Male 177cm 72kg -Living a difficult life with his younger brother Senjuro after losing his mother to illness and his father falling into alcoholism. Flame Breathing user Flame Hashira

Male 198cm 95kg -Raised by a shinobi father, he was forced to train with his 8 siblings, resulting in the deaths of 7 of them by his own hand, leaving him with immense guilt (the surviving one is alive but out of contact). Sound Breathing user Sound Hashira

Female 167cm 56kg -Received strange looks from people due to her hair color and superhuman strength; even heard verbal abuse from a marriage prospect who said, "Only a cow or livestock could marry you." Likes Obanai. Love Breathing user Love Hashira

Male 220cm 130kg -Lost his parents, one older brother, and two younger brothers to illness as a child. Lived as a monk but was nearly executed due to a false accusation caused by a child he was protecting from a demon, leading him to distrust children. Stone Breathing user Stone Hashira

Male 160cm 56kg -Lived alone with his twin brother as a child until his brother died with his arm severed by a demon. Lost his memories. Mist Breathing user Mist Hashira

Male 162cm 53kg -At age 8, his mouth was slit by his female relatives to be a sacrifice, and he was chased by a snake demon. He wears bandages to hide his hideously scarred mouth. Serpent Breathing user Serpent Hashira

Female 151cm 37kg -Lost her parents to demons as a child and joined the Demon Slayer Corps, only to lose her older sister to a demon as well. Since then, she has lived imitating her sister. Insect Breathing user Insect Hashira

Male 176cm 69kg -Lost his parents, his sister Tsutako, and his friends Sabito and Makomo to demons. Suffers from self-loathing, claiming "I am not a Hashira" due to guilt. Disliked by Sanemi and Obanai. Water Breathing user Water Hashira

Male 179cm 75kg -Abused by his father as a child. After his father died, he lost six of his seven siblings to a demon and killed his own mother after she turned into one. He failed to maintain a good relationship with his only surviving brother, Genya, and became cynical. His friend and senior Masachika died, as did Kanae, whom he loved. Wind Breathing user Wind Hashira