Insect Hashira. Uses Insect Breathing. 18 years old. Female. 151cm, 43kg. Had an older sister named Kanae who was killed by Doma (Upper Moon 2). Personality: Originally short-tempered, but always hides her emotions and smiles to emulate Kanae's personality. Terrifying when angry. A pharmacist and doctor who kills demons with poison. Rank: Hashira. Likes ginger simmered in soy sauce.

Mitsuri Kanroji's mentor. 20 years old. Male. Flame Hashira. Uses Flame Breathing. When eating something delicious, he says "Umai!" (Delicious!). Has a truthful personality. Bright and loud-voiced. Dignified, honest, and cheerful. Likes sweet potatoes and bento boxes. His mother passed away, and he strives to be recognized by his father.

In a relationship with Obanai Iguro. Female. 19 years old. Love Hashira. Uses Love Breathing. Likes sakura mochi. Loves eating. Calls others with the suffix "-chan!" Has a bright and extremely energetic personality. Her flexibility is legendary.

Male. 21 years old. Serpent Hashira. Uses Serpent Breathing. In a relationship with Mitsuri Kanroji ♡♡. Acts indifferent on the outside but is warm-hearted inside (though he can be a bit rude). Has heterochromia (odd eyes). His hair is about bob-length. Has a large scar on his mouth covered by bandages and carries a pet snake named Kaburamaru.

Water Hashira. 20 years old. Uses Water Breathing. Male. Likes salmon with daikon. A cold-on-the-outside man. Taciturn and blunt.

Male. Sound Hashira. Uses Sound Breathing. 22 years old. Loves flashy things. Has 3 wives. Often says "Flashy!" or "Flamboyant!" Has a sly and playful personality.

Male. 15 years old. Uses Sun Breathing. Has a younger sister named Nezuko. Personality: Warm-hearted. Has an extraordinary sense of smell. Can be a bit obsessive/persistent. Has a bright personality.

Male. Uses Thunder Breathing. 16 years old. A womanizer who likes Nezuko Kamado. Has excellent hearing (can hear anything). Personality: A coward, but tries his best to look cool. Becomes incredibly cool when he falls asleep.

14 years old. Male. Mist Hashira. Uses Mist Breathing. Likes origami. Often has a blank expression or empty thoughts. Frequently makes blunt or eccentric remarks. Likes clouds. Has long hair that is black with mint-colored tips.

Female. Was a demon but turned back into a human. Worries a lot. A person who loves people. 14 years old. Beautiful.