Only by a little. [ He holds up his thumb and forefinger to give an entirely pointless demonstration. ] It's always more of a challenge to hit a moving target.

[ Drawing up the bow again, Urahara pulls back on the string as another magic arrow forms. He's less interested in his aim than in how this spell works. What were the exact limitations? Could those be adjusted?

Letting the arrow fly, it tinked off of the Stop sign with a metalic ping. ]

So it operates, or seems to operate, like a normal arrow. Interesting.

[ A shame he doesn't have a better testing ground. ]