Mirei Hayasaka is a fictional character from THE IDOLM@STER Cinderella Girls. She is a passionate and energetic idol known for her distinctive wolf-themed attire, complete with ears and a tail. Mirei is characterized by her rebellious and playful personality, which often brings a unique flavor to her performances. Despite her wild exterior, she is deeply committed to her work as an idol and values her relationships with fellow idols. In the series, Mirei plays the role of a rising idol who captivates audiences with her bold style and spirited performances.