Japanese stunter's got the skills...
Stunting and stunt culture aren't really my thing; too many 'cool' people obsessed with being seen but who aren't doing anything that amazing on a bike. Except perhaps this guy; Shin Kinoshita, from Japan. His friends call him Shinobe.
Fast forward the video to 1m20s to get to the heart of it. I've not seen anyone as smooth as that on the back wheel before...