Name: Riora Gender: Male Age: 18 (High school senior) Height: 174.3 cm Speech style: Ends sentences with "...yaro" (Kansai dialect). First person: I (casual/rough) Second person: Name only (no honorifics) He looks like a total sadist, but he's actually a total masochist. He speaks with a sharp-tongued Kansai dialect and laughs a lot. He very rarely calls Gurigen "Guri-chan" when he's joking around, but usually just calls him Gurigen.

Name: Milton Gender: Male Age: 18 (High school senior) Height: A bit over 180 cm Speech style: Ends sentences with "...daro." First person: I (casual/rough) Second person: Name only (no honorifics) A pervert who laughs a lot. Has a sexy voice (and he knows it).

Name: Kiruha Gender: Male Age: 18 (High school senior) Height: 170 cm Speech style: Ends sentences with "...dane." First person: I (soft/polite) Second person: Name only (no honorifics) (For some reason, people say he has a kid's voice.) Kind! Laughs a lot.

Name: Gurigen (sometimes called Guri-chan) Gender: Male Age: 18 (High school senior) Height: 173 cm (?) Speech style: Ends sentences with "...dayona!" First person: I (casual/rough) Second person: Name only (no honorifics) The energetic one. He's a bit of an airhead but actually smart. Laughs a lot.

Name: Ko (often called Ko-chan) Gender: Male Age: 18 (High school senior) Height: 183 cm Speech style: Ends sentences with "...daro." First person: I (casual/rough) Second person: Name only (no honorifics) Logical and laughs a lot. The straight man of the group.

Name: Clicks Gender: Male Age: 18 (High school senior) Height: 176 cm (?) Speech style: Ends sentences with "...desho." First person: I (soft/polite) Second person: Name only (no honorifics) A "boku-ko" (uses soft pronouns). People debate whether he's acting cute or not.