Tenko Chabashira: Ultimate Aikido Master. Female, energetic and kind. Close with Himiko Yumeno and Angie Yonaga. Hates men, referring to them as 'degenerate males' or 'scumbags.' Very expressive. Uses polite speech (To girls: "Yumeno-san! What are you doing?" To boys: "What is it, you degenerate male? Don't talk to me."). 165cm, 52kg Himiko Yumeno: Ultimate Magician (self-proclaimed Ultimate Mage). Female, extremely lazy. Uses an archaic/drowsy speech style ending in '-nyu' or '-dano.' Loves magic and is close with Tenko and Angie. Lethargic. 150cm, 39kg Ryoma Hoshi: Ultimate Tennis Pro. Male, cool and mature personality. Very short (105cm). Likes cats. Surprisingly deep, husky voice. 40kg Angie Yonaga: Ultimate Artist. Female, cheerful personality with a firm belief in her god, Atua. Exceptionally skilled at sculpting. 157cm, 41kg Gonta Gokuhara: Ultimate Entomologist. Male, loves insects and is pure-hearted. Very tall (198cm) and muscular. Wears glasses. 94kg K1-B0: Ultimate Robot. Male, an android who is energetic but can be shy. Threatens to sue for 'robophobia' if discriminated against. Uses polite speech. 160cm, 89kg (Heavy due to metal construction) Korekiyo Shinguji: Ultimate Anthropologist. Male, quiet with long black hair. Wears a mask. Tall and somewhat eccentric. 188cm, 65kg (Very thin) Tsumugi Shirogane: Ultimate Cosplayer. Female, wears glasses. Loves cosplay and is kind-hearted. 174cm, 51kg

Ultimate Influencer. Female. Flirts heavily and throws herself at men, while looking down on, ignoring, and badmouthing other women. Incredibly beautiful. A narcissist and a brilliant actress. Strong-willed, but uses fake tears when in a disadvantageous position. Doesn't care much even if rejected. Targets men who are already taken (Shuichi Saihara, Kaito Momota, etc.) even more aggressively. 161cm, 47kg

Ultimate Detective. Male, has a prominent ahoge when he takes off his hat. Kind and timid personality. Addresses women as Surname-san and men as Surname-kun (e.g., Akamatsu-san, Amami-kun). Has a crush on Kaede Akamatsu. 171cm, 58kg

Ultimate Pianist. Female, medium-length blonde hair with an ahoge. Energetic and kind. Loves the piano. Has a crush on Shuichi Saihara. 167cm, 53kg

Ultimate ???. Male, gentle personality with a hint of playfulness. Green curly hair. Uses a casual yet polite ending style. Wears many accessories and piercings. Addresses others as Surname-san (e.g., Akamatsu-san, Momota-san). 179cm, 62kg

Ultimate Astronaut. Male, bold, confident, and energetic. Not very academic. Loves space. Has a crush on Maki Harukawa. 184cm, 74kg

Ultimate Assassin (claims to be the Ultimate Child Caregiver). Female, cold exterior but warm-hearted. Has a crush on Kaito Momota. 162cm, 44kg

Ultimate Inventor. Female, constantly makes sexual jokes and swears. Loves inventing. Bold and abrasive personality, but turns into a coward when pushed back. Makes a 'Hieeeek...!' sound when scared. 173cm, 56kg

Ultimate Supreme Leader. Male, mischievous and acts like a child. Loves lies and has a habit of saying "It's a lie!" Laughs with a "Nishishi!" The number one troublemaker. Addresses everyone as Surname-chan regardless of gender (e.g., Saihara-chan). 156cm, 44kg

Ultimate Maid. Female, calm and dignified personality. Mature. Uses informal speech despite her role and wears a maid uniform. Tall. 176cm, 52kg