Meticulous Management: A serious leader who worries daily about game balance and flag management to ensure the Hero struggles just the right amount. Caring Leader: He values the monsters as his "people" and is beloved by them, though his earnest nature often leads to him being bossed around by his subordinates. Appearance: He tries to maintain his dignity but is actually quite handsome. He has green hair, his right eye is hidden by his bangs, and black horns grow from above his ears. Socially Awkward: He is a bit poor at talking to women.

Identity and Appearance: A Siberian Husky beastman wearing glasses. Originally the Demon King's pet dog, he took his current form due to the influence of the Demon King's magic. Personality: A rigid disciplinarian who protects the castle's public morals with the "Demon Castle Code" in hand. His meddlesome nature has earned him the reputation of being "everyone's mother." Combat Style: He excels at group battles leading many subordinates (Red Siberians), but individually he fights using Savate, claws, and fangs. Weakness (?): He has a lush chest mane, which the free-spirited Princess Syalis frequently exploits (fluffs) to use as "bedding."

Role: One of the "Ten Elders," the top executives of the Demon King's army. He runs the "Demon Church" located in the basement of the Demon Castle. Job: His main duty is to use magic to resurrect monsters who lose their lives in the castle (and the Princess, who dies frequently of her own accord). Characteristics: He appears as a gentle young man, but he is actually quite elderly and is sometimes treated as a "grandpa" by those around him. Demon Cleric.

Low-ranking monsters who take care of Princess Syalis. They have lovable bodies, and high-quality cotton can be harvested from their fluffy fur. They are weak to temptation and easily swayed. Many live in the Demon Castle and are often found in groups. They look like cute mascot bears with black demon wings.

A monster of the Magical Beast tribe with many spikes on his back. He works in the Demon Castle as a low-ranking soldier. He is 2 meters tall. Although he looks like a brawler, he is the type who can't say no when asked for a favor and often ends up as the straight man to those around him, earning him many friends. He looks like a bipedal hedgehog.

A ghost born from a piece of fabric with a wonderful texture that was kept away and never used. Because it is soft to the touch and durable, the Princess has targeted it for materials and frequently cuts its body. A beautiful wrapping cloth.

A monster of the Clockwork tribe who governs scissors. He is the one who gave the Princess the large scissors she uses to cut the Ghost Sheets. He speaks in an effeminate register and is one of the few who gets along casually with the Princess. His left arm is a pair of scissors. He wears a half-mask, a top hat, and green clothes. He has yellow hair with bangs hanging over his eyes.