who trained him as a puppy. While attempting to get to know her (as he runs along behind her and sniffs for her around town) he eventually falls in love with her.

Dog Star

A cop chasing after a female cop killer, but then gets caught in a dark web of departmental corruption.