Originally Posted by Paul Smeenus

It's a Japanese porn sub-genre known as Chikan (no, not *chicken* yew sick f*cks), which translates to "groping". Anonymous (frequently faceless, pixelated) men molest schoolgirls on crowded buses and trains. Of course it's all set up, I mean after all there *is* a camera there, but it's a very real problem IRL Japan.

This sign:





...warns "Beware of Gropers" at bus and train stops there. They've even tried all-female train cars to attempt to protect the women.