Rockin' Kats, released in Japan as N.Y. Nyankies (ニューヨークニャンキース, Nyū Yōku Nyankīsu?) is a platform video game produced by Atlus Software Inc. in 1991 for the Nintendo Entertainment System. The side-scrolling game involves the adventures of a cartoon cat in his quest to defeat a criminal gang of dogs that has taken over the city.