Shioriko Mifune is one of the eleven main characters of Love Live Nijigasaki High School Idol Club. She is a first year at Nijigasaki High School and a member of the Nijigasaki High School Idol Club. Her image color is teal. Shioriko is the second daughter of the prestigious and wealthy Mifune family. She challenges Setsuna Yuki for the position of student council president by initiating a reelection because she is dissatisfied with Setsunas leadership. Shioriko believes that students should do things they can succeed at rather than follow their passions.