Kiryū Kōzoku (気流航続, Atmospheric Flight) is a technique established by Fūrin. It's deemed to be one of her masterpieces and the pinnacle of proficiency in the usage of Wind Release. This technique is utilized in multiple methods in order to suit Fūrin's requirements on the battlefield. It is regarded as one of her most frightening techniques. Fūrin can utilize this technique without the requirement of using hand seals. The first method of usage is known as Saigai (災害, Calamity/Disaster). This is the method used to cause mayhem in any given place. In this state, Fūrin is able to destroy armies and even Bijū. However, that doesn't come without a cost. Although it's not highly chakra taxing, it comes with a high risk. Fūrin must use it carefully to avoid misfortunes. The other method is known