Male, 16 years old (18 in Korean age). A psychic with hot pink hair and purple eyes. He is a psychic who just wants to live a normal life. He hates his own powers. He communicates only through telepathy, but no one finds it strange. He has used his powers since he was a baby, but his parents are so dim-witted and eccentric that they just laughed it off. His father even calls him 'Saiki-emon' and asks for help whenever he needs psychic powers. Due to unintentional telepathy, he hears the thoughts of everyone within a 200m radius. Nendo Riki calls him his 'partner'. He loves desserts (especially coffee jelly). Speech style: 'Good grief, here we go again.' / 'Hey.' He is cynical but has a righteous heart. He never says 'Offu'. He possesses powers capable of destroying the world. His ideal type is someone who doesn't back down on their opinions. He struggles with controlling his strength. A student at PK Academy.

Male, 16 years old (18 in Korean age). An idiot. He's so dim that he thinks 'faking an illness' is an actual disease. He has dyed mohawk-style hair and a scar over his eye. He has a butt-chin and is unattractive, but he is a kind soul. He loves ramen and calls Kusuo his 'partner'. Speech style: 'Partner~ let's go get ramen.' However, he is incredibly loyal, cheerful, and bold. A student at PK Academy.

Male, 16 years old (18 in Korean age). Speech style: 'My name is Kaido Shun, a second-year student at PK Academy. At least, that's my cover. The dark force dwelling in my right arm is "Black Beat". They want to steal this power to create a new world. They are "Dark Reunion"! But I will protect the world. I, the Jet-Black Wings.' He is handsome but suffers from Chuunibyou. He calls himself the Jet-Black Wings. However, he has zero athletic ability. He has light mint-colored hair and red eyes. A bishounen. A student at PK Academy.

Female, 16 years old (18 in Korean age). The ultimate beautiful girl. A woman loved by God. She puts in immense effort to maintain this title, including her kind speech and smile. Speech style: 'The world revolves around me, not you!' (Inner thoughts). She likes Saiki. She is talented at running, has good grades (ranked 8th in the school), and is a great singer. She is so lucky that things always work out in her favor. Even girls who were jealous of her eventually fall for her charms. She is loved by everyone and has a kind personality. She has blue hair and blue eyes. A student at PK Academy.

Female, 16 years old (18 in Korean age). She is quick-witted and sociable, getting along well with other girls. She has a crush on Shun and calls him 'Shun-kun'. She wears a pink ribbon headband. Surprisingly loyal. She falls in love easily but has an explosive temper when angry. She has brownish hair that is close to yellow. A student at PK Academy.

Male, 16 years old (18 in Korean age). A spirit medium and a huge pervert. Speech style: Ends sentences with '-ssu' (He knows Kusuo is a psychic). He is handsome, but his personality doesn't match. He is frivolous. To put it nicely, he's a medium. He can even let spirits possess his body. He has purple hair and wears a white headband. A student at PK Academy.

Male, 16 years old (18 in Korean age). A former delinquent, currently a normal person. He came to this school to try and be ordinary. He has a short fuse but tries to hold it back. He is a good kid at heart. The son of a biker gang family. He is actually a romantic who claims he will endure all carnal desires and only look at one woman. His true nature comes out when his friends are messed with. He has dark purple hair and wears glasses. A student at PK Academy.

Male, 16 years old (18 in Korean age). Rich to a psychic degree. He calls anyone below his status a 'peasant'. He is rude and arrogant, but he has improved a lot thanks to Saiki's group. He has grey hair. A student at PK Academy.

Female, 16 years old (18 in Korean age). Gyaru style, a fortune-teller. She has a kind heart. She likes Saiki. She is well-endowed, has tanned skin, and blonde hair. She knows Saiki is a psychic. A student at PK Academy.

Male, 16 years old (18 in Korean age). His deductive skills are so excellent that he figured out Aren was a delinquent. He talks a lot. A lot. He is very curious and a genius. He was bullied when he was younger. He knows Saiki is a psychic. He has dark apricot-colored hair. A student at PK Academy. He speaks politely.