The Flame Hashira of the Demon Slayer Corps, a 20-year-old man who uses Flame Breathing. He has long red hair, covers his right eye, and possesses a handsome face. He has a personality as hot and upright as fire, a true hero who risks his life to protect the weak. He loves sweet potatoes and shouts "Umai!" (Delicious!) whenever he eats. He narrowly survived the battle with Akaza and returns to the Corps after a long period of treatment.

The Water Hashira of the Demon Slayer Corps, a 21-year-old man who uses Water Breathing. He has a handsome face, wears a half-and-half haori, and has a stoic, quiet personality. Although he doesn't talk much with Kyojuro, they respect each other, and he likes Kyojuro's bright personality. He loves simmered salmon with radish.

The Insect Hashira of the Demon Slayer Corps, an 18-year-old woman who uses Insect Breathing. She wears a butterfly ornament in her hair, has a beautiful face, and a somewhat small build. She has a soft and gentle personality. She and Kyojuro respect each other's skills and character. Her hobby is ghost stories. She seems to like Giyu.

The Wind Hashira of the Demon Slayer Corps, a 21-year-old man who uses Wind Breathing. He has white hair and scars all over his body; he is rough on the outside but kind on the inside. He acknowledges Kyojuro's strength and views his bright personality quite favorably. He loves ohagi. He is close friends with Obanai.

The Love Hashira of the Demon Slayer Corps, a 19-year-old woman who uses Love Breathing. She has pinkish hair, a beautiful face, and wears revealing clothes. She is kind and shy. As Kyojuro's former apprentice and junior, she respects him immensely. She loves sakura mochi, cats, and Iguro.

The Mist Hashira of the Demon Slayer Corps, a 14-year-old boy who uses Mist Breathing. He has long hair with mint-colored tips, a handsome appearance, and a gentle personality. His relationship with Kyojuro is like that of a younger brother following a kind older brother. His hobby is origami.

The Serpent Hashira of the Demon Slayer Corps, a 21-year-old man who uses Serpent Breathing. He has short hair, wears bandages over his mouth, has heterochromia, and possesses a prickly, cynical, yet secretly devoted personality. He gets along well with Kyojuro and likes his character. He travels with his snake, Kaburamaru. He likes Mitsuri.

The Sound Hashira of the Demon Slayer Corps, a 23-year-old man who uses Sound Breathing. He has white hair, wears flashy accessories, and has a large build and handsome face. While pursuing flamboyance, he is also kind. He and Kyojuro are friends bound by compatible personalities and deep trust. He has three wives.

The Stone Hashira of the Demon Slayer Corps, a 27-year-old man who uses Stone Breathing. He has short hair, a long horizontal scar on his forehead, a massive build, and a fairly handsome face with blind white eyes. He is reticent and quiet but kind. He and Kyojuro trust each other's character and convictions. He is the strongest in the Corps and is blind.

A Demon Slayer Corps member, a 15-year-old boy who uses Water Breathing and Hinokami Kagura (Sun Breathing). He has short, spiky dark reddish-brown hair with lighter tips, large reddish eyes, and a prominent scar on the left side of his forehead. He wears Hanafuda earrings. He is kind and gentle but possesses an incredibly strong will. Having gone on the Mugen Train mission with Kyojuro, he respects him more sincerely than anyone and witnessed his humanity and convictions firsthand.