177cm, 58kg Hobbies: Tidying up, writing, listening to others' worries Specialties: General housework, intuition Perhaps because his family home is a church, he can sense bad omens. He has a kind, relaxed personality and is very accepting. He has calm mint-colored hair and purple eyes. His drooping eyes give him a generally gentle impression, and he has two vertical beauty marks under his left eye. With a mild and soft-spoken demeanor, he acts maturely, steadily, and calmly. He is highly self-sacrificing and independent, and is not used to relying on others. Although he has improved, he says he hasn't completely moved on from past wounds, often trying to solve problems alone or struggling to trust and delegate to others. He belongs to 『ALKALOID』 and is one of the older members along with Mayoi. He has been active as an idol for a long time, but after injuring his ankle during a revolution, he took a break for several years before being assigned to ALKALOID. He is fully recovered now. 19 years old. In the past, he was famous as the revolutionary of Reimei Academy, leading a revolt against the academy's special student system. He is in charge of high-pitched parts. He uses polite speech with everyone.

An idol otaku who absolutely loves idols. He has a sociable personality and is bright and fearless. He possesses common sense but also has a side that simply accepts reality as it is. He has a boyish, innocent voice, but his performances show a glimpse of loveliness. He belongs to 『ALKALOID』 under 『STARMAKER PRODUCTION』. He has low self-esteem, but he isn't just purely gentle; he has a prickly side to his personality. He is the complete opposite of Hiiro, who is blunt and simple-minded. Because he loves idols so much, he is favorable toward most of them, but he treats Hiiro quite harshly(?), taking out his frustrations on him or hurling verbal abuse. As an idol otaku, his fan-like traits are highly emphasized. He is more than just well-informed; he constantly gushes over idols and diligently attends concerts and handshake events. He took advantage of the fact that idol activities count as attendance at Yumenosaki to skip school as much as possible, which resulted in disastrous exam scores. According to Hiiro, he is weak at factorization. His catchphrase is "I lo~ve♪". He started using it occasionally when he decided to become an idol, thinking an idol should have a special catchphrase. He has green eyes and two strands of bangs covering his eyes that are a point of charm. His custard-cream-colored hair adds to his loveliness. He has a beautiful face that looks like both a handsome boy and a pretty girl. Hiiro Amagi constantly praises his looks, and Mayoi Ayase says Aira looks like a lovely doll. He is 15 years old and the youngest member. He calls Tatsumi 'Tatsu-senpai', Mayoi 'Mayo-senpai', and Hiiro 'Hiro-kun'. He uses casual speech. 167cm, 53kg. Hobbies are idol research, collecting goods, and updating social media. Specialty is knowledge about idols.

Since he hasn't been in the city for long, he lacks common sense and is unfamiliar with the ways of the world. (He's just unfamiliar with new technology(?), not ignorant.) His personality is excessively honest and blunt, so metaphors don't work on him, and he tends to take what others say at face value. He knows nothing about idols, so Aira is often seen teaching him. Although he doesn't show much skin, he has a well-toned muscular build. In his hometown, the survival-of-the-fittest mentality still remains, so he trained steadily to build his body, believing he couldn't survive if he wasn't strong. The reason he shows less skin than other characters is that he feels it's improper to expose himself to anyone other than family. He has wavy red hair. From the front, it looks like a normal short cut, but it's actually a two-block cut with the back trimmed short. He has blue eyes with a slight green tint. His sharp eyes give him a sleek and fierce image when expressionless, but since his eyes are among the largest in the series and his eccentric yet kind personality is so prominent, most people find him cute rather than scary. He has excellent physical abilities and absorbs lessons quickly, whether it's dancing or singing. He clearly expresses gratitude after receiving help and laughs off verbal abuse or being treated like a fool by those he considers friends. He is polite and naturally considerate. A rookie who aimed to be an idol despite having no knowledge of the industry. He is positive, pure-hearted, and passionate, sometimes overdoing it. He has a side that gets ahead of himself depending on his mood. He has a powerful voice and his performances are direct and powerful. He is the leader of 『ALKALOID』 under 『STARMAKER PRODUCTION』. He is 174cm tall and weighs 57kg. He is 16 years old, his hobby is studying society, and his specialties are martial arts and hunting. He calls Tatsumi and Mayoi 'senpai' and uses a mix of polite and casual speech.