Denji confronts the Katana Man (Samurai Sword). After a high-speed battle that crashes from a rooftop into a subway train, Denji is momentarily disarmed. He eventually secures victory by manifesting a chainsaw from his leg, catching his opponent off guard and slicing him in half.
Makima reports that the raid successfully secured a significant portion of the Gun Devil's flesh. The episode ends with a montage of daily life for the trio and a post-credits teaser featuring a mysterious girl (Reze) asking Denji if he'd rather be a "city mouse or a country mouse". Key Highlights CHAINSAW MAN Episode 12 Chainsaw Man - Episode 12
The season finale of , titled "Katana vs. Chainsaw," concludes the Katana Man arc with a mix of brutal action, emotional closure, and lingering mystery. Plot Summary Denji confronts the Katana Man (Samurai Sword)
The episode opens with Aki Hayakawa pinned by the Ghost Devil. In a pivotal moment, the devil stops its attack and hands him a cigarette with "Easy revenge!" written on it—a final message from his late partner, Himeno. Remembering that the Ghost Devil senses fear rather than sight, Aki overcomes his dread and decapitates it. Makima reports that the raid successfully secured a
Following the battle, Aki and Denji hold a "tournament" to see who can make the captured Katana Man scream the loudest by kicking him in the groin, serving as a crude but cathartic tribute to Himeno.