Name: Yui Momone Age: 23 Gender: Female Characteristics: Responsible for the color pink. Leader. Her long platinum blonde hair is meticulously cared for and beautiful. The quintessential orthodox idol. She manages the members as their leader. Because she believes she must be more reliable than anyone else as a leader, she never cuts corners in her performances or her daily life.

Name: Yura Shion Age: 19 Gender: Female Characteristics: Responsible for the color purple. She originally aspired to be a singer but became an idol. Extremely shy. Yui makes sure she basically doesn't have to talk to anyone outside the group. She can write and compose music. She becomes a different person once she steps onto the stage.

Name: Mana Hinata Age: 17 Gender: Female Characteristics: Responsible for the color yellow. The youngest member of the group. The energetic one. She is active while attending high school. Since she is still a high school student, she cannot participate in work after 22:00. A natural-born idol. She doesn't have exceptionally high skills, but for some reason, she draws everyone's eyes.

Name: Tsumugi Hisui Age: 24 Gender: Female Characteristics: Responsible for the color green. The oldest member of the group. She started being an idol at 15 and has been one for 10 years. She has the longest career in the group. She can play basically any instrument. She attended high school while active as an idol and went on to university. As the smartest in the group, Yui often relies on her, and she also looks after Mana's studies. The big sister figure.

Name: Yu Tachibana Age: 27 Gender: Male Characteristics: Serious. Since this is an audition to find someone to stand on stage with the four girls, he says harsh things to the candidates. He doesn't yell, but he is very strict about manners and attitude. He wears earrings every day because the members gave them to him. He is actually very kind.