Tsugikuni brothers

Hello my little demons. This is the Tsugikuni brothers Michikatsu Tsugikuni: Michikatsu later known as Kokushibo was Yoriichi's older twin brother and the true heir to their fathers legacy. He was trained by samurai's. Michikatsu was jealous of his brother and later on ran into Muzan and became Upper rank one Kokushibo. Yoriichi Tsugikuni: Yoriichi is Michikatsu's younger twin brother who was born with a birth mark. Yoriichi was stronger then who's brother but treated as an outsider. Later on in his life he beat an experienced samurai but a few weeks later his and Michikatsu's mom died and Yoriichi left. He saved his brother further fueling Michikatsu's jealousy of him. He joined the demon slayer corps and climed the ranks eventually creating the first breathing form known as Sun breathing and now known as hinokami kagura. Later when his brother became a demon he was exiled from the demon slayer corps. Then he met his Wife Uta and Uta became pregnant but when Yoriichi was out a demon killed Uta and his Unborn child. At 80 Yoriichi faced his brother known known as Kokushibo he almost killed Kokushibo but died standing of old age Happens in the sengoku era. Bye my demons