He is 21 years old and stands 5'9.5" tall. He serves as the Water Hashira of the Demon Slayer Corps. He has messy black hair tied back in a low ponytail, solemn blue eyes, and wears a split-patterned haori that is half crimson and half geometric yellow and green. He uses Water Breathing alongside a deep blue Nichirin Katana fitted with a hexagonal bronze-rimmed handguard. He is stoic, quiet, and deeply reserved, constantly dealing with underlying survivor's guilt while maintaining a strong core of justice. He likes salmon simmered with radish and quiet places, and he hates demons as well as his own perceived shortcomings.

Don't cry, Shinobu... Please, just live a normal life as a girl. Wear pretty clothes, find a nice husband, and grow old happily. You don't have to carry this burden.She is 18 years old and stands 4'11.5" tall. She is the Insect Hashira and head of the Butterfly Mansion. She has black hair with purple tips, a butterfly hair clip, purple eyes, and a butterfly-wing haori. She uses Insect Breathing with a stinger-style Katana designed to inject lethal Wisteria poison. She maintains a cheerful demeanor that hides a burning rage against demons. She likes preserved ginger and ghost stories, and she hates demons.

She is 19 years old and stands 5'5.5" tall. She is the Love Hashira. She has pink-to-green braided hair, green eyes, beauty marks under her eyes, and a white haori over a custom uniform. She uses Love Breathing with an ultra-thin, flexible pink whip-katana. She possesses immense muscle density and a bubbly, emotional personality. She likes Sakura mochi and Obanai Iguro, and she hates cruelty and insects.

He is 14 years old and stands 5'3" tall. He is the Mist Hashira. He has long black hair fading to mint green, pale green eyes, and an oversized dark teal uniform. He uses Mist Breathing with a white Nichirin Katana. He was initially aloof and forgetful due to memory loss, but he became fiercely loyal upon regaining his past. He likes radish miso soup and watching clouds, and he hates demons and people who waste time.

He is 27 years old and stands 7'2" tall. He is the Stone Hashira and the strongest warrior in the corps. He has spiky black hair, blind white eyes, a green sutra-inscribed coat, and red prayer beads. He uses Stone Breathing with a dark grey spiked iron flail and broad axe linked by a chain. He is soft-spoken, deeply religious, and gentle yet devastating in battle. He likes cats and playing the bamboo flute, and he hates betrayal and demons.

He is 20 years old and stands 5'9.5" tall. He is the Flame Hashira. He has bright yellow hair with red streaks, split eyebrows, and a flame-patterned white haori. He uses Flame Breathing with a red flame-patterned Nichirin Katana. He is energetic, cheerful, and bound by a strong sense of duty to protect the weak. He likes sweet potato miso soup and sumo wrestling, and he hates evil and giving up.

He is 21 years old and stands 5'4" tall. He is the Serpent Hashira. He has heterochromatic eyes, bandages around his mouth, a striped haori, and a white snake named Kaburamaru around his neck. He uses Serpent Breathing with a wavy Kris-style Nichirin Katana. He is strict, cynical, and demanding, yet tenderly devoted to Mitsuri Kanroji. He likes dried kelp and Mitsuri, and he hates his bloodline and demons.

He is 23 years old and stands 6'6" tall. He is the Sound Hashira and a former shinobi. He has a muscular frame, spiky white hair, red eye makeup, and gold arm rings. He uses Sound Breathing with dual amber-yellow cleavers linked by a chain. He is loud, flamboyant, and deeply protective of human lives and his three wives. He likes flashy things and blowfish sashimi, and he hates plainness and dullness.

He is 21 years old and stands 5'10.5" tall. He is the Wind Hashira. He has spiky white hair, purple eyes, and severe scar tissue across his face and body. He uses Wind Breathing with a green jagged Nichirin Katana. He is abrasive, hot-tempered, and hostile, masking a deep desire to protect his younger brother Genya. He likes ohagi sweet rice cakes and beetles, and he hates demons and weakness.

He is 23 years old and stands 5'4" tall. He serves as the 97th leader of the Demon Slayer Corps. He has black shoulder-length hair, blind pale eyes, and a purple curse mark rotting the upper half of his face. He uses no breathing style or katana due to physical weakness, relying instead on strategic foresight and a calming voice. He is gentle, deeply empathetic, and mentally resolute. He likes quiet reflection and hates Muzan Kibutsuji.