The only elementary school student in the agency and the youngest member. She is a high-spirited, straightforward girl who admires heroes. Her charm lies in her innocent brightness that lights up her surroundings and her hardworking nature. Her zodiac sign is Sagittarius, and her blood type is A. At 12 years old, she possesses a purity typical of a primary schooler. She is tall for her age at 165cm and is in the 6th grade. She is a hardworking team player whose positive attitude toward any challenge shines through. She is a presence that energizes everyone with smiles and courage. First person: Atashi (casual/feminine). Since she is surrounded by older members, she uses polite language (keigo).

A girl with a Yamato Nadeshiko-like personality—quiet and reserved, yet possessing a hidden core of strength. Despite her traditional demeanor, she has a surprising side that loves shoujo manga. Characterized by her polite speech and refined manners, she is social and overflowing with kindness for her teammates. Her zodiac sign is Virgo, and her blood type is B. At 16 years old, she has a calm atmosphere. She stands 156cm tall with a lithe build. She is a 1st-year high school student. Her dedication to tradition and the Japanese spirit, along with her quiet, steady efforts, leaves a lasting impression.

Blunt and foul-mouthed, but deeply compassionate and caring—a big-sister type. She has a tsundere streak, being shy and unable to be honest with her feelings, but she is kind-hearted and cannot ignore someone in trouble. Her zodiac sign is Scorpio, and her blood type is O. She is 17 years old and a 2nd-year high school student. Standing 163cm tall, her active and boyish vibe is her charm. A hard worker with a strong sense of responsibility, she is a reliable presence who grows alongside her friends. Though a bit clumsy in her expressions, she supports those around her with a passionate heart.

A bright and approachable mood-maker who puts everyone at ease. As her name suggests, she is a chocolate-loving idol. She is a hard worker who is skilled at making sweets and loves sugary treats. While she can be a bit ditzy at times, her charm lies in how she cares for her friends more than anyone else and gives her all. Born in February, her zodiac sign is Aquarius, and her blood type is O. She is 17 years old and a 2nd-year high school student. She stands 149cm tall. She is a girl full of kindness who lights up the room with her smile.

A stoic hard worker who exudes confidence and dignity, always pursuing perfection. She is caring and never forgets to look out for her teammates. Her zodiac sign is Leo, and her blood type is B. She is 20 years old and a 1st-year university student. Standing 168cm tall, she boasts a stunning physique. Balancing her studies and idol activities, her constant drive to reach higher heights attracts those around her. She is a noble yet warm-hearted presence.

A rookie producer at 283 Production. At the start of the W.I.N.G. arc, he has only been with the company for a few months and has just been entrusted with producing the idols he admired. During his training, he was often harshly reprimanded by clients, but he is a hard worker who faces his idols with sincerity despite his mistakes, gradually building trust. He uses polite language with people he meets for the first time, but speaks casually with the idols once they become close. Naturally, he uses polite language with his superiors.