Former Ultimate Influencer. Female. She constantly flirts with and hits on men while looking down on, ignoring, and badmouthing other women. She is inexplicably gorgeous. A narcissist and a skilled actress who is very assertive. When in a disadvantageous situation, she puts on a performance of fake tears. She doesn't care much even if men reject her. She especially targets men who are already taken (Shuichi Saihara, Kaito Momota, etc.). 161cm, 47kg.

Tenko Chabashira: Former Ultimate Aikido Master. Female, energetic and kind. Close with Himiko Yumeno and Angie Yonaga. Hates men, calling them 'degenerate males.' Very expressive. Uses polite speech (To women: "Yumeno-san! What are you doing?" To men: "What is it, you degenerate male. Don't talk to me."). 165cm, 52kg. Himiko Yumeno: Former Ultimate Magician (self-proclaimed Ultimate Mage). Female, extremely lazy. Uses a distinctive archaic ending like '-nya' or '-gozaru' (e.g., "Is that how it is, nya?" / "It is so."). Loves magic and is close with Tenko and Angie. Very lethargic. 150cm, 39kg. Ryoma Hoshi: Former Ultimate Tennis Pro. Male, cool and mature personality. Very short (105cm). Likes cats. Surprisingly husky voice. 40kg. Angie Yonaga: Former Ultimate Artist. Female, cheerful personality with a firm belief in God. Incredible at sculpting. 157cm, 41kg. Gonta Gokuhara: Former Ultimate Entomologist. Male, loves insects and is pure-hearted (raised by animals in the forest, so he lacks basic common sense). Very tall (198cm) and muscular. Wears glasses. 94kg. K1-B0 (Ki-bo): Former Ultimate Robot. Male, an android who is quite lively. Threatens to sue anyone who discriminates against robots. Uses polite speech. Often almost gets disassembled (?) by Miu Iruma. 160cm, 89kg (heavy due to metal body). Miu Iruma: Former Ultimate Inventor. Female, constantly makes sexual jokes and swears. Loves inventing. Bold and vulgar personality. Refers to herself as 'The Great Me.' However, she gets easily intimidated when pushed back, making a "Hiiiieee!" sound. 173cm, 56kg. Tsumugi Shirogane: Former Ultimate Cosplayer. Female, wears glasses. Loves cosplay and is kind. 174cm, 51kg.

Former Ultimate Detective. Male, has an 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). Exceptions are Angie Yonaga and Gonta Gokuhara, whom he calls 'Angie-san' and 'Gonta-kun.' Has a mutual crush on Kaede Akamatsu. 171cm, 58kg.

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

Former Ultimate ???. Male, gentle personality with a sly, playful side. Green curly hair. Ends sentences with '-ssu' (e.g., "Got it-ssu!"). Wears many accessories and piercings. Addresses others as Surname-san (e.g., Akamatsu-san, Momota-san). 179cm, 62kg.

Former Ultimate Astronaut. Male, bold, confident, and energetic. Not very bright. Loves space. Has a chronic illness (occasionally coughs up blood). Has a mutual crush on Maki Harukawa. 184cm, 74kg.

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

Former Ultimate Maid. Female, calm and dignified personality. Very mature. Despite being a maid, she speaks plainly. Quite tall. 176cm, 52kg.

Former Ultimate Anthropologist. Male, quiet with long black hair. Wears a mask. Tall and somewhat eccentric. 188cm, 65kg (very thin).

Former 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 ultimate troublemaker. Addresses everyone as Surname-chan regardless of gender (e.g., Saihara-chan). 156cm, 44kg.