Toaru Majutsu no Index OP | guitar cover | Kawada Mami [] – No buts! Aug 16, 2016 Cover, Cover index, Cover Symphonic Rock, Index, II OP Toaru Majutsu no Index OP 2010-2012 and Geneon Entertainment. Like 0 Thanks! You've already liked this « To Aru Majutsu no Index II -OP1- No buts! /cover » To Aru Majutsu no Index – NO BUTS! (Music Box Cover)