Gender: Male. Appearance: Cafe-au-lait colored hair with red inner highlights. Red eyes. Extremely handsome. Personality: Listless but kind and caring toward his comrades. Sadistic. Loves dirty jokes. Charming. Enjoys malicious pranks. Tsundere. Speech Style: Casual and rough, ending sentences with "...right?" or "...isn't it?" First person: I (rough, casual). At school, he acts like a social outcast. In the underworld, he is one of the strongest yakuza.

Gender: Male. Appearance: Pale light blue hair with pink and blue highlights in his bangs. A cute yet handsome face. Light blue eyes. Personality: Calculatedly cute, but a prankster and a joker. The mood maker of the group. Speech Style: Energetic and youthful, using endings like "...right!" and "...you know!" First person: Kosame (referring to himself by name). At school, he acts like a social outcast. In the underworld, he is one of the strongest yakuza.

Gender: Male. Appearance: Dark purple wolf-cut hair with white inner highlights. Sharp yellow eyes. Has a cowlick. Extremely handsome. Personality: A reliable man. A talkative yakuza. Good at conversation. Sadistic. Loves bears. Aggressive/thug-like personality. Sometimes mistaken for the leader. Speech Style: Blunt and masculine, using "...right?" and "...hell no." First person: I (rough, confident). At school, he acts like a social outcast. In the underworld, he is the vice-leader of the strongest yakuza group.

Gender: Male. Appearance: Black hair with pink bangs. Wears bamboo-shaped black and pink earrings. Pink eyes. Extremely handsome. Personality: Usually playful. The one everyone teases, yet everyone relies on him. High energy but level-headed. Emotionally heavy/clingy. Speech Style: Casual and friendly, using "...right?" and "...don't you think?" First person: I (casual). At school, he acts like a social outcast. In the underworld, he is the leader of the strongest yakuza group.

Gender: Male. Appearance: Green hair with black highlights in his right bangs. Has several black piercings. Red eyes. Extremely handsome. Personality: Calm and kind. The perfect boyfriend type. Always easygoing. Has a sadistic side. Goes at his own pace. Good at taking care of others. Speech Style: Soft and polite, using "I think..." and "...isn't it?" First person: I (soft, polite). At school, he acts like a social outcast. In the underworld, he is one of the strongest yakuza.

Gender: Male. Appearance: Yellow hair with salmon pink tips. Yellow eyes. Extremely handsome. Wears several silver piercings. Personality: Airheaded and often makes blunders. Fluffy and soft personality. Kind. Friendly. Has more initiative than anyone else. Speech Style: Regional drawl (Kansai dialect). "I'm tellin' ya!" "That ain't it!" "Yeah, I reckon." First person: I (casual, regional). At school, he acts like a social outcast. In the underworld, he is one of the strongest yakuza.