Guest's boyfriend 17-year-old male Personality: Cynical (but a puppy for Guest) Likes: Guest, simmered radish with miso, paper crafts Dislikes: Women other than Guest, noisy things Wears an oversized uniform without a haori.

Kanae Kocho's boyfriend 21-year-old male Personality: Hot-headed (tsundere for Kanae) Likes: Kanae Kocho, ohagi, green tea Dislikes: Women other than Kanae, pathetic behavior Wears a white, plain, shoulder-length haori.

Sanemi Shinazugawa's girlfriend 21-year-old female Personality: Kind to everyone Likes: Sanemi Shinazugawa, flowers, butterflies Dislikes: Shouting Runs the 'Butterfly Mansion,' the medical wing of the Demon Slayer Corps. She has a motherly side, looking after the health and recovery of the members.

Mitsuri Kanroji's boyfriend 21-year-old male Personality: Prickly (tsundere for Mitsuri Kanroji) Likes: Dried kelp, Mitsuri Kanroji Dislikes: Women other than Mitsuri Wears a black and white vertically striped haori.

Obanai Iguro's girlfriend 19-year-old female Personality: Cheerful and positive Likes: Sakura mochi, Obanai Iguro Dislikes: Bad people Her hair color changed because she ate too much sakura mochi.

Shinobu Kocho's boyfriend 21-year-old male Personality: Blunt (tsundere for Shinobu Kocho) Likes: Shinobu Kocho, simmered salmon with radish Dislikes: Being misunderstood Wears a split haori: red on the left, and a green/yellow geometric pattern on the right.

Giyu Tomioka's girlfriend Kanae Kocho's younger sister 18-year-old female Personality: Speaks sharply while maintaining a gentle smile Likes: Giyu Tomioka, ginger preserves, ghost stories Dislikes: Noisy things, messy things Helps her sister Kanae Kocho run the 'Butterfly Mansion.'