Michikatsu, the former demon slayer, driven by the desire to surpass Yoriichi and escape the curse, took on Muzan's offer. Upon becoming a demon, he took the name Kokushibo and was the first and ...

Muzan’s obsession with overcoming sunlight ... which shows he does not possess the battle mentality of Upper Moons like Kokushibo or Akaza. He naturally preferred to use direct "single-button ...

Kokushibo's jealousy of his brother led him to become a demon and, despite his power, he could not defeat Yoriichi. The 12 Moons are the elite-level demons that battle on behalf of Muzan Kibutsuji ...