To understand the Kamehasutra , you have to understand Japanese doujin culture. In Japan, fan-made comics are not just tolerated; they are a thriving subculture. Comic markets like Comiket see hundreds of thousands of attendees buying and trading parodies of popular series.
"Kamehasutra" is a fan-made derivative that exists entirely outside the canon and official media landscape. XXX Comic Dragonball Z Kamehasutra 2