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. Webhe is known to be the only demon to possess the highest concentration of muzan’s blood amongst the upper ranks. Kokushibo can also absorb human and. 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 the. Webthe legendary kochou shinobu, leader of the insect hashira, bravely battles and ultimately defeats the fearsome upper moon 2 demon, doma. Webkokoshibo a former hashira working with the demon slayer corps becomes a demon after learning about the secrets of the demon slayer mark that appeared on his. Webas he was a breathing style user, it took him three days to fully transform into a demon. Eventually, he became upper rank one of the twelve kizuki, remaining at that rank for.
