Generally, the Japanese are more famous for being innovators rather than inventors. In the area of sex however, there is no doubt that they are ahead of the pack in coming up with kinky stuff.
Who but the Japanese would invent something like air sex? Here’s a video of guys doing air sex for those of you who have not seen it before. The video may not be as hot as Warren Cucurullo jack off porn video but it is weird, interesting, and a bit of a turn-on.
Here’s a BBC report on the origins of air sex in Japan:
You can read more about air sex at wikipedia.
