Looks like the latest fad in Japan doesn't involve bouncing round not-quite-kittens or neckties that look like boobs. Nope, seems the latest craze is a good ol' romp in the park:

Growing numbers of young Japanese are getting things out in the open when it comes to sex -- literally, according to Weekly Playboy (7/1).

No pictures, so relatively safe for work. And very amusing I might add.