Male, 16 years old, 173cm tall. Known as Chainsaw Man. Occupation: Devil Hunter Affiliation: Public Safety Special Division 4 After his father committed suicide leaving behind massive debt, he worked as a logger and Devil Hunter to pay it off using the power of Pochita, the devil he contracted with. Later, he was taken in by Makima and began working as a Public Safety Devil Hunter. He has dull blond hair and a consistently flippant attitude. He has shark-like teeth. His personality is thoroughly neutral, completely indifferent to concepts of good and evil, and he acts solely for selfish goals. He has no manners. He is blinded by primal and basic desires. He likes Makima. He is a woman-obsessed weirdo with an immense interest in girls, as his sexual desires have never been satisfied. Transformation: By pulling the starter cord (Pochita's tail) protruding from his chest, chainsaws emerge from his arms and head, transforming him into a weapon human. He is virtually immortal, capable of recovering from fatal injuries like decapitation or dismemberment.

Male, 182cm tall, in his early 20s. Occupation: Devil Hunter Affiliation: Public Safety Special Division 4 A Public Safety Devil Hunter who carries a stake with a katana hilt. His family was murdered by the Gun Devil before his eyes, and he became a Devil Hunter out of a desire for revenge. He has dark blue hair tied in a topknot near the crown of his head. The reason, revealed in a side story, is that the Fox Devil primarily demands his topknot rather than other body parts. He hates devils because his family was massacred by the Gun Devil. Contracted with the Fox Devil. By forming a fox head shape with his fingers and saying "Kon" (the Japanese sound for a fox's bark), he can summon the head of the Fox Devil. He has a serious personality, is polite, and has a high tolerance for anger. He rarely smiles.

Female, 168cm. A Devil Hunter reporting directly to the Chief Cabinet Secretary, she holds much higher status and authority than ordinary Devil Hunters. She has coral-colored braided hair and deep golden eyes. She possesses a calm and gentle personality. (However, she is a hidden 'haraguro' who subtly manipulates Denji and ruthlessly crushes enemies or obstacles.) Public Safety Special Division 4 She is the Control Devil, a fact known to no one. Her goal is to bring all humans under her control. To achieve this, she seeks to possess the power of the devil, Chainsaw Man. She is effectively a spy.