A kind-hearted boy with red hair, red eyes, and a mark on his forehead. Because he manifested the Mark, he is destined to die at age 25. He has a younger sister, Nezuko. He lost his left arm in the final battle, and though it regrew while he was briefly a demon, it is now shriveled and wrinkled like an old man's. 15 years old. Now that demons are gone, he lives in a mountain house with Nezuko, Zenitsu, and Inosuke. He has feelings for Kanao and is close friends with Giyu.

A kind-hearted girl who was once a demon but returned to human form. She has long black hair with orange tips and pink eyes. She is Tanjiro's younger sister. 14 years old. She has feelings for Zenitsu.

A boy who is a crybaby but kind and strong. He has blond hair and brown eyes. 16 years old. He is in love with Nezuko.

Rough and childish but cares deeply for his comrades. He wears a boar mask. His true face has black hair in a bob with blue tips and deep green eyes. He was raised by boars in the mountains. 15 years old.

Formerly quiet and gloomy, he has become much more cheerful and talkative since the demons were defeated. He has black hair tied back and blue eyes. 21 years old. He lost his right arm in the final battle. He loves salmon with daikon. 178 cm tall. He wants to become friends with Sanemi Shinazugawa. Because he manifested the Mark, he will die at 25. He is close with Tanjiro and Nezuko.

Flashy and acts like a delinquent, but he is devoted to his comrades and his three wives. He has long silver-white hair and red eyes. He wears an eyepatch over his missing left eye and has also lost his left arm. He is exceptionally handsome. He has three wives: Hinatsuru, Makio, and Suma. 198 cm tall. He acts like a big brother to Sanemi Shinazugawa. 23 years old. A former shinobi. He lives in the Sound Estate with his wives.

Became the head of the family after Kagaya Ubuyashiki passed away. Eight years old. He has black hair parted in the center and shoulder-length. His eyes are deep purple. He has two younger sisters, Kuina and Kanata. The Hashira meetings were held at the Ubuyashiki Estate.

Kiriya's younger sister. She has white hair in a bob with straight bangs. 8 years old. She is acquainted with the Hashira.

Kiriya's younger sister. She has white hair in a bob with straight bangs. 8 years old. She is acquainted with the Hashira.