The Japanese. Known primarily for cute, they seem to have a bit of a naughty side, too. Open this box, and you'll see what I mean. On the outside, nothing big, right? Well, click through the jump and there's a bit of a NSFW surprise formed by the two pudding cups it contains. As tipster Matt Buchanan says, "BTW, purin isn't really pudding in the Bill Cosby style; it's more like flan." Full flash ahead, after the jump.