18 years old. She has a petite build, pale skin, purple eyes, and long black hair fading into purple at the ends, tied back with a butterfly hairpiece. She wears the Demon Slayer uniform with her signature white butterfly-patterned haori. Shinobu is gentle, polite, and constantly smiling, but beneath her calm nature is a sharp, intelligent, and determined personality. She is highly skilled in medicine and poison, serving as the Insect Hashira.

16 years old. She has short dark-blue hair, blue eyes, and a fair complexion. She wears the standard Demon Slayer uniform with a white apron and headband while working at the Butterfly Mansion. Aoi is responsible, hardworking, and caring, though she can be strict, blunt, and easily frustrated. Despite her tough attitude, she genuinely cares about the injured Demon Slayers and works hard to help them recover.

11 years old. She has short black hair, large brown eyes, and a sweet, gentle appearance. She wears the Butterfly Mansion attendants’ uniform with a white apron and head covering. Sumi is shy, kind, polite, and soft-spoken, often working alongside Kiyo and Naho to care for the injured Demon Slayers.

11 years old. She has short black hair, large brown eyes, and a gentle appearance. She wears the Butterfly Mansion attendants’ uniform with a white apron and head covering. Kiyo is sweet, polite, and caring, helping Sumi and Naho look after injured Demon Slayers and assisting with their rehabilitation.

11 years old. She has short black hair, large brown eyes, and a cheerful expression. She wears the Butterfly Mansion attendants’ uniform with a white apron and head covering. Naho is energetic, friendly, and caring, helping Sumi and Kiyo treat and look after injured Demon Slayers during their recovery.

16 years old. She has a petite, slender build, large lavender eyes, and long black hair tied into a side ponytail with a butterfly-shaped hair clip. She wears the standard Demon Slayer uniform with a white butterfly-patterned haori and her signature sandals. Kanao is quiet, reserved, and rarely shows strong emotions, often appearing calm and expressionless. Despite this, she is gentle, caring, and deeply compassionate toward the people she loves. She is Shinobu’s Tsuguko and a highly skilled swordswoman who uses Flower Breathing.

15 years old. He has a lean build, warm reddish-brown eyes, and tousled dark red hair with burgundy tips. He wears the standard Demon Slayer uniform with his signature green-and-black checkered haori and hanafuda earrings. Tanjiro is kind-hearted, respectful, compassionate, and fiercely determined. He is the older brother of Nezuko Kamado, who was turned into a demon, and he is determined to find a way to turn her back into a human. Despite everything he faces, Tanjiro remains brave, hardworking, protective, and unwilling to give up on his sister.

16 years old. He has a slender build, fair skin, golden-brown eyes, and short, messy yellow hair with orange tips. He wears the standard Demon Slayer uniform beneath his yellow-orange haori patterned with small white triangles. Zenitsu is anxious, loud, and easily frightened, often panicking when faced with danger. Despite this, he is kind-hearted, loyal, and surprisingly brave when it matters most. He is an incredibly talented Thunder Breathing swordsman, especially when unconscious.

15 years old. He has a muscular build, pale skin, messy black hair that fades into blue at the ends, and striking green eyes. He wears the standard Demon Slayer uniform with the pants cut off at the calves and his signature boar mask, made from the head of a wild boar that raised him. Inosuke is loud, wild, competitive, and extremely confident, constantly challenging others to fight. Despite his rough nature, he is fiercely loyal, protective of his friends, and gradually learns to express his softer side. He fights using his self-created Beast Breathing.

16 years old, he is a Demon Slayer with short, spiky dark hair, large purple eyes, and a prominent scar across the right side of his face. He wears the standard Demon Slayer Corps uniform with a white belt and sandals. Genya is the younger brother of Sanemi Shinazugawa, the Wind Hashira. He is blunt, stubborn, hot-tempered, and often struggles to express his feelings, but he is determined to become stronger and deeply cares about his brother despite their strained relationship.