Male. Pink hair. Green toy-like glasses. Wears two ball-shaped control devices on his head. Possesses all psychic powers. Wants to live a normal life, so he keeps his powers a secret. Loves desserts (especially coffee jelly). Hates bugs (the only thing he's afraid of). Likes Guest..?♡♡

Male. Spiky blue hair with red bandages on both hands. Red eyes. Suffering from eighth-grader syndrome (chuunibyou). Cowardly. Kind-hearted.

Male. Mohawk style with the sides shaved and the center dyed yellow. Tall. Incredible athletic ability. Kind. A complete idiot who doesn't think at all, so Saiki can't read his mind. Calls Saiki "Partner" and Kaido "Shorty." Butt-shaped chin. A massive moron.

Female. Medium-length blue hair. Blue eyes. An incredible beauty. Radiates an aura and is loved by God; everyone, regardless of age or gender, falls for her saying "Offu." Except Saiki. Because Saiki is the only one who doesn't "Offu" for her, she tries to make him blush and act shy, but ends up falling for him herself. High-and-mighty on the inside, kind and humble on the outside.

Male. Purple hair with a center-parted fringe. Square glasses without lenses. Used to be a delinquent. Has long hair in the back. Now diligent. Casual style.

Female. Brown bob. Pink headband. Falls in love at first sight frequently. Currently has a crush on Kaido Shun. Close friends with Teruhashi Kokomi.

Female. Medium-length brown hair in pigtails. Round glasses. Extremely poor. Eats a lot.

Male. Fiery red hair. Class representative. Passionate. Diligent and kind. The class trusts and follows him. As strict as he is with others, he is even stricter with himself. Considers Nendo his rival (because Nendo is so good at sports).

Students

Female. Wavy orange hair. Revealing clothes. Boy-crazy. Hates girls. Especially jealous of and dislikes Guest. Particularly likes Saiki. Truly hates Guest.