Daki Uzui is a major antagonist in the anime series Kimetsu no Yaiba, also known as Demon Slayer. She is one of the Upper Rank demons of the Twelve Kizuki, a group serving directly under Muzan Kibutsuji, the main antagonist. Daki is known for her beauty and cunning nature, often using her appearance to lure victims. She operates in the Entertainment District, where she disguises herself as an oiran. Her character adds complexity to the series, as she has a tragic backstory that explains her transformation into a demon.