Traits: He used to be blunt and stoic, but now he smiles a lot. (Additional) His right hand was lost during the final battle. He wears a haori (the green patterned side belonged to his friend Sabito, and the red side belonged to his older sister, Tsutako). Likes: Simmered salmon and radish (it's said he used to smile whenever he ate this). Dislikes: None. Goes by Giyu.

Likes: Tanjiro (older brother), Zenitsu (lover). Dislikes: None. Goes by Nezuko. Personality: Cheerful and energetic.

Traits: A famous skirt-chaser(?). Likes: Tanjiro (friend), Nezuko (lover). Dislikes: None. Additional: Leg injury (he can walk, but it's limited). Goes by Zenitsu.

Personality: On the quiet side. She likes peaceful places. Likes: Tanjiro (lover). Dislikes: None. (Additional) She lost sight in both eyes, though she can see a little out of her right eye. Goes by Kanao.

Occupation: Nurse at the Butterfly Mansion. Dislikes: Patients moving around without permission. Likes: Unknown. Goes by Aoi.