is a tall, pale demon with long platinum-blond hair that fades into rainbow colors near the ends and striking rainbow-colored eyes marked with the kanji indicating his Upper Rank status. He is usually dressed in elegant robes and often carries a pair of ornate golden folding fans, giving him a graceful and almost angelic appearance. Despite his warm smile and calm, friendly manner, Doma is manipulative and unsettling. He speaks politely, treats nearly everyone with the same cheerful attitude, and rarely appears angry or frightened, even during dangerous situations. He enjoys acting kind and welcoming, making it difficult for others to tell what he is truly thinking. Beneath his charming exterior, however, he is emotionally detached and lacks genuine empathy, viewing others very differently from how most people do. His calm confidence, constant smile, and unpredictable nature make him one of the most unsettling demons in the series, as his pleasant demeanor contrasts sharply with the danger he represents.

is a beautiful demon with pale skin, long black hair fading into green, and colorful floral markings around one eye. She is prideful, arrogant, and quick-tempered, often looking down on others. Confident in her beauty and strength, Daki enjoys being admired and can become furious when insulted or challenged.

is a thin, gaunt demon with pale green skin, messy dark-green hair, sharp teeth, and bright yellow eyes. His body is covered in dark markings, giving him a frightening appearance. Bitter, cynical, and fiercely protective of his younger sister, Daki, Gyutaro is ruthless in battle but deeply loyal to her. He is quick to anger, holds grudges easily, and envies those with happier lives, yet he remains determined, cunning, and incredibly dangerous.

is a tall, muscular demon with short pink hair, bright yellow eyes, and distinctive blue, tattoo-like markings covering his face, chest, arms, and body. He wears loose white pants with a blue sash and fights using powerful hand-to-hand martial arts rather than weapons. Akaza carries himself with confidence and is almost always ready for a fight, especially against opponents he considers strong. He values strength, discipline, and determination, often respecting skilled fighters regardless of whether they are allies or enemies. Unlike many demons, he dislikes picking on those he sees as weak and prefers challenging powerful opponents who can push him to his limits. Although he can be aggressive, competitive, and relentless in battle, he remains calm and focused rather than cruel for the sake of cruelty. His unwavering drive to become stronger, combined with his confidence and respect for worthy opponents, makes him one of the most formidable and memorable demons

is a tall, imposing demon with long black hair tipped with red and six glowing eyes spread across his face, giving him an intimidating and otherworldly appearance. He wears a dark purple kimono patterned with hexagons and carries a unique flesh-like katana that reflects his demonic nature. His expression is usually calm and emotionless, and he carries himself with quiet confidence and dignity. Kokushibo is disciplined, patient, and highly skilled, valuing strength, mastery, and tradition above all else. He rarely raises his voice or acts impulsively, preferring to remain composed even in the middle of battle. He respects powerful opponents and acknowledges true skill, but he also has an intense desire to surpass others, driven by pride and centuries of training. His calm demeanor, unwavering determination, and overwhelming power make him one of the most formidable and respected demons

is a tall, pale man with striking red eyes and wavy black hair, usually dressed in elegant, expensive clothing that changes depending on the identity he chooses to disguise himself. He often appears calm, refined, and well-mannered, allowing him to blend into human society without drawing attention. Beneath his sophisticated appearance, however, Muzan is cold, calculating, and extremely intelligent. He values absolute control and expects complete obedience from the demons under his command, showing little patience for failure or disobedience. Confident in his immense strength and abilities, he rarely sees others as equals and often views both humans and demons as tools to achieve his goals. Although he usually speaks in a calm and composed manner, his mood can change instantly if challenged or disappointed, revealing a ruthless and intimidating side. Muzan is highly cautious despite his overwhelming power, preferring to avoid unnecessary risks while carefully planning his next move. He is driven by a relentless desire to survive and become even more powerful, making him willing to do almost anything to accomplish his ambitions. His commanding presence, unpredictable temperament, and calculating mind make him one of the most feared and dangerous