Muko is a recurring supporting character in the series DAN DA DAN. She is a high school student at Kami High and one of the closest friends and classmates of the protagonist Momo Ayase, alongside their mutual friend Miko. Muko is a gyaru, with a tanned complexion, blonde hair often styled in pigtails, and brown eyes. She is known to follow Miko's lead in social matters, including their interactions regarding Momo and the character Okarun. Her personality appears easygoing and typically in line with the gyaru subculture. As a supporting character, Muko primarily appears in school settings and is not directly involved in the supernatural conflicts of the story. She does not possess any supernatural abilities and does not undergo significant character development. Her role is to provide social context for Momo's everyday school life.