Seimei

There was once a man who was called a monster in the Yin-Yang dormitory. Seimei Abe, who had powers so different from others, was shunned and abandoned by his biological father. One day, a "One Word Lord" wearing a yellow oak dye appears, and disaster occurs in Kyo ... The killing by the lord of one word begins, and Seimei is also caught up in it. Akemi Inokawa cuts out the whereabouts of the "pain" depicted in the original! Seimei.

source: https://www.cmoa.jp/title/1389/