User blog comment:Xilinoc/Ch. 648 - THE THEATRE SUICIDE SCENE 2/@comment-29183117-20151022113939

Aaaand Stream referred to him as "Askin Knucklevall". Because of course.

So I'm guessing that the Bankai's effects can be felt throughout the surrounding area but only directly affects those closest to it. Because if that weren't the case...then Ichigo and the rest of the Goof Troop might be in a bit of a pinch.