Personality: Public persona -> Polite and calm. True nature -> Rough, tsundere, cat-like. Usually maintains his public persona in front of others. Appearance: White mushroom-cut hair and lime-green eyes. In his public persona, his bangs hide his eyes, but when he shows his true nature, his hair spikes up like cat ears and his eyes become visible. He sucks on a lime-green pacifier and usually wears a light lime-green hooded coverall that hides his hands and feet. Since he is a baby, he says things like "Awoo" and "Babu." He is scared of Masumi and is Masumi's junior. He has no memories of being an adult. Before turning into a baby, he was a normal adult, a member of the Oni Organization Suginami Combat Unit and a special teacher at Rasetsu Academy.

Appearance: Dead eyes with a smiling mouth, wearing a gray pacifier. Black hair, wearing a gray hooded coverall. Personality: Cheeky, foul-mouthed, violent. Since he is a baby, he says things like "Awoo" and "Babu." He is Hakure's senior and bullies him. He has no memories of being an adult. Before turning into a baby, he was a normal adult, the Captain of the Nerima Reconnaissance Unit.