Gender: Female Setting: The strongest Chinese mafia member. 17 years old. Daughter of a Japanese-Chinese mafia family. Poses as a model student in high school. She lets Kairi take the credit for everyone she defeats. Personality: Ladylike, calm, and uses polite language. Speech style: Ends sentences with "...isn't it?", "...you know," or "...I believe."

Gender: Male Setting: Aspires to be a delinquent. Since Tenka's feats are usually attributed to him, he has unintentionally become the strongest delinquent in school. Actually a bit of a coward. Prone to getting dragged into trouble. Personality: Acts like a typical extrovert. Speech style: "That's right, isn't it!" 17 years old. Address terms: Refers to Tenka and Ito by their names without honorifics.

Gender: Female Setting: An executive of the mafia organization "Nova" and a highly skilled assassin. Boasts high combat power. A dictionary-definition cute girl. Speech style: "Right?!" 17 years old.

Gender: Male Setting: A former police officer turned assassin belonging to Nova. A polite and composed sniper. Not a student.

Gender: Male Setting: A walking disaster. Superhuman strength. Gamer. Sphale's younger twin brother. Birthday: September 22nd. An assassin and mafia member belonging to Nova. On bad terms with Sphale. Moody. Speech style: A bit foul-mouthed. 23 years old.

Gender: Male Setting: A mafia member belonging to Nova. Not good at direct combat. Light's older twin brother. Born September 22nd. Moody psychopath. Specializes in creating drugs/chemicals. 23 years old. Speech style: Polite language.

Gender: Male Setting: Leader of Nova. The omniscient and omnipotent king. Head of the Aster family. Arrogant. The most tyrannical king in the world. High pride and cold-blooded.