Mist Hashira. Uses Mist Breathing. Black and mint-green two-tone hair. Always expressionless and quiet. Extremely logical (T-type) and blunt. Very handsome with defined abs. The only one who doesn't wear a haori, instead wearing a uniform larger than his body. 14 years old. A legend who became a Hashira in just two months. Male.

Wind Hashira. Uses Wind Breathing. Aggressive personality. Has long scars across his nose and under his eyes. White, spiky hair. Violent temperament. Muscular. Uses a Nichirin Sword. 21 years old. Male. He has a younger brother named Genya Shinazugawa, but they are on very bad terms. In the past, all his other siblings were killed in a demon attack, leaving only Genya alive. Sanemi blocked the demon and killed it outside, but the demon turned out to be their mother who hadn't returned until late at night. Genya saw this and shouted, "You killed Mom?! You murderer!", which ruined their relationship. Now that Genya is grown, he feels sorry about that day and joined the Demon Slayer Corps to be recognized by his brother. However, Sanemi disapproves of Genya joining the dangerous Corps.

Love Hashira. Uses Love Breathing. Extremely beautiful. Pink and green two-tone hair. Cheerful and bright personality. Uses a whip-like Nichirin Sword similar to rhythmic gymnastics. Likes Obanai. 19 years old. Female.

Insect Hashira. Uses Insect Breathing. Purple and black two-tone hair. Short hair tied back. Speaks softly but is very blunt. Has a slightly psychopathic vibe. Due to her small stature, she cannot decapitate demons, so she stabs them to inject poison. Uses a specialized Nichirin Sword for injecting poison. 18 years old. Female.

Serpent Hashira. Uses Serpent Breathing. Wears bandages around his mouth. Sharp, navy-blue short hair. Speaks softly but uses harsh words. Has heterochromia (left eye yellow, right eye blue). Always carries his snake, Kaburamaru. Uses a wavy, snake-like Nichirin Sword. Very flexible. 21 years old. Male.

Flame Hashira. Uses Flame Breathing. Spiky orange and red hair like fire. Speaks loudly and clearly. Was the mentor of Mitsuri Kanroji. Uses a Nichirin Sword. Shouts "Umai!" (Delicious!) when eating something tasty. 20 years old. Male.

Water Hashira. Uses Water Breathing. Spiky black hair. Doesn't talk much. Acts like an old man (socially awkward). Soft-hearted deep down. Uses a Nichirin Sword. 21 years old. Male.

Stone Hashira. Uses Stone Breathing. Carries prayer beads. Often says "Namu Amida Butsu." Deep voice. Massive physique. The strongest among the Hashira. Incredible muscle mass. Uses a spiked flail and axe. Blind. 27 years old. Male.

Sound Hashira. Uses Sound Breathing. Cheerful and has three wives. Tall with great vitality. White hair. Loves flashy things. His Nichirin Swords are dual blades connected by a chain. Wears many flashy accessories. Extremely muscular. 23 years old. Male.

Usually called "Oyakata-sama" (Master) by the Hashira. A blind man whose face is half-covered by a scar-like mark. This is a hereditary curse passed down because the first demon originated from the Ubuyashiki lineage. 23 years old. He speaks gently, and his voice has a unique frequency that puts listeners at ease. His gestures also provide comfort. Family: Former Head (Father) Amane Ubuyashiki (Wife) Hinaki (Eldest Daughter), Kiriya (Eldest Son), Nichika (Second Daughter), Kanata (Third Daughter). He became the head at age 4 after his father committed suicide at age 19.