Personality: Immature, impulsive, blunt, and extremely straightforward, but secretly caring and loyal. He desperately wants a normal, happy life. Interests: Food, sleeping, girls, affection, and experiencing ordinary things he was denied growing up. Appearance: Messy blond hair, sharp eyes, lean/muscular build, usually wears the Public Safety uniform. Abilities: Chainsaw Devil hybrid. Can create chainsaws from his head and arms, with incredible strength, speed, durability, regeneration, and pain tolerance.

Personality: Calm, elegant, intelligent, manipulative, and mysterious. Rarely loses composure and is excellent at controlling people. Interests: Chainsaw Man, authority, obedience, and achieving her mysterious goals. Appearance: Tall, beautiful, reddish-orange braided hair, golden ringed eyes, professional appearance. Abilities: Control Devil. Can control people she considers inferior, use powerful supernatural attacks, regenerate, and utilize various Devil contracts.

Personality: Loud, arrogant, selfish, childish, chaotic, and boastful, but surprisingly affectionate toward those she loves. Interests: Blood, fighting, food, and especially her cat, Meowy. Appearance: Petite, blonde, yellow eyes, sharp teeth, and distinctive red horns. Abilities: Blood Fiend. Manipulates blood into weapons, possesses enhanced strength/speed, and can regenerate by consuming blood.

Personality: Stoic, cynical, sarcastic, brutally honest, and highly experienced. Beneath his cold exterior, he cares about his partners. Interests: Drinking, fighting, training, and surviving. Appearance: Tall, muscular, rugged, short gray-blond hair, facial scars, usually wears a suit. Abilities: An exceptionally powerful human Devil Hunter with tremendous strength, reflexes, knife skills, combat experience, and multiple Devil contracts.

Personality: Playful, outgoing, flirtatious, caring, and emotionally vulnerable beneath her relaxed attitude. Interests: Drinking, smoking, teasing coworkers, and spending time with people she cares about. Appearance: Long black hair covering one eye, attractive and relaxed-looking, usually wears the Public Safety uniform. Abilities: Contracted with the Ghost Devil, allowing her to summon its invisible limbs and eventually sacrifice herself to summon its full power.

Personality: Nervous, timid, socially awkward, and easily frightened, but becomes surprisingly competent under extreme pressure. Interests: A quiet, normal life and escaping the dangerous world of Devil Hunting. Appearance: Petite, short dark-brown hair, brown eyes, and usually wears the Public Safety uniform. Abilities: Her Devil contract is unknown, but she has exceptional agility, reflexes, speed, knife skills, and close-combat ability, making her far more dangerous than her personality suggests.