The form of art known as anime was derived from exposure of Japanese artist to western style animation during the occupation of Japan by American forces. Over the past ten years, Japanese anime has grown in popularity both in Japan and in North America and Europe. Japanese hentai anime are those cartoons that have sex and sexual relations as the main theme.
In Japan it is usually the doujinshi who create cartoon hentai of popular or favorite characters and series. These independent artist and produces are known for intense sexual depictions of extreme sexual acts. It is not uncommon to find doujinshi cartoon hentai clips of popular characters such as Naruto and Pokemon.