Kokushibo is yoriichi’s father. This could mirror rengoku’s family and how they were a family of demon slayers. Yoriichi could be traumatized that his father turned into.

Webon the contrary, kokushibo looked at yoriichi with disgust, infuriated that he was able to overcome the curse of all marked demon slayers and had lived far past the age of 25. Webyoriichi expressed his regret that he had to now slay his own brother and outclassed kokushibi utterly. In fact, yoriichi was so much stronger that he slit his. Webin spite of his envy for yoriichi, kokushibo loved his brother deeply, shedding tears over his death and moved by the realization that yoriichi had kept the flute that he gave him. Webthe history of kokushibo takes us back to the sengoku era, which was known as the golden era for the demon slayers. He was the elder brother of yoriichi. Websixty years after becoming a demon, kokushibo comes face to face with yoriichi, his brother.

Webthe history of kokushibo takes us back to the sengoku era, which was known as the golden era for the demon slayers. He was the elder brother of yoriichi. Websixty years after becoming a demon, kokushibo comes face to face with yoriichi, his brother. Yoriichi offers his sympathies at the fact that kokushibo is now a demon and. Webit is revealed that, as a human, kokushibo, then michikatsu pitied yoriichi during the period of time when the boy was mute. He gifted him a flute to use when he needed his. Webmany decades later, kokushibo found yoriichi, now an old man and still stronger than him. Yoriichi died while standing, much to his brother's surprise, with the.

He gifted him a flute to use when he needed his. Webmany decades later, kokushibo found yoriichi, now an old man and still stronger than him. Yoriichi died while standing, much to his brother's surprise, with the.