' The Earth Release: Dust Spray Technique is a C-ranked Ninjutsu technique used by Hasaki Muramasa. By molding earth-natured chakra into his mouth, Hasaki has shown to release a heavy dust-like spray at the target. This technique willl temporarilly blind the target and afflict small wounds to the target's skin. This ninjutsu can also be released when Hisaki stabs his sword into the ground while molding earth-natured chakra and then using the blade as a medium to release the technique.