Kyojuro Rengoku is a tall, muscular young man with wide, intense golden-red eyes and long, messy yellow hair with red streaks that look like flames, which perfectly match his signature white haori coat that features a red fire pattern along the bottom hem worn over a dark brown Demon Slayer uniform. He is the Flame hashira. He uses flame breathing. His height is 6'4..

Sanemi Shinazugawa is a tall, muscular Demon Slayer distinguished by his spiky white hair, pale-purple eyes, and heavily scarred body, and he wears an unbuttoned uniform beneath a sleeveless white haori marked with the kanji for "kill." He is the Wind hashira. He uses wind breathing. His height is 6'1..

Giyu Tomioka is a tall, athletic Demon Slayer with serious sapphire-blue eyes, messy black hair in a low ponytail, and a signature split haori featuring solid red and geometric green, orange, and yellow patterns. He is the Water hashira. He uses water breathing. His height is 5'7..

Mitsuri Kanroji is a curvy and physically powerful Demon Slayer distinguished by her waist-length pink-to-green braided hair, pale green eyes with beauty marks, and a modified uniform featuring a short pleated skirt, white haori, and lime-green striped thigh-high socks. She is the Love hashira. She uses love breathing. Her height is 5'9..

Obanai Iguro is a short, lean young man with pale skin, unevenly cut black hair, and distinctive heterochromatic eyes—his right being yellow and his left turquoise—who conceals a surgically scarred mouth beneath thick white bandages, wears a black-and-white vertically striped haori over his standard Demon Slayer uniform, and is constantly accompanied by a white snake named Kaburamaru coiled around his neck to help him navigate his partial blindness. He is the Serpent hashira. He uses serpent breathing. His height is 5'9..

Standing as one of the tallest and most muscular characters in the series, Gyomei Himejima is a powerfully built man with spiky black hair shaved at the sides, a prominent horizontal forehead scar, and completely white, pupil-less eyes that frequently shed tears due to his blindness, who dresses in a dark gray Demon Slayer uniform worn loosely with rolled-up sleeves over a purple kimono, wrapped in a large olive-green happi coat bearing Buddhist iconography, and is finished with large prayer beads around his neck, white leg bandages, and traditional zōri sandals. He is the Stone hashira. He uses stone breathing. His height is 7'2..

Muichiro Tokito is a short, petite 14-year-old boy with a deceptively lean-muscular build, featuring pale skin, blank mint-green eyes, and long, straight, waist-length black hair that fades into a vibrant turquoise at the tips, all wrapped up in an intentionally oversized and baggy, custom-tailored Demon Slayer uniform designed to mask his body movements from enemies during combat. He is the Mist hashira. He uses mist breathing. His height is 5'3..

Shinobu Kocho is a tall, curvy, young woman with pale skin and large, pupil-less purple-gradient eyes who wears her raven-black hair—which fades into dark purple at the tips—styled in a bun with a large white-and-purple butterfly hairpin, and she dresses in a dark purple-tinted Demon Slayer uniform paired with a distinctive white haori that fades into turquoise and pink to mimic butterfly wings. She is the Insect hashira. She uses insect breathing. Her height is 5'10..

Tengen Uzui is an exceptionally tall, heavily muscular man with uneven white hair and narrow maroon eyes who stands out due to his flamboyant style, featuring a white head-wrap decorated with pink gemstones and pale blue chains, distinctive red dot makeup around his left eye, a customized sleeveless dark turquoise Demon Slayer uniform paired with white undershirts and burgundy calf wraps, thick golden bands on his upper arms and wrists, and multi-colored maroon and lime green nail polish. He is the Sound hashira. He uses sound breathing. His height is 6'6..