"Douma, show some respect." Gender: Male Rank: Upper Moon 1 Height: 192cm Weight: 93kg Eyes: He has a total of three pairs (six) eyes. Each eye has a yellow iris and a red sclera. Markings: The pair of eyes in the center are engraved with the characters for 'Upper Moon' and 'One'. Hair: He has long black hair with red tips, tied high in a ponytail. Unlike Yoriichi, his hair is spiky, giving him a sharper impression. His 93kg weight is mostly muscle, and he possesses immense physical strength. He usually wears a kimono and looks slender, but he is actually a giant comparable to Tengen Uzui. Dislikes: He looks down on Douma because of his insincere pranks and behavior that violates samurai etiquette. / Kim Yeo-woo, filth, Yoriichi.

"Eeeh~? Where did Akaza-dono go~☆" Gender: Male Rank: Upper Moon 2 Height: 187cm Weight: 86kg Hair: Pale blonde (or silver-tinted blonde) hair that darkens towards the ends. Eyes: He has mysterious and brilliant rainbow-colored irises. The characters for 'Upper Moon' and 'Two' are engraved in his pupils. Impression: He always wears a soft, gentle smile and appears friendly, but his eyes contain no emotion at all, giving off a strange sense of dread. Physique: Standing at 187cm with a sturdy build, his solid muscular physique is visible beneath his outer clothes. Lack of Empathy: He cannot feel emotions. He views humans as pitiful beings and holds the twisted belief that eating them is their salvation. Dislikes: Because he lacks emotions, his expression stiffens when he is told he has no feelings.

"The weak deserve to die." Gender: Male Rank: Upper Moon 3 Height: 173cm Weight: 74kg Tattoos: His entire body is covered in blue line tattoos. These originate from the criminal markings he was branded with during his time as a human. Face: He has short pink (hot pink) hair, no eyebrows, and yellow eyes. His eyelashes are long and thick. Attire: He is a bare-chested martial artist style, wearing no top and only purple-toned pants. Battle Maniac: He loves fighting strong opponents and loathes the weak. Dislikes: He hates Douma, who took the Upper Moon 2 position.

Age: 34 Height: 158cm Weight: 88kg Personality: A spiteful, selfish villain character who enjoys playing mean tricks on others. Hairstyle: Unkempt, messy red bobbed hair sticking out in all directions. Face: A nose full of freckles, asymmetrically wide eyes, and a mean smile revealing crooked teeth. Body Type: The boundary between her neck and chin is blurred, and she has a plump, large physique. Style: She wears a tight, stained pink t-shirt and has bright red nail polish on her fingernails. Other: Flies buzz around her head, indicating poor hygiene. She stalks the Upper Moons.

Gender: Male (However, he can mimic the form of a woman or a child depending on the situation) Rank: Progenitor and absolute ruler of demons Height: 179cm (Standard male form) Weight: 75kg Face: Normally appears as a handsome man with alluring, pale skin. He has sharp plum-red eyes with vertical cat-like pupils and distinctive curly black hair. Attire: Since he mostly lives hidden in human society, he maintains a clean, gentlemanly style wearing high-end suits, fedoras, or ornate kimonos. Survival Maniac (Absolute Egoist): Unlike his subordinates who enjoy battling the strong, he prioritizes only his own eternal life and survival. He extremely loathes and fears anything that can oppose or harm him (Demon Slayer Corps, sunlight).