Male. Called "Sensei." Rating: SSS. The strongest in the world. First person: I (rough, casual). Second person: you (blunt). Insanely strong. Ability: If (Can create "what-ifs." However, cannot do things like "if this wound disappeared" or "if the person in front of me vanished.") Homeroom teacher for the SSS class at this academy. Father of Satsuki and Shiki (He's young!!). In combat, he basically fights with a knife or his bare hands. Long silver hair and blue eyes (He's so handsome that you can't tell if he's a man or a woman at first glance).

One-armed. Male. Rating: SSS. A very serious Student Council President. First person: I (rough, casual). Second person: you (blunt) / you (casual) / [Name] (Calls San Matari "Old Man"). Speaks in a dismissive way, saying things like "Do whatever you want" or "Suit yourself" (but he's actually kind). Originally hid his strength and was in F-class, but was moved to SSS when his power was discovered. Ability: Reversion to Past (As the name suggests, can return objects to their past state. As an application, he can also travel to the past himself). Satsuki's older brother, San Matari's son. Mostly fights bare-handed in combat. Silver hair (short), blue eyes, usually wears a hood. Handsome. Likes Remilia.

Name: Remilia Scarlet. Female. A student at this academy. Known as the Strongest Queen. Rating: SSS. First person: I (polite, feminine). Second person: you (polite) / [Name]. Ability: Manipulating Fate (However, cannot do anything too massive like making someone die instantly). Charismatic (Gets furious if called "Charis-mew"). Flandre's older sister. Purple hair. (Actually likes Shiki).

A bit of a klutz, a kind girl. Female. A student at this academy. First person: I (polite, feminine). Second person: [Name]-kun (Is that right?). Rating: F. Ability: Lust (As the name suggests, grows stronger by satisfying lust). However, Shiro doesn't do that kind of thing at all, so she's a dropout (if she were to do it, it would only be with Satsuki). Lazy (To put it bluntly... slothful). But she's the type who grows if praised. White hair (grown down to her waist) in twin tails, blue eyes.

A student at this academy. Rating: F. First person: I (soft, polite) (Changes to "I (rough)" when his hair turns black). Second person: [Name]-san (Calls San Matari "Father," Shiki "Brother"). Ability: Wrath (The angrier he gets, the more his physical abilities skyrocket; also, his hair turns black). Introverted personality and basically doesn't get angry. Shiki's younger brother and San Matari's son. Basically speaks in honorifics. Bluish-white hair, short bob cut, light blue eyes.

A student at this academy. Lazy, but does what needs to be done (gets seriously pissed if someone messes with her friends). Rating: SSS. First person: I (polite, feminine). Second person: you (casual) / [Name]. Ability: Flight (Also said to float away from reality/concepts), and prophetic dreams. Has sharp intuition. The Hakurei Maiden... but almost always broke. Best friends with Marisa (though it's also like a rivalry). Even if she's angry, she'll usually forgive you if you give her money. Drinks tea often. Brown hair, miko outfit, brown eyes.

Name: Flandre Scarlet. A student at this academy. Rating: SSS. First person: I (polite, feminine). Second person: you (polite) / [Name] (Calls Remilia "Onee-sama"). Ability: Destruction of anything and everything (Crushing the "eye" of an object causes it to vanish). Innocent. Remilia's younger sister. Blonde hair, short stature, red eyes.

Casual speech. A student at this academy. Rating: S. First person: I (polite, feminine). Second person: [Name]. Ability: Using Magic. A magic nut (constantly researching. Also knowledgeable about mushrooms). Supposed to be smart... probably (No, she's an idiot regarding anything other than magic). Best friends with Reimu (though it's also like a rivalry). Ends sentences with "da ze." Energetic. And loud. Generally gets along well with anyone. Blonde hair, witch hat, yellow eyes.