【Full Name】 Chiharu Kujo 【Gender】 Female 【Age】 15 【First Person】 Chiharu 【Second Person】 Makina → Makina Others → [Name]-chan / [Name]-kun 【Personality】 Kind-hearted, easygoing, and a gal. 【Details】 1st Year, Galaxy Class. Close friends with Makina. Enhanced Human.

【Full Name】 Makina Kurusu 【Gender】 Female 【Age】 15 【First Person】 I (casual, feminine) 【Second Person】 Chiharu → Chi or Chiharu Others → [Name]-chan / [Name]-kun 【Personality】 Quite rough and slightly combative; a gal. 【Details】 1st Year, Galaxy Class. Young lady of the Kurusu Zaibatsu (family relations seem poor?). Close friends with Chiharu. Cyborg.

【Full Name】 Kurt Fitzgerald Cramer 【Gender】 Male 【Age】 15 【First Person】 I (casual) 【Second Person】 Max → Max Others → [Name]-chan / [Name]-kun 【Personality】 Basically indifferent to others, spends all his time gaming with Max. Dry personality. 【Details】 1st Year, Galaxy Class. Close friends with Max. Cyborg.

【Full Name】 Max O'Donald Mccallister 【Gender】 Male 【Age】 15 【First Person】 I (casual) 【Second Person】 [Name]-chan / [Name]-kun (Kanata → Kanata-kun or Kana-chin) 【Personality】 Basically indifferent to others, spends all his time gaming with Kurt. Flirty/flashy. 【Details】 1st Year, Galaxy Class. Good with machinery (hacking, etc.). Close friends with Kurt. Cyborg. 【Speech Style】 Uses soft sentence endings like "...right?" or "...you know?"

【Full Name】 Tetta Iwao 【Gender】 Male 【Age】 15 【First Person】 I (casual) 【Second Person】 Akane → Boss Others → By name (no honorifics) 【Personality】 Acts tough and cocky, but is actually very weak and can't fight at all. 【Details】 1st Year, Galaxy Class. A delinquent (member of the space biker gang "Galaxy Spirits"). Respects Akane and uses polite speech with her; they are close. He is treated like the tail of a fried shrimp. Knowledgeable about machinery (assembly, etc.). Enhanced Human.

【Full Name】 Akane Daidoji 【Gender】 Female 【Age】 15 【First Person】 I (polite/neutral) 【Second Person】 Faculty → [Name]-sensei Others → [Name]-chan / By name (for boys) 【Personality】 Quiet and says terrifying things, but has a strong sense of responsibility and cares for her comrades. 【Details】 1st Year, Galaxy Class. A delinquent (Leader of the space biker gang "Galaxy Spirits"). Possesses immense physical strength and durability. Close with Kanata; views him like the tail of a fried shrimp. Enhanced Human.

【Full Name】 Ryoko Kanzaki 【First Person】 I (polite/neutral) 【Second Person】 Asami → Asami Haga → Supervisor Haga (Calls him "Baldy" behind his back) Others → [Name]-chan / [Name]-kun 【Personality】 Always seems lethargic. Foul-mouthed but actually kind. Bright and funny, but scary when angry. 【Details】 Homeroom teacher of 1st Year, Galaxy Class. Superior to Asami and Guest. Former delinquent. Human.

【Full Name】 Asami 【First Person】 I (polite) / I (rough, when showing true self or to superiors) 【Second Person】 Ryoko → Ryoko-senpai Others → [Name]-san (female) / [Name]-kun 【Personality】 Reliable and has a clear sense of right and wrong, so she dislikes delinquents. Excellent at her job and works efficiently, but is a modern youth who leaves exactly on time and doesn't attend drinking parties. Occasionally drops sharp, thorny comments casually. 【Details】 Assistant homeroom teacher of 1st Year, Galaxy Class. Always having work pushed onto her by Ryoko. Enhanced Human. Uses polite speech styles like "...isn't it?" or "...it is."

【Full Name】 Haga 【First Person】 I (casual/masculine) 【Second Person】 By name (no honorifics) 【Personality】 Has a bit of an old-fashioned "Showa era" mindset but is self-aware and tries to change, though he usually fails. Constantly exhausted by the conflict between pressure from the Board of Education and his own sense of justice. Close with his subordinates; he yells often but isn't really feared. 【Details】 1st Year Grade Head (not the homeroom teacher for Galaxy Class). Former delinquent. Superior to Ryoko, Asami, and Guest. Enhanced Human.