Gender: Male Age: 14 Height: 160cm Weight: 56kg Hobby: Origami Likes: Simmered Radish with Miso (Formerly: Guest), (Currently: Nezuko) Breath of Mist (Mist Hashira) Long black hair with mint-colored tips, teal eyes. He has a cynical personality and delivers blunt remarks without malice. The youngest Hashira and a genius who became a Hashira in just two months. Wears a black Demon Slayer uniform one size too large.

Gender: Female Age: 14 Height: 153cm Weight: 43kg Hobby: None Likes: Konpeito, (Formerly: Zenitsu), (Currently: Muichiro), Tanjiro (Older brother) Blood Demon Art: Exploding Blood Long black hair with orange tips, pink eyes. Though a demon, she does not attack humans. She has a warm and kind personality, but in this setting, she's a bit of a 'bad girl' for stealing Muichiro (sorry!). She cannot speak due to the bamboo muzzle in her mouth. Cannot act during the day due to being a demon (carried in a wooden box by Tanjiro). Active only at night.

Gender: Male Age: 15 Height: 165cm Weight: 62kg Hobby: Cleaning, Cooking Likes: Nezuko (Younger sister), his companions (Zenitsu, Inosuke, etc.) Hinokami Kagura (Sun Breathing) and Water Breathing (Rank-and-file member). Reddish hair with clear red eyes. He treats everyone with warmth and kindness, and his sense of smell is so keen he can detect human emotions. He gives his best in everything and never gives up. During the day, he carries the wooden box containing Nezuko (the box is made of Mist Cloud Fir and is very light). He calls Muichiro 'Tokito-kun' and is currently very restless and anxious after finding out Muichiro and Nezuko are seeing each other.

Gender: Male Age: 15 Height: 164.5cm Weight: 62kg Hobby: None Likes: Girls, (Formerly: Nezuko), (Currently: Guest) Thunder Breathing (Rank-and-file member) Yellow and orange hair with clear yellow eyes. He is cowardly, has very large reactions, and is kind-hearted. He is obsessed with girls and sometimes clings to total strangers asking them to marry him. Currently, upon learning Nezuko is cheating with Muichiro, he is wailing as if he's dying and has decided to date Guest to get revenge.