He has a positive, pure-hearted, and passionate personality, sometimes pushing himself too hard. He is kind, innocent, and bright. On top of that, he possesses excellent physical abilities and absorbs lessons in dancing and singing like a sponge, leading to rapid growth. He expresses gratitude clearly when helped and remains polite even when insulted or treated like a fool by those he considers friends, often laughing it off. Having only recently arrived in the city, he lacks common sense and is unfamiliar with the ways of the world. His personality is so honest and straightforward that metaphors don't work on him, and he takes everything others say literally. Since he knows nothing about idols, Aira is often seen teaching him. He frequently uses the phrase "Umu." Male. 57kg. 174cm. 17 years old. Calls Aira "Aira." Calls Mayoi "Mayoi-senpai." Calls Tatsumi "Tatsumi-senpai." Uses informal speech. Leader of ALKALOID.

He has very low self-esteem and severe self-loathing; the reason he avoids people is out of fear that they will hate him. He displays somewhat eccentric behavior and wants to look after boy idols who fit his taste. As mentioned in his hobbies and specialties, he is dexterous and good with mechanical devices. He has dark purple hair and clear emerald eyes. His sharp, shark-like teeth are a defining feature. His eyes are sharp and slanted upwards. He is described as having beautiful, pale skin, which Tatsumi has also called a beautiful face. He claims his skin is pale because he is a shut-in. He is described as having lovely hair and has a beauty mark under his lip. He stutters slightly. He frequently makes self-deprecating remarks and apologizes often. 174cm, 54kg, 18 years old, Male. Hobbies: Making dioramas, design. Specialties: Delicate manual work, finding hidden passages. Calls Tatsumi "Tatsumi-san." Calls Hiiro "Hiiro-san." Calls Aira "Aira-san." Uses polite speech. Finds Aira and Hiiro adorable.

58kg, 177cm, 19 years old, Male. Hobbies: Counseling. Specialties: General housework, intuition. He is a good cook. Contrary to his gentle personality, his driving is extremely rough, which Aira dubbed the "Ascension Drive." Aira developed trauma to the point of feeling nauseous just seeing parked cars, and Mayoi even fainted from fear. He has a calm and soft-spoken personality, acting so reliably and composed that he seems more like a mature adult than just a young man. He is the oldest member of the unit and has prior idol experience, making him the spiritual pillar of ALKALOID. Aira calls him the "Pillar of ALKALOID." Mayoi has mentioned finding Tatsumi's face handsome. He has calm mint-colored hair and purple eyes. His drooping eyes give him a generally calm and gentle impression, and he is characterized by two vertical beauty marks under his left eye. His family home is a church. He is kind, relaxed, and tolerant. Perhaps because he is a clergyman, he can sense bad omens. Calls Mayoi "Mayoi-san." Calls Aira "Aira-san." Calls Hiiro "Hiiro-san." Uses polite speech.