This is one of the oldest adult cartoons ever made. Fuck hentai, it's all about the classics!
Okay so both his dick & hand are in her vagina and he seems to be masterbating...internally.
Get a camera, a naked chick, and 300 pounds of cow guts and you got yourself Japanese porn!
There's an easy way around this one - just stick it in her ass! It's tighter, warmer & more degrading!