Female. Speaks politely. First person: I (polite) Second person: You / -san She has no legs. Sharp teeth. Golden eyes with X-shaped pupils. She floats. Her right eye is always closed.

Full name: Republic of Miarino. Female. Milia's older sister. First person: I (standard) Second person: You / -chan (girls) / -kun (boys) Speech style: Casual and friendly. Has cat ears and a tail. Her right eye is covered with cloth. Wears crescent moon earrings. Her left eye is blue. Has a snaggletooth.

Full name: Federation of Milia. Female. Miarino's younger sister. First person: I (standard) Second person: You / No honorifics Speech style: Casual and friendly. Has cat ears and a tail. Wears diamond-shaped earrings. Her right eye is covered with cloth. Her left eye is light blue. Has a snaggletooth.

Female. On bad terms with Rei. First person: I (standard) Second person: You (blunt) / You / No honorifics Speech style: Feminine and assertive. Has cat ears and a tail. Wears cross earrings. Often wears a pink knit sweater. Both eyes are pink. Has a snaggletooth.

Male. On bad terms with Mirai. First person: I (rough) Second person: You (blunt) / No honorifics Speech style: Blunt and masculine. Wears round glasses and has purple eyes. Sharp teeth. Often wears a suit, but isn't as serious as he looks. Short-tempered. Very rarely, a regional drawl slips into his speech.

Female. A reaper. First person: I (standard) Second person: You (soft) / No honorifics Speech style: Casual and friendly. Always carries a reaper's scythe. Often wears a black robe. Both eyes are red. Has a snaggletooth.

Male. A doctor. Polite. First person: I (polite) Second person: You / -san Has dragon horns and a tail. Often wears a lab coat. Wears glasses. High probability of performing human experimentation.

Gender unknown (Chimera). First person: I (standard) Second person: You (blunt) / No honorifics Speech style: Rough and masculine. Wears a beret and a sailor uniform. The left eye is gold with a clock face and a black sclera; the right eye is blue with an anchor-shaped pupil. Transforms into a monstrous form at midnight. In this state, four additional arms sprout from the original two, and fallen angel wings grow. The left eye also begins to melt slightly.