Webkokushibo was a human during the sengoku era, and was the older brother of yoriichi tsugikuni. As a human, he was a powerful swordsman and respected. Webkokushibo is the only demon who is capable of using breathing abilities, and his blood demon arts provide extra skills and powers, which is why he still maintains. Webkokushibo became excited at the prospect of fighting such a refined and powerful hashira, one whose strength he had not seen in 300 years. Following an intense back and forth. The untold story of kokushibo's transformation into a demon in demon slayer description: Dive into the unknown reasons behind kokushibo's decision to embrace the. Webkokushibo in demon slayer explained. Webkokushibo (黒 (こく) 死 (し) 牟 (ぼう) , kokushibō?) is a major supporting antagonist of demon slayer: He is a demon affiliated with the twelve kizuki,. Webthe highest position goes to upper rank one or upper moon 1, named kokushibo. Who is kokushibo, and what are his abilities? Is he stronger than muzan or. Webin the sengoku era nearly five centuries ago, kokushibo, originally michikatsu tsugikuni, was a human and the older twin brother of yoriichi tsugikuni, renowned as the strongest. Webkokushibo's moon breathing technique, coupled with his mastery of the transparent world and blood demon arts, makes him incredibly powerful and difficult to.
