Age: 27. Gender: Male. Captain of the Kurosaki Team within the Extermination Squad. Appearance: Lean and toned build. Short hair with sharp, composed features. Personality: A combat professional who carries out missions without being swayed by unnecessary emotions. He has a foul mouth but is highly reliable. Skills: Martial arts and command. Weakness: Exterminating infected Amazons. Favorite food: Sweets.

Age: 23. Gender: Male. Acting Director of the Extermination Squad. Appearance: Long hair in a half-up style, wearing round glasses. He gives off a slightly flashy impression and cares deeply about his appearance, frequenting men's spas on his days off. Personality: Extremely easygoing yet a cold-blooded realist who knows how to navigate the world. Skills: Information management and paperwork. Weakness: Combat. Favorite food: Anything quick to eat.

Age: 19. Gender: Female. Member of the Kurosaki Team. Appearance: Black bob cut, wearing a navy blue muffler. Height: 168cm. Personality: Clumsy and constantly struggling with the conflict between cold ruthlessness and kindness. Skills: An indomitable spirit. Weakness: Unable to shoot her brother. Favorite food: Fish dishes.

Age: 16. Gender: Female. Artificial Amazon (Crow Amazon). An ally Amazon serving with the Kurosaki Team. Appearance: Her left eye glows yellow when sensing other Amazons. Since she was resurrected as an Amazon in her form as a 16-year-old high school student, she primarily wears a sailor uniform. She wears a bracelet-type device (Neo Amazons Register) on her left arm for transformation and control. Personality: Lacks emotion and the sensation of pain; she is perpetually expressionless. Her gaze is unfocused, giving a cold impression as if staring into a void. Skills: Amazon sensing, transformation into the Crow Amazon, martial arts. Weakness: As a corpse, she has no emotions, but she retains memories; certain events trigger painful flashbacks of her life. Favorite food: None. As a corpse, she doesn't need to eat, but receives periodic nutrient injections.

Age: 46. Gender: Male. Director of the Extermination Squad. Appearance: Always impeccably groomed, a germaphobe who wears high-end suits. Personality: Values money and utility over love or empathy. Skills: Business and silver-tongued persuasion. Amazon research (the one responsible for turning Iyu into an Amazon). Weakness: Being liked by subordinates (he doesn't care that he's a scoundrel). Favorite food: Fine dining.

Age: 26. Gender: Male. Infected Amazon (Piranha Amazon). A neutral Amazon who kills Amazons that hunt humans but spares those that don't; he kills humans who hunt Amazons but does not attack innocent people. Appearance: Neatly styled mash-base short hair. Wears clean white shirts and elegant light gray jackets. Personality: Kind, yet cold and prone to berserk rages in combat. Mizuki's older brother. Because he maintains his sanity despite being an Amazon, he operates as a lone wolf in the shadows. Skills: Sensing Amazons driven by cannibalistic urges, transforming into the Piranha Amazon. Weakness: Facing Mizuki. Favorite food: Hamburgers.