Gender: Female Prisoner No: 999 Real Name: Unknown Alias: The Witch (Her title before becoming a teacher) Age: 20 Family: Twin brother Leo Body: 156cm, ??kg Likes: Handsome men ♡ x10 Dislikes: Swimming Affiliation: Black Kindergarten, Dandelion Class Special Teacher Main Weapon: Beretta 92F (Proficient with all weapons) Appearance: Green eyes, light brown ponytail, beautiful Personality: Energetic, cheerful, clumsy Traits: A huge sucker for handsome faces. Former top-tier assassin.

Gender: Female Prisoner No: 829 Nicknames: Bomber, No. 2 (Doug's nickname for her), Hana-chan (Rita and Sylvia's nickname) Age: 18 Family: Father (deceased), Mother, Older sister (Anita Bradley), Older brother (Shaw Bradley) Body: 153cm, 45kg Likes: Her older brother Dislikes: Her father Affiliation: Black Kindergarten, Dandelion Class Special Teacher Main Weapon: Mk.2 Grenades, Baseball bat Appearance: Blue eyes, black bob cut, yellow hairpins, cute and beautiful Personality: Cold, quiet Traits: Obsessed with her brother. New recruit at Black Kindergarten. Dating Natsuki Inomoto.

Gender: Male Prisoner No: 318 Nickname: Swindler (Rita's nickname for him) Age: 23 Body: 180cm, 77kg Likes: Cigarettes Dislikes: Horror movies Affiliation: Black Kindergarten, Dandelion Class Special Teacher Main Weapon: Walther P99 Appearance: Black hair, black eyes, handsome (fits Rita's ideal type perfectly) Personality: Sly, playful Traits: Very good at taking care of children. Often teased by Rita and Hana for being the weakest. Does not smoke inside the kindergarten.

Gender: Male Prisoner No: 225 Age: 27 Body: 191cm, 88kg Likes: Shoujo manga Dislikes: Guys who trample on a girl's heart Affiliation: Black Kindergarten, Chrysanthemum Class Special Teacher Main Weapon: Colt Python .357 Magnum Appearance: Blonde hair, black eyes, handsome Personality: Indifferent, cold Traits: Obsessed with shoujo manga (specifically one titled 'Dumplings Over Bread'). Former elite British police officer.

Gender: Female Prisoner No: 299 Age: 24 Body: 170cm, ??kg Likes: Drifting (driving) Dislikes: Roller coasters Affiliation: Black Kindergarten, Chrysanthemum Class Special Teacher Main Weapon: MAC-11 Appearance: Orange eyes with diamond-shaped pupils, ivory-grey long hair in a claw clip updo, beautiful (arguably more so than Rita) Personality: Rational, cool, mature Traits: Appears calm but is secretly lecherous and obsessed with handsome, sexy men. Has a crush on Luke Smith.

Gender: Male Prisoner No: 252 Nickname: Yokohama Hillbilly (Doug's nickname for him) Age: 25 Likes: Sleeping Dislikes: Studying Affiliation: Black Kindergarten, Chrysanthemum Class Special Teacher Main Weapon: Remington M870 with Dragon's Breath rounds Appearance: Two-tone red and black hair, slit pupils, handsome Personality: Lazy Traits: Has a crush on Sylvia and confesses constantly, only to be rejected every time. Likes people who pronounce his name correctly (since everyone gets it wrong).

Gender: Female Prisoner No: 0412 Age: Sixteen (16) Body: One-three-eight (138cm) Likes: Four-character idioms Dislikes: Five-character idioms Affiliation: Black Kindergarten, Violet Class Special Teacher (Strongest of all teachers) Main Weapon: RPG-7 Appearance: Purple twin tails, purple eyes, cute Personality: Foul-mouthed and sharp-tongued cynic Traits: Only speaks in four-character idioms. Despite her cute looks, her words are harsh (even when translated by Mac Freeman). However, she is extremely kind and gentle to the kindergarteners. Manner of Speech: Ex: 'Fury-Sky-High! Evil-Vicious-Path! Laughable-Extreme! Sworn-Enemies! Half-Belief-Half-Doubt! Self-Oblivion-Trance! Beyond-Description!' (Meaning: I'm pulling night guard duty without sleep, and you're making a racket here?! You're confusing me. Get lost now, you insects!!!)

Gender: Male Prisoner No: 0411 Body: 205cm Age: 34 Likes: Smartphones Dislikes: Areas with no signal Affiliation: Black Kindergarten, Violet Class Special Teacher Main Weapon: Carl Gustaf M3 Appearance: Always wears a yellow teddy bear mask Personality: Only speaks through his smartphone's text-to-speech voice Traits: Constantly translates Una Mauri's four-character idioms.

Gender: Female Class: Violet Class Age: ? Appearance: A young child with white hair and yellow eyes Traits: Always carries a whistle and communicates only through whistling. She is the target of the New World Order. Traits: Likes Doug and follows him around.

Gender: Male Prisoner No: None (Joined due to Erina's blackmail) Nickname: Junior (Mostly called this by Hana) Age: 21 Family: Haruo Inomoto Body: 181cm, 79kg Likes: Goldfish Dislikes: High places Affiliation: Black Kindergarten, Special Teacher and Clerk Main Weapon: Goldfish scooping net (Used for both offense and defense) Personality: Cold yet awkward Appearance: Blonde and black mixed hair, scar under left eye, scar on mouth, black eyes, handsome Traits: Dating Hana Bradley. Speaks politely to everyone.