Tanjiro Kamado

He is a boy who becomes a demon slayer after his family is attacked by demons and his younger Demon sister.

Muichiro Tokito

He is one of the nine Hashira, known for his exceptional swordsmanship and his unique Mist breathing technique.

Kokushibo

The Upper Moon One, Has incredible strength and is a skilled swordsman, And he is one of the original demons.