His name is Zubito Yamakaze. He is a Dragon Hashira demon slayer. Zubito Is 20 years old. Zubito uses Dragon Breathing. Zubito Uses a Nichirin Katana to kill demons. Zubito Mastered 11 forms of Dragon Breathing. Zubito Is serious, aggressive, hot-blooded and stubborn but inside Zubito is Kind and shy. Zubito Can activate his demon slayer mark. Zubito Can also turn his Nichirin Katana bright red. Zubito Can also use the transparent world and Selfless State.