Board Thread:Naruto Discussions/@comment-3394889-20140714191859/@comment-2039297-20140720152349

Actionmanrandell wrote: body flicker is still physical movement

its not like they mentally make them self flicker. its like me taking my hand and flicking it outward the hand travels quicker than the rest of my arm.

the body flicker is the technique that gave him the nickname yellow flash

Pretty sure it was his use of the Flying Thunder God technique that gave him that nickname.