Ladies and gentlemen, presenting... Steam now has a pornographic game (also called an eroge) on their featured games list on the FRONT PAGE! We have truly reached a new era of digital distribution.
After reading up on this. There is no "real" nudity. It's has very lewd images and anything possibly considered as nudity is censored. And there's no sex scenes, the steam tag is misleading.
Sex, ancient japan, and furries? It's like you're not sure. ANYWAY! This is what I actually came to post: