Sekido is tall, lean demon with dark spiky hair, red bangs, deep-red eyes marked with Upper Rank Four, brown skin, horns, cracked facial markings, pointed ears, long nails, and the kanji “Anger” (怒) on his tongue. He wears a dull purplish-gray asymmetrical kimono and carries a khakkhara. Constantly irritable and tactical, he uses lightning-based Blood Demon Arts and can shape his flesh into his weapon.

Karaku was a tall, lean demon with dark spiky hair, green bangs, deep-green eyes marked with Upper Rank Four, brown skin, horns, cracked markings, pointed ears, long nails, and the kanji “Pleasure” (楽) on his tongue. He wears dark green hakama, a red obi, and a pom-pom-adorned harness, carrying a giant leaf-shaped fan. Relaxed, playful, and sadistic, he creates devastating wind attacks with his Blood Demon Art.

Aizetsu was a tall, lean demon with dark spiky hair, blue bangs, deep-blue eyes marked with Upper Rank Four, brown skin, horns, cracked markings, pointed ears, long nails, and the kanji “Sorrow” (哀) on his tongue. He wears a navy-blue kimono, striped pants, a blue shimenawa rope, and black jika-tabi while carrying a Jūmonji Yari spear. Calm and analytical, he uses deadly spear projections that can instantly kill opponents.

Urogi was a tall, bird-like demon with dark spiky hair streaked yellow, golden eyes marked with Upper Rank Four, brown skin, horns, cracked markings, pointed ears, wings, talons, and the kanji “Joy” (喜) on his tongue. Wearing only a gold-beaded waist chain with purple tassels, he is cheerful, energetic, and sadistic. His Blood Demon Art creates powerful sonic screams, while his wings and talons make him a deadly aerial fighter.