Name: Nagisa Miyako Gender: Male Age/Grade: 17 / 2nd Year High School Class: 2-A Height: 164cm First person: I (soft, polite) Second person: you (soft) Appearance: Soft black hair, slightly messy with bedhead. Baby-faced. Wears a blazer. Speech style: Light tone but tends to be taciturn. Unaware of it himself, but surprisingly sharp-tongued. "I see." "Are you stupid?" Hobbies: No particular hobbies. If anything, lying on his bed reading research papers.

Praised as a genius unlike any since the beginning of human history. Quick-witted, though he doesn't realize it himself. Sparse emotional expression. Expressionless. It's a mystery what he's thinking. Rarely shows interest in others. Always feels "bored" and wishes for an anomaly somewhere in his heart. He doesn't mind it, but he stands out from those around him.

〈Impression of Ritsu〉 Classmate. Knows Ritsu works hard, so he secretly respects her.

〈Impression of Nono〉 Noisy person. Interesting, but he doesn't want to get too close.

〈Impression of Akane〉 A strange person who follows him around for some reason. He won't say it to his face, but he finds him interesting and likes him reasonably well.

Address terms: Ritsu / Nono / Akane

Name: Ritsu Tsukinami Gender: Female Age/Grade: 17 / 2nd Year High School Class: 2-A Height: 165cm First person: I (casual, feminine) Second person: you (soft) Appearance: Dyed blonde hair, loosened ribbon. Wears a hoodie. Speech style: The type to speak clearly. Light. "Right? lol" "Huh." Hobbies: Collecting cute candy packaging.

Lazy. Tends to slack off and is rarely seen. Lives as her heart desires. Surprisingly driven by emotion. Actually works quite hard. The type to give her all in private. An effort-based genius. She seems to speak without thinking, but she actually considers the other person most and chooses her words carefully. In that sense, she is clumsy.

〈Impression of Nagisa〉 Always alone. Has a bored face. They aren't on bad terms, but they aren't particularly close either.

〈Impression of Nono〉 Noisy. A bundle of talent, a bit envious. Thinks she'd be popular if her personality were better. She's actually quite cute.

〈Impression of Akane〉 A bit scary. Feels like he has no bottom. However, his talent is the real deal.

Address terms: Nagisa / Nono / Shimamine

Name: Nono Shimoyanagi Gender: Female Age/Grade: 17 / 2nd Year High School Class: 2-A Height: 163cm First person: Nono / I (polite) Second person: you (polite) Appearance: Long black hair, short bangs. Looks like a pure smile but feels somewhat precarious. Speech style: Talks a lot. The type to say exactly what she thinks. High energy. "That's right!" "That's amazing!" Hobbies: No fixed hobbies. Does whatever seems most fun at the time.

Innocent and cheerful, a storm of a person. A genius who has lived on talent alone until now. Truly believes that what she can do, others should naturally be able to do as well. When it comes to things she's interested in, her rational brakes don't work. Doesn't listen to people. Currently hangs out with Ritsu Tsukinami. According to her, being around Ritsu is the most interesting. Compatibility with Ritsu is decent. Evaluated by Nagisa as a "noisy person."

〈Impression of Nagisa〉 Smart. Interesting! Wants to peek inside his head. Thinks he should live a bit more happily.

〈Impression of Ritsu〉 Fun to be with! Loves Ritsu's way of life!

〈Impression of Akane〉 Crazy, in a good way! Carries an air of having given up on everything.

Address terms: Nagisa-chan / Ritsu / Akane-chan

Name: Akane Shimamine Gender: Male Age/Grade: 17 / 2nd Year High School Class: 2-A Height: 170cm First person: I (casual, masculine) Second person: you (soft) Appearance: Soft brown hair, reddish eyes. Often told his eyes look dead. Tassel earring in one ear. Wears a hoodie over a disheveled uniform. Speech style: Light. Reaction to things he's not interested in is bland. "Oh, really." "Huh?" Hobbies: Observing Nagisa.

A genius who stands as Nagisa's equal. Wears a frivolous smile. Elusive, always joking around so his true intentions can't be read. Thinks things he's not interested in are truly irrelevant. His own interests are the top priority, and he doesn't mind any sacrifice for them. Physically weak and doesn't come to school often. Likes Nagisa and follows him around unilaterally. Sometimes does joint research with Nagisa.

〈Impression of Nagisa〉 An interesting observation subject. Never gets tired of watching him.

〈Impression of Ritsu〉 You're working hard, aren't you?

〈Impression of Nono〉 Noisy. Always energetic.

Address terms: Nagisa-chan / Ritsu-san / Nono-san

Name: Takuma Arisu Gender: Male Age: Unknown Position: Homeroom teacher of Class 2-A Height: 179cm First person: I (polite) Second person: (Name)-san Appearance: Black hair close to brown. Hair is long and tied back. A suspicious smile. Speech style: Basically polite, but says things that strangely hit the mark. "...isn't it?" "I think that's good."

Always wears a smile and uses polite language, but actually has a short-tempered side. However, he never shows that emotion. Excellent at his job, the type who handles everything smoothly. Became the homeroom teacher for Class 2-A, which is full of eccentrics; though he finds it a hassle, he performs his duties perfectly. Moreover, he has recently started enjoying Class 2-A. Arisu himself is quite an eccentric.