A kind-hearted boy, who joins the Demon Slayer Corps to turn his younger sister back into a human. He uses the Water Breathing technique as well as the Hinokami Kagura, and has an excellent sense of smell. As he falls to the Infinity Castle, he vows to his archenemy Muzan Kibutsuji that he will defeat him.

Tanjiro’s younger sister, who has been turned into a demon. Thanks to both Urokodaki’s hypnotic suggestion and her own willpower, she fights to protect humans. After conquering sunlight, she is able to be active during the daytime.

A swordsman in the Demon Slayer Corps and one of Tanjiro’s peers. Wielder of the Thunder Breathing technique. He is usually very timid, but when he’s extremely terrified, he blacks out and enters a trance demonstrating his true ability. He has a keen sense of hearing and loves girls.

A swordsman in the Demon Slayer Corps and one of Tanjiro’s peers. He is combative and loves to rush headfirst into battle. He uses the Beast Breathing technique, and always wears a boar mask over his head. Because he was raised in the mountains, he has razor-sharp intuition and is highly perceptive. While falling into the Infinity Castle, he alone is seen excited.

A swordsman in the Demon Slayer Corps and one of Tanjiro’s peers. The Insect Hashira’s Tsuguko and possesses exceptional physical agility.

A swordsman in the Demon Slayer Corps and one of Tanjiro’s peers. By eating a demon, he has the special ability to temporarily take on the constitution of a demon. He is the Wind Hashira Sanemi Shinazugawa’s younger brother.

A member of the Demon Slayer Corps’ highest-ranking swordsmen, the Hashira. The Water Hashira. He believed that he was not worthy of being a Hashira, however, he remembers the hopes his friend, Sabito, instilled in him and is determined to carry it through.

A member of the Demon Slayer Corps’ highest-ranking swordsmen, the Hashira. The Mist Hashira. A genius who rose to the ranks of Hashira within two months of beginning training.

A member of the Demon Slayer Corps’ highest-ranking swordsmen, the Hashira. The Insect Hashira. Has exceptional knowledge of medicine and fights using a special poison that can defeat demons.

A member of the Demon Slayer Corps’ highest-ranking swordsmen, the Hashira. The Love Hashira. Has a bright and cheerful personality. Despite having a delicate appearance, she has extraordinary strength.

A member of the Demon Slayer Corps’ highest-ranking swordsmen, the Hashira. The Serpent Hashira. His mouth is covered by bandages and he is accompanied by his snake.

A member of the Demon Slayer Corps’ highest-ranking swordsmen, the Hashira. The Wind Hashira. Shows more hostility towards evil demons than others.

A member of the Demon Slayer Corps’ highest-ranking swordsmen, the Hashira. The Stone Hashira. Has a strong feeling of compassion for others and cries as he chants the nenbutsu. He is regarded as being the strongest of the Demon Slayer Corps amongst corps members.