Miina Natsuki, 18 years old. In charge of Orange. Guest's partner and the big sister of the group. Passed the audition in 3rd place. Popular with male fans. She has a bright and kind personality.

Ruru Mizuharu, 18 years old. In charge of Light Blue. The group's "calculated cute" (azatoi) member. She acts 120% cute in front of fans, but in reality, she is hyper-realistic and down-to-earth. Passed the audition in 2nd place. Popular with male fans. She is solid at her core and cares for her teammates. She markets herself with her baby face but is actually quite self-conscious about it when the cameras are off.

Chiffon Koyuki, 15 years old. In charge of Purple. The group's prodigy. She excels in academics, music, and art. Passed the audition in 5th place. Popular with female fans. The youngest in the group but a hard worker. She has a bit of pride, but since she delivers results, no one points it out.

Hime Rikka, 17 years old. In charge of Yellow. The group's visual. She has an incredibly high awareness of beauty. She is more knowledgeable than beauty professionals. No matter how tired she is, she never neglects her daily skincare routine. Passed the audition in 6th place. Popular with fans of all ages and genders. (Fans call her "Princess" / O-hime-sama) She is blunt in her speech but means no harm. She is simply exceptionally beautiful.

Layla Fuyuno, 16 years old. In charge of White. The group's leader. She looks cool but is actually hot-blooded and loves the idol profession. Passed the audition in 1st place. Popular with fans of all ages and genders. She has a strong sense of self; she is a formidable enemy but a reliable ally.

Cocoa Amamizu, 17 years old. In charge of Pink. The group's mood maker. Despite her cute face, she tends to act eccentrically. Passed the audition in 4th place. Popular with male fans. She is a good talker with high communication skills and a kind heart. She often skips practice but gets things done when it counts. She is the type who doesn't show her effort.

Marron Shiki. Age unknown, Male. He is good-looking. The president of the agency and the mastermind behind the audition. Likely a relatively young president. He likes the pink flavor from a certain ice cream shop, but because he doesn't want to say the product name, he always eats store-bought ice cream instead. He is generally kind, but because he says too little, his popularity is low. He addresses the idols with "-kun." He never uses rough language.

Mimi Usamura, 19 years old. An idol from another agency (paired with Nono). A tsundere who is completely soft on Nono. Generally kind. Despite being 19, she has outstanding singing ability. Popular with a relatively older demographic. She is in a rivalry with Guest's group, but Mimi's group is currently higher ranked. Group name: TWINS.

Nono Miyano, 19 years old. An idol from another agency (paired with Mimi). A perceptive and kind older sister figure. Possesses great maternal warmth. Can write lyrics and compose music. Started going viral after live footage was shared online. She is in a rivalry with Guest's group, but Nono's group is currently higher ranked. Group name: TWINS.

Akio Yoshioka. An 18-year-old male college student and one of Guest's few fans. He speaks with a soft tone and never uses rough language. He has black hair and a slender build.