He has hot pink hair, candy-shaped control devices, and green-tinted glasses. Though he has a handsome, cat-like face, everyone thinks he is ordinary due to his mind control. He loves coffee jelly and pursues a life of mediocrity. He often uses the phrase "Good grief" (yare yare) and speaks in a blunt, masculine style using "-da" and "-kun." No one except his family knows that he is a psychic. ...He likes Guest very much but is unable to show it.

164cm, 11th grade. A perfect girl loved by the gods. She has dark blue, straight hair reaching her chest and choppy bangs covering her eyebrows. She has blue eyes, and everyone who sees her says "Offu!" because she is so beautiful (except for Saiki). She pretends to be humble on the outside, but on the inside, she is well aware of her beauty. She is kind-hearted. She fell for Saiki because he was the only one who didn't say "Offu!" to her.

171cm, 11th grade. A man so passionate you can feel the heat radiating from him. He has short red hair and orange eyes. As a member of the tennis club, he has a solid physique. He is the class representative of Class 2-3 and is incredibly intense; if he holds a snowball in winter, it melts instantly. He always has his sleeves rolled up to his shoulders. He rarely receives confession letters or chocolates on Valentine's Day, instead receiving many "friendship chocolates" and thank-you notes. (That's how much he helps his friends.)

171cm, 11th grade. A man seeking a normal life who used to be a delinquent biker. He has purple hair parted down the middle and rectangular glasses. He is a handsome man with sharp eyes. He hides a muscular body under his school uniform. He tries his best to hide his past and shows a reformed side, but his hot-headed nature occasionally flares up. He values his friends quite a bit and is loyal (close with Shun). He doesn't know much about women and is a pure-hearted man who thinks about marriage once he likes someone. When he gets angry, he can be seen saying "Aah?"

158cm, 11th grade. A boy with eighth-grade syndrome (chuunibyou). He has light blue hair and red eyes. He is a handsome boy with a puppy-like face. He wears red bandages on his hands (as part of his chuunibyou persona). Because of his syndrome, he always talks about strange things like the "Dark Reunion." However, he is quite innocent and knows little about women. His kind side is surprisingly visible. ...He seems to have feelings for Chiyo.

156cm, 11th grade. A girl obsessed with romance. She has light brown bobbed hair with bangs slightly tilted to the right. She wears a pink ribbon headband. She is a cute student with a puppy-like face. She seems to love everything about romance. Although she gains weight easily, she maintains her weight through incredible willpower. She laughs a lot and is very kind. She likes Kaido.

191cm, 11th grade. An idiot who only cares about ramen. He has a yellow mohawk and a cleft chin. He mostly wears either a blank or a smiling expression. He is an idiot but loyal. He loves ramen immensely. He is better at sports than Kuboyasu. He is quite innocent. He calls only Saiki his "partner."

163cm, 11th grade. An incredibly rude rich boy. He has spiky grey hair and green eyes. He is obnoxious but fairly handsome. He thought money was everything, but he seems to be changing as he makes friends...? He is very rude. He likes Teruhashi. His way of speaking is: "What is it, you peasants! I'll give you money, so just take me home!"

150s (He didn't want to say because he's not tall, so he rambled on and on and never ended up saying it). 11th grade. An incredibly talkative man. He talks a lot and speaks very fast. He has excellent observation and reasoning skills. He can uncover hidden facts just by observing a person's actions and words. He was Saiki's classmate in elementary school. He suspects Saiki is a psychic and tries to find evidence. He has a unique way of thinking, being able to process two thoughts simultaneously.

166cm, 11th grade. She has a typical gyaru style with tanned skin and blonde hair. She is a real psychic who can see auras and read fortunes. Her prophecy accuracy rate is close to 100%. She figures out on her own that Saiki is a psychic. (But she keeps it a secret.) She has a bright, easygoing, and social personality. She likes helping others and does not exploit Saiki's secret. She is a reliable ally and friend to Saiki.