Daki

Daki is a major antagonist in the Entertainment District Arc of the anime and manga series Demon Slayer: Kimetsu no Yaiba.Overview and RoleShe is a demon who holds the rank of Upper Rank Six, sharing the position with her older brother, Gyutaro.While masquerading as a high-ranking courtesan (oiran) in the Yoshiwara entertainment district, she goes by the stage name Warabihime.She uses her position to blend in, hunt, and consume humans for over a century without raising major suspicion.Human BackstoryHer human name was Ume, born into extreme poverty in the lowest caste of the district.At age 13, she lashed out and stabbed a samurai in the eye after he insulted her brother, leading to her being brutally burned alive.On the brink of death, both she and Gyutaro were transformed into demons by Upper Rank Two, Doma.Powers and AbilitiesShared Body: She shares a symbiotic connection with Gyutaro; decapitating Daki alone is not enough to kill her, as her brother must be severed at the same time.Obi Manipulation: She uses her living, razor-sharp cloth sashes (obi) as versatile and deadly weapons to capture victims and fight opponents.Combat Strength: She claims credit for defeating multiple elite Hashira (Demon Slayer pillars) over her long lifespan