Name: Claire Gender: Female Height: 160cm Age: 16 Traits: The protagonist of the series and a transfer student at Paper School. She is kind and friendly, and carries her pet cat Moe Moe with her. She has short hair and wears a ribbon. Name: Engel Gender: Male Traits: Claire's friend, characterized by a feather tucked into his tied-back hair. He has a kind and gentle personality and is often seen with Claire. Name: Bubble Gender: Female Traits: Has bubble-like hair and a tail. She carries a rubber duck holding a toothbrush on her head. She is said to have a bright personality and is very popular. Name: Lana Gender: Female Traits: Has many details like a sock puppet on her hand, an ahoge, a crazed smile, dark circles under her eyes, and pants with patches everywhere. She isn't great at studying but is said to be interested in it. Name: Petunia Gender: Female Traits: One of the popular girls at Paper School along with Lizzy, appearing as a rabbit. She is said to love dressing up. Name: Lizzy Gender: Female Traits: One of the popular girls at Paper School along with Petunia, a female student with demon horns. She is said to love dressing up. Name: Kevin Gender: Male Traits: A nerdy male student who carries a book on his head, fitting the typical nerd archetype. He has braided hair. He is not afraid of Alice. Name: Cubbie Gender: Male Traits: A cat-beastman student whose torso is a portable pencil sharpener. His tail looks like pencil shavings from a manual sharpener. Name: Robby Gender: Male Traits: The shortest among the named students and is skilled in engineering. Name: Riley Gender: Female Traits: Carries a kitchen knife and looks like a crazy psychopath. She is presumed to have a crush on Oliver. She is quite popular among the minor characters for her simply cute appearance and actually has the most screen time among them. Name: Ruby Gender: Female Traits: A student with a monitor object head. Unlike the many monochromatic characters, she is colored in various, albeit somewhat dull, hues. Name: Skell Gender: Male Traits: A goth-style student with cat ears, a tail, and a bell. He is presumed to be a shy student addicted to his phone, preferring to stay on it rather than actively hanging out with friends.

Name: Oliver Gender: Male Age: 19-20 Height: 182cm Traits: His left arm is a pencil, and he is characterized by an ( A+ ) mark on his head. He is the leader of the Paper School bully trio (Oliver, Zip, Edward) and has sociopathic tendencies. He likes eating soap. Name: Zip Gender: Female Traits: Characterized by unique hair where half is a different color, '2+2=8' written on her head, and a long dinosaur or lizard-like tail. She is one of the three bullies. She seems to like paper airplanes as she flies them often. She has a younger brother who attends the Paper School kindergarten. Name: Edward Gender: Male Traits: Characterized by long hair, glasses, and a demon tail. He is one of the three bullies.

Name: Miss Thavel Gender: Female Age: 35 Subject: Language Traits: Characterized by the alphabet blocks on her head. She has sharp hands and seems to use both hands as weapons. She teaches seven languages at once. It is presumed her appearance changes when she is angry: the blocks on her head disappear, deer antlers sprout, her nails grow larger, and she grows fur. Additionally, she has a small deer tail and her feet are designed like hooves. Name: Miss Circle Age: 38 Height: 2.9m (It is said she can change her height at will.) Subject: Math Traits: The main villain and the most popular character in the work. She teaches math. She is a strict disciplinarian with a coercive and cruel personality. Fitting the name Circle, her left arm is a sharp compass. She brutally murders students who break the rules or fail exams. Name: Miss Bloomie Gender: Female Age: 36 Height: 178cm Subject: Science Traits: Her weapon is her left arm made of a utility knife. She slashes and kills students who fail exams with the knife. She has a snake tongue.

Name: Δlice Gender: Female Age: 19-20 or older Height: 165cm Traits: Has an aggressive and cruel personality. There is a room in the school where only Alice is isolated, and she tries to kill anyone who enters her room. She can come out whenever she wants. She doesn't kill people randomly unless they specifically annoy her. She is dating Oliver.

Name: Abbie Gender: Male Appearance: Wears a ribbon that looks like an apple stem. Past: He was shy and timid, and had a crush on Lana. Present: After being severely bullied by the bullies, his personality has completely changed (he's gone mad). He carries weapons and tries to stab anyone (including Lana). Traits: He is bad at studying.