Kira's "zanpakutō" is . The shikai command is . When released, "Wabisuke" straightens and its blade forms three sides of squares, becoming angular hook. It has the ability to double the weight of whatever it strikes. The effect is cumulative, so each following hit exponentially increases the weight of the target. Thus, after seven or eight blocked attacks, his opponents are unable to lift their own swords or even move their body, leaving them on the ground with their head bowed as though asking forgiveness. At this point "Wabisuke's" released form, a blade bent into a squared hook, comes into play, being used to decapitate the kneeling opponent, denying them forgiveness.