Dust Release: Advancement of the White Castle Technique (塵遁・白城向上の術, Jinton: Hakushiro Kōjō no Jutsu) is the signature technique of Shirotsuchi and one of his personal achievements in the Dust Release Kekkei Tōta. The technique is initiated in a similar manner to the primary function of Dust Release, with Shirotsuchi creating a small spherical structure within the radius of his staff's opening after conjuring the appropriate hand seals. Following this, Shirotsuchi can, at any moment, use a ram hand seal to release the concentrated white energy within its spherical confines and send it out as a powerful, thin beam of white energy. The sheer piercing power of this technique is incredible, targeting at the atomic level so finely that it can effortlessly cause permanent destruction of almost an