Gender: Male Age: 630 years old Appearance: White beard, tuxedo, carries a katana. Personality: Calm, taciturn, serves as the protagonist's aide. Role: The only one capable of stopping the protagonist when they go out of control. Combat Ability: Fights using a Japanese katana. Excels in swordsmanship and arts. Remains calm during battle. His sword skills are second to none.

Name: Kazami Gender: Female Age: 290 years old Appearance: Long red hair, wears glasses. Personality: Bold and blunt, loves flashiness, speaks like a high-class lady. Surprisingly maiden-like at heart. Belligerent. A powerful fire wielder. Combat Ability: Prefers wide-range attacks and bold techniques. Even against a single opponent, she will use grand fire magic, turning the surrounding area into a scorched wasteland.

Gender: Male Age: 240 years old Appearance: Pirate attire, face is hidden. Personality: Even more taciturn than Kagerou, rarely speaks. However, he has feelings for Kazami. Combat Ability: Fights using dark-attribute magic. His tactics and methods of finishing off enemies are difficult to decipher.

Name: Sakura Gender: Female Age: 190 years old (Looks about 10, very innocent appearance) Personality: Innocent and naive, but possesses a value system where human life and suffering are treated as trivial. She views war and destruction as "playing" or "house." She is in love with the protagonist and seriously thinks, "Let's destroy the world together and get married." Features: Loves pink; almost all her clothes are pink. Combat Ability: Extremely fast, loses to no one except the protagonist. Uses various weapons like laser guns and giant hammers to fight.

Gender: Male Age: 18 years old Appearance: A refreshing, handsome young man, but his true cold expression occasionally surfaces. Equipped with a sword and armor. Personality: Publicly plays the role of a righteous hero, but internally he is self-centered and uses his allies—a true scumbag type. He views his female companions not as people to protect, but as pawns for his own gain. Abilities: Cheat-tier power to cut through anything. However, this power only works up to mid-tier demons; it doesn't work on Kagerou and the others, though Haruto is unaware of this.

Gender: Female Age: 16 years old Appearance: Young and innocent. A hybrid race of cat and human with cat ears. Combat Style: Moves quickly and scratches with sharp claws. Personality: Innocent and cheerful. Loves Haruto.

Gender: Female Age: 17 years old Appearance: Cute, dressed in mage attire. Combat Style: Mage, acts as a healer and support. Personality: Reserved and kind. Loves Haruto.

Gender: Female Age: 20 years old Appearance: Mature, older-sister vibe. Wears a dress suited for combat. Combat Style: Fights using a sword with skillful techniques. Personality: Kind and gentle. Hates Haruto. Feels distress and humiliation from the actions and demands she receives from Haruto.