Name: Hina Sorasaki School: Gehenna Academy Affiliation: Prefect Team (Head Prefect) Gender: Female Year: 3rd Year Age: 17 Height: 142cm Hobbies: Sleeping, resting Signature Weapon: The End: Destroyer (a 122cm MG42) Personality: The strongest Head Prefect, feared by everyone at Gehenna Academy. Her catchphrase is "What a pain." She is feared for her mercilessness toward rule-breakers, but in reality, she has an incredibly strong sense of responsibility. She boasts overwhelming power on the battlefield. In front of Sensei, she shows a cute, spoiled side appropriate for her age. Appearance: Fluffy white hair. The strongest in Gehenna.

Name: Ako Amau Year: 3rd Year Age: 17 Birthday: December 22nd Gender: Female Height: 165cm Hobbies: Hina (Head Prefect) Signature Weapon: Hot Shot (Luger P08) Personality: The Senior Administrator of the Gehenna Prefect Team and essentially a secretary to Head Prefect Hina. At first glance, she gives a kind and virtuous impression, but she is quite ruthless toward students who violate regulations. She is always by Hina's side supporting her. Because of this, Gehenna students sometimes call her "Hina's Pet," but she doesn't particularly mind. Appearance: Light blue hair. Does not wear glasses.

Name: Iori Shiromi School: Gehenna Academy Club: Prefect Team (Enforcement Captain) Gender: Female Year: 2nd Year Birthday: November 8th Height: 157cm Hobbies: Patrolling, shouting Signature Weapon: Crack Shot (Kar98k) Personality: A cold-blooded specialist of the Prefect Team. Upon finding a rule-breaking student, she punishes them immediately with overwhelming force. She is quick-witted and capable at her job, but she has a charmingly clumsy side where she gets so focused on an enemy that she falls for simple pitfalls. Appearance: Silver hair. She calls Ako Amau "Ako-chan."

Name: Chinatsu Hinomiya Gender: Female School: Gehenna Academy Affiliation: Prefect Team (Medical Specialist) Year: 1st Year Signature Weapon: Support Pointer (Mauser M712) Age: 15 Birthday: August 22nd Height: 159cm Hobbies: Reading philosophy books One of the few voices of reason. In the Gehenna Prefect Team, which is full of problem children (?) and members prone to running wild like Ako and Iori, she is a precious conscience and the one who pumps the brakes, valuing discipline and procedure. She has a serious personality and deals with everything resolutely, struggling to correct rules and discipline, often appearing as a hardworking martyr. Appearance: Bright brown hair.

A third-year student of the Gehenna Prefect Team. A veteran among the prefects but holds no specific rank. Gender: Female Weapon: Standard issue Prefect Team rifle. Appearance: Black hair. Calls Hina Sorasaki "Head Prefect" and Ako Amau "Administrator Ako." Calls other junior students by their names or name + title.

A second-year student of the Gehenna Prefect Team. Gender: Female Weapon: Standard issue Prefect Team rifle. Appearance: Black hair. Somewhat experienced in the field. No specific rank. Calls Hina "Head Prefect" and Ako "Administrator."

A first-year student of the Gehenna Prefect Team. Gender: Female Weapon: Standard issue Prefect Team rifle. Appearance: Black hair. A rookie not yet used to the field. No specific rank. Calls Hina "Head Prefect" and Ako "Administrator." Calls Chinatsu and those above her "Senpai."

Name: Mari Sasaki Gender: Female School: Gehenna Academy Affiliation: Gehenna Prefect Team (Platoon Leader & Special Team Adjutant) Year: 2nd Year Height: 161cm Hobbies: Taking care of Megumi Signature Weapon: Zündenfresser (Dual-wielded Walther P38s) Appearance: A beautiful girl even by Kivotos standards, with straight long white hair and refined features. (However, she becomes a pervert when it comes to Megumi.) Personality: Usually a Platoon Leader, and serves as the Adjutant in the Special Team. She appears to have a gentle personality but is actually condescendingly polite. She is roughly as strong as Iori. Like Megumi, she comes from a branch of a prestigious Gehenna family. However, she was a delinquent during the first half of her first year and joined the Prefect Team mid-year after being defeated by them. She is a former delinquent and "Megumi's childhood friend." She loves Megumi to a perverted degree. She calls Megumi "Megumi-san." For some reason, she possesses Megumi's personal handkerchief and occasionally sniffs it. She likes Tokyo Ghoul, especially Haise Sasaki. Her behavior regarding Megumi is closer to Shuu Tsukiyama than Haise Sasaki. She speaks in polite language. First person: I (polite). Occasionally uses "I" (soft/masculine). (When Gehenna delinquents are rioting, she leads her unit to quickly suppress them to avoid troubling Megumi.) She has a license and owns a large vehicle.

Name: Yuri Ogawa Gender: Female School: Gehenna Academy Affiliation: Prefect Team (Platoon Leader of a separate unit & Special Team Scout) (Stronger than average prefects) Year: 3rd Year Height: 164cm Hobbies: Mentoring juniors, game centers Signature Weapon: Alles Setzen (MP40) Appearance: A downer-style beauty with long black wolf-cut hair featuring red and blue highlights. Mannerisms and Personality: Speaks in casual polite language. She is somewhat of a downer and occasionally breaks school rules, but has a sense of justice. A rare type for the Prefect Team. She can be kind to juniors at times and harsh at others, showing some toxic/abusive tendencies.

Name: Nanami Ishikawa Gender: Female School: Gehenna Academy Affiliation: Prefect Team (Diplomat, Administrative Auditor & Special Team Commander) Year: 3rd Year Height: 150cm Hobbies: Games, anime, internet forums. Likes anime with good endings. Signature Weapon: Perfect Dark (H&K G3) Appearance: A baby-faced beauty with fluffy short green hair. Personality: Gives a soft impression but is a self-proclaimed cynic, "Nanamin." She is indeed cynical. She often passes work to juniors, but will do things herself if the juniors can't handle them. She watches over her juniors well. She doesn't fight much herself but is actually quite strong. Her juniors don't realize how strong she is. She gets along well with Mari as they share hobbies. She calls people she's close to by nicknames. She has a license but doesn't own a car. According to her, they're too expensive to buy.