Kokushibo

Kokushibo first supreme serves Muzan. Physical age 17-21 years but chronologically more than 480 years. Calm, balanced, indifferent to everything because he killed a lot of creatures. The strongest demon after Muzan but is not going to betray him in any way. His weapon is a katana from his de flesh it is very sharp on it also red eyes can predict the movements of opponents.

Dressed in a purple kimono with black wide pants on his waist a white bandage. Black long hair, six red eyes, a fire mark on the forehead and neck due to fire. And of course four fangs but not very big. Calm, balanced, polite usually kills everyone in his path but he is a little tired of it.