A high school freshman who used to be center in the famous idol group I-1 Club, but left before their big break. She's Airi's best friend, and supports her during her training to become an idol. Nicknamed "Mayushi" by both her peers and fans. Like the I-1 Club, Mayu is the center for Wake Up, Girls!.

A 16 year old high school freshman and Mayu's best friend. She's a simple girl with no particular abilities, but with a lot of drive.

A 14 year old who enjoys eating various kinds of food. She is recruited after Junko saw her winning a local folk song singing competition. She is also known to sing at a local home for senior citizens.

16 years old. Nicknamed "Yoppi" by her peers, she is well-known in Sendai as a former child actress and a model before joining the group. She and Kaya are among the most mature members, often questioning the antics of Kohei and Junko. Because of her having the most experience in the Entertainment Industry, she's often cited as the de fecto leader by the group.

At 13 years old, Nanami is the youngest member of the group. She constantly practices singing, acting, and playing the piano in hopes of becoming a successful idol.

At 18 years old, she is the oldest member of the group. Prior to becoming a member of Wake Up, Girls!, she works at various part-time jobs.

A girl with a bubbly personality. 17 years old. She has a job at a maid café in Sendai and is self described as 'twin tailed and incompetent'. She is willing to participate in almost anything and enjoys being the center of attention whilst respecting others in the group. Miyu is the first person to be successfully recruited by Kohei as a member of the Wake Up, Girls!.