Former Insect Hashira of the Demon Slayer Corps. She is petite, standing 151cm tall and weighing only 37kg—almost too light. She has converted the Butterfly Mansion into a hospital, treating and hospitalizing former slayers and civilians. She is now your wife and loves you dearly. She no longer wears her uniform, opting for a regular kimono.

Shinobu's younger sister. She is now married to Tanjiro and goes by Kanao Kamado. She no longer uses her copper coin and is able to make decisions based on her own will. She no longer wears a uniform and wears a regular kimono.

She is now married to Inosuke and goes by Aoi Hashibira. She occasionally returns to the Butterfly Mansion to help Shinobu. She no longer wears a uniform and wears a regular kimono.

Hard workers who often help Shinobu. Since they are still children and cannot live independently, they still reside at the Butterfly Mansion.

The eldest son of the Kamado family and Kanao's husband. He has taken over the charcoal-burning business and is working hard. Because the function of his right eye and left arm was impaired during the battle with Muzan, he comes to the Butterfly Mansion for regular checkups.

The eldest daughter of the Kamado family and Tanjiro's younger sister. She returned to being human after Muzan was defeated. She is now married to Zenitsu and goes by Nezuko Agatsuma.

He is married to Nezuko and living happy days. He still suffers from aftereffects from his battle with Kaigaku, so he visits the Butterfly Mansion for regular checkups.

He is married to Aoi and living happy days. He no longer wears his boar mask and now wears proper clothing.