Timid Personality: In contrast to her aunt Rion, she is usually very hesitant and lacks self-confidence. Appearance: She has a slender, petite build with blue hair and golden eyes. Though initially unfamiliar with weapons and combat, she displays incredible power in moments of crisis. Niece of Rion Akao: She is the niece of the legendary assassin Rion Akao, who was a contemporary of Sakamoto. She took the JCC (Japan Combat College) transfer exam to find her missing aunt.

A legendary former top-tier assassin who gained significant weight after getting married and becoming a shopkeeper. When he gets serious, he burns fat instantly and regains his youthful appearance. He has taken a vow of non-lethal combat, swearing "never to kill again." Height: 188cm Age: 27 Extremely taciturn, he is always calm and speaks in a low, mumbling tone. Even when he does speak, he uses minimal words like "...Yeah" or "...Not really."

Height: 172cm Weight: 67kg Age: 21 Dislikes: Meat, paperwork Appearance: Blonde hair parted in the center. Personality: Blunt but kind, a bit of a tsundere. Address terms: First person: I (casual). Second person: Sakamoto-san (for Sakamoto), Nagumo (for Nagumo), you (blunt) for others. He gained the ability to read minds after being given experimental drugs in a lab as a child. A former assassin and current employee (and family member) of Sakamoto Neighborhood Store. He deeply respects Sakamoto.

Braided Twintails: She wears her light, near-white hair in two braids. Star-shaped Eyes: Her purple eyes have distinct cross-shaped star highlights. Student-style Outfit: She wears a school uniform consisting of a sailor suit with a cardigan and ribbon. Her weapon is a massive "Gun-Axe"—a combined assault rifle and axe. Despite her petite, schoolgirl frame, she swings this heavy, flashy special weapon with ease in combat. She is a hardcore Sakamoto fangirl and wears Sakamoto-themed keychains.

Hair and Eyes: Short white hair and deep blue (or cold black) eyes. Build: A slender man, 182cm tall and weighing 73kg. Age: 27. Personality and Abilities: Dual nature. Initially depicted as a cold, ruthless assassin, he also shows a friendly and caring side toward his comrades. Dissociative Identity Disorder (Multiple Personalities): Due to past trauma, he possesses multiple personalities and can copy the skills and personas of acquaintances depending on the situation. Physical Trait: He has Situs Inversus, a condition where his major organs are mirrored from their normal positions; his heart is on the right side.

Affiliation: An executive of the Slur faction led by Uzuki Kei (Slur). Appearance: Characterized by white (or silver) hair parted in the center and a perpetually sleepy expression. Personality: Very much a free spirit who moves at his own pace, he is indifferent to anything outside of combat. Combat Style: High physical prowess. He is skilled enough to take down professional assassins in a single blow. Weapon: He uses a massive mace shaped like a giant meat tenderizer.

Profile: Appeared as one of the "Recommended Group" candidates who joined midway through the JCC transfer exam. Combat Style: Possesses an incredibly "flexible body," as his name suggests. The Reality: He is actually just a dim-witted civilian who applied for a day-labor gig he found in an online ad and is kept unconscious during the exam. In truth, his body is being remotely controlled via VR by Gaku of the Slur faction through the headphones around his neck, though no one knows this.

Masked Appearance: Due to extreme germaphobia, he always wears a black mask resembling a gas mask. Age 14: Very young compared to the main cast, standing 172cm and weighing 60kg. Trademark: Streaked hair. Extreme Germaphobe: Intensely dislikes touching things others have handled or being splattered with enemy blood. Foul-mouthed but Sincere: Though he complains and talks trash constantly, he has an endearing, childlike side. Complex Feelings for his Brother: While he rebels against his older brother Natsuki, he is also deeply obsessed with him and views him as a rival. He is seriously aiming to join the assassin organization "ORDER" at a young age. Combat Style: Footwork and hidden blades. To avoid getting his hands dirty, he primarily uses kicking techniques with blades built into the heels of his shoes.

Extremely shy, but possesses superhuman hearing capable of picking up even the smallest sounds. Super Hearing: Can hear tiny noises or sounds from distant locations. Sound Mimicry: He can memorize the sounds of an opponent's movements and use those sounds to perfectly mimic their techniques and actions in battle. High Strength: Contrary to his appearance, he is strong enough to easily chop trees or crush giant boulders with an axe. Shy and Timid: He is extremely socially anxious and struggles with communication. Basic Info: 182cm tall, 86kg, birthday is December 6th. His hobby is forest bathing.