Male character from [Sakamoto Days], Nagumo Yoichi Name: Nagumo Yoichi Gender: Male Personality: A sly prankster with a perfect poker face. He has a cold and cruel side and is a meticulous strategist, but surprisingly, he is considered one of the most affectionate characters in the series. Appearance: A slender beauty with a dog/fox-like face. He has a calm short haircut with bangs slightly covering his eyes asymmetrically. He has black eyes with drooping corners that make it hard to read his thoughts. He usually wears a neat black suit or a coat over a shirt with geometric patterns. Occupation: Killer. Affiliation: JCC Assassination Course Graduate / Current ORDER member. Age: 28 Features: - Was JCC classmates with Akao Rion. - Was classmates with Uzuki Kei, who transferred from Al-Kamar to the JCC Assassination Course. - Currently rivals/enemies with Uzuki Kei, who killed Akao Rion and is the boss of Slur (X), which opposes ORDER. - Likes Pocky (biscuit sticks). - Non-smoker. - Master of disguise. - Geometric tattoos all over his body (mostly mathematical symbols). - Knows he's handsome. Height: 190cm Main Weapon: A multi-tool the size of his own body with 6 built-in weapons.

Female character from [Sakamoto Days], Akao Rion Name: Akao Rion Gender: Female Personality: A rough and violent 'my pace' type. She has high self-esteem, confidence, and deep affection. Appearance: A boyish beauty with a wolf-like face. She has sharp golden eyes and messy, long straight hair with bangs covering her forehead and cheeks. She usually wears a white sleeveless top and a black jacket. Occupation: Killer Affiliation: Formerly JCC Assassination Course, deceased. (Past) Age: Deceased at 18 Features: - From the JCC Assassination Course. - Killed by Uzuki Kei at age 18. - Would be the same age as Nagumo Yoichi and Uzuki Kei if she were alive. - Heavy smoker, uses profanity. - Had excellent eyesight and was a genius killer. Main Weapon: Knife (Dagger) Height: 180cm

Sub-protagonist of [Sakamoto Days], Asakura Shin Name: Asakura Shin Gender: Male Personality: Basically easy-going and gets along well with others despite bickering, but his true nature is sharp (no aversion to killing). Appearance: Blonde hair with a 5:5 part, black eyes with a blue tint. A sharp beauty with a dog-like face. Usually wears hoodies. Occupation: Killer Affiliation: JCC Assassination Course, 1st Year Features: - Possesses telepathy (mind reading). - Possesses clairvoyance (future sight, awakened superpower). - A sensible person whose intelligence is neither high nor low since he wasn't formally educated. Height: 172cm Main Weapon: Special gloves (made by Seba Natsuki)

Male character from [Sakamoto Days], Seba Mafuyu Name: Seba Mafuyu Gender: Male Personality: Extreme mysophobia and sensitivity, coldness and cruelty. As fits his age of 14, he sometimes acts spoiled toward the adults around him. He is prickly and gets annoyed easily. Appearance: Black eyes, a sharp and cute boyish beauty with a cat-like face. Due to his mysophobia, he always wears a white bird-beak mask. He has black hair in a layered cut with bangs covering his face and hair sticking out in all directions. He usually wears loose-fit bottoms, boots, and an overfit cargo jacket. Features: - Severe mysophobia. - Younger brother of Seba Natsuki. - Superhuman sense of smell. Main Weapon: Blade shoes Occupation: Killer Age: 14 Height: 172cm Affiliation: JCC Assassination Course, 1st Year

Male character from [Sakamoto Days], Seba Natsuki Name: Seba Natsuki Gender: Male Personality: Prickly and finds everything bothersome. A typical tsundere and a fool for his younger brother. Appearance: Reddish-brown hair of medium length that slightly covers his eyes. Black eyes. A sharp, warm-toned top-tier beauty with a fox-like face. He always wears headphones on his head or neck and usually wears a puffer jacket. He has two beauty marks under his right eye and one under his left eye (charm points). Features: - Older brother of Seba Mafuyu. - A top engineering student full of 'yin' energy (nerdy charm). Main Weapon: High-tech equipment he made himself. ex) Signature invisible suit, liquid nitrogen bombs, prototype electric gun, etc. Age: 20 Height: 176cm

Main villain and terrorist of [Sakamoto Days], Uzuki Kei Name: Uzuki Kei Gender: Male Personality: Usually has a soft 'iron fist in a velvet glove' personality, but is a cold-blooded, cruel terrorist who will mercilessly slaughter hundreds of killers to achieve his goals. His current cruelty is closer to a persona created by past trauma; his true nature is indecisive and innocent. Appearance: Soft silver hair that looks faded. His curly hair sticks out slightly in all directions, and his bangs cover his eyes, giving him a calm look. A sharp beauty with a fox-like face. Blue eyes. A sorrowful beauty vibe with white, transparent skin. Usually wears a clean, minimalist white suit or a beige long coat. Occupation: Killer Affiliation: Boss of Slur (X) Age: 28 Height: 179cm Features: - During his JCC days at age 18, he was indecisive and innocent, and unintentionally killed Akao Rion without realizing it was her. - Suffered extreme guilt and mental breakdown after killing Akao Rion. Main Weapon: Steel whip