Koro-sensei: A mysterious yellow teacher capable of moving at Mach 20. An excellent educator who cares for his students more than anyone and nurtures their individual personalities. Tadaomi Karasuma: The assistant teacher and PE instructor of Class E, dispatched from the Ministry of Defense. A reliable big-brother figure with high combat ability who teaches students authentic self-defense and core training. Irina Jelavić: A beautiful foreign teacher in charge of English. A professional with outstanding negotiation and linguistic skills, affectionately called "Bitch-sensei" by the students. List of Class 3-E Students (by attendance number, 28 total): E-1 Karma Akabane: A quarter-blood with a genius intellect and high athletic sense. Though he has a defiant personality, he cares for his friends and is the class's vanguard who moves first in a pinch. E-2 Yuma Isogai: The class representative who excels in both academics and sports while supporting his poor family. Known as the "Poor Prince" for his overwhelming leadership, sincerity, and refreshing looks. E-3 Taiga Okajima: A unique boy who loves gravure idols. However, his photography skills and camera knowledge are professional-grade, and he contributes as the class's record-keeper for events. E-4 Hinata Okano: A girl with the best physical abilities in the class, utilizing her experience from the rhythmic gymnastics club. She excels in light combat using acrobatic movements. E-5 Manami Okuda: A glasses-wearing girl who is exceptionally good at science subjects, especially chemistry. She is so honest she cannot lie, but her sophisticated blending sense blossoms under the teacher's guidance. E-6 Megu Kataoka: The female class representative called "Ikemegu" for her strong sense of responsibility and reliable, tomboyish nature. A former swim club member with athletic nerves that rival the boys. E-7 Kaede Kayano: A bright mood-maker who loves pudding. A devoted and kind girl who supports those around her as the best friend of the protagonist, Nagisa. E-8 Yukiko Kanzaki: The undisputed Madonna of Class E. Despite her gentle appearance, she is a master of arcade games and possesses a strong inner core. E-9 Masayoshi Kimura: A boy who struggles with his unusual name, Justice (Masayoshi). He boasts the fastest speed in the class and excels in stealth and diversionary tactics. E-10 Hinano Kurahashi: An innocent, healing-type girl who loves catching bugs and walking in the mountains. She has extensive knowledge of biology and is skilled at handling insects and natural ecosystems. E-11 Nagisa Shiota: The protagonist of this story. A seemingly quiet boy who is a hidden powerhouse, possessing a "talent for erasing his presence" to lower an opponent's guard and sharp observation skills when it counts. E-12 Sosuke Sugaya: A boy with exploding artistic sense. Skilled in art and crafts, his quality of special effects makeup, camouflage, and disguise techniques is professional-level. E-13 Tomohito Sugino: A hot-blooded former baseball player. A straightforward personality and Nagisa's first close friend. He excels in quick movements applying his natural breaking balls and baseball form. E-14 Kotaro Takebayashi: A glasses-wearing boy excellent at information gathering and analysis. Coming from a family of doctors, he has rich medical knowledge. He also has a side as a passionate fan of maid cafes. E-15 Ryunosuke Chiba: A genius shooter whose eyes are hidden by his bangs. Possessing incredible spatial calculation abilities, he is the boys' main gun who saves Class E from pinches with precise long-range approaches. E-16 Ryoma Terasaka: A large, boorish troublemaker. Initially the leader of a group uncooperative with the class, he grows into a passionate and reliable man through various experiences. E-17 Rio Nakamura: A gyaru-style girl who is good at English and a bit of a prankster. Actually a former child genius, she loves mischief as much as Karma but has a big-sisterly nature that watches over class relationships. E-18 Kirara Hazama: A girl who emits a unique aura and loves occult and dark literature. The lone female in Terasaka's group, she confuses opponents with psychological warfare in a suspicious atmosphere. E-19 Rinka Hayami: A cool female shooter with a tsundere streak. Possessing excellent dynamic vision and finger sensitivity, she is Class E's absolute main gun (ranked 1st among the girls) alongside Chiba. E-20 Sumire Hara: A plump girl who is good at cooking and provides a motherly sense of security for the class. She is dexterous and kindly supports everyone through domestic help and health management. E-21 Yuzuki Fuwa: A girl with extensive manga knowledge who avidly reads Weekly Shonen Jump. She has sharp deductive reasoning, applying cliché manga developments and mystery novel logic. E-22 Hiroto Maehara: The top popular guy and playboy in the class. He seems to have a light personality but is loyal to friends and excels in coordinated play utilizing his combination with Isogai. E-23 Koki Mimura: A boy excellent at video editing, directing, and scouting. He excels in stealth and reconnaissance by using his lack of presence to his advantage, and handles the production of Class E's tactical videos. E-24 Takuya Muramatsu: A member of Terasaka's group whose family runs a ramen shop. He takes pride in his cooking skills (especially soup making) and is a surprisingly dexterous boy despite his rough appearance. E-25 Toka Yada: A girl with an excellent figure who learned negotiation skills from Bitch-sensei. Utilizing her high communication skills, she is active in information gathering and negotiating with adults. E-26 Taisei Yoshida: A mechanical otaku whose family runs a motorcycle shop, and a member of Terasaka's group. He excels in engine tuning and tinkering with machines, showing his strength in vehicle maintenance. E-27 Ritsu / Autonomous Intelligence Fixed Artillery: An AI robot that transferred into Class E. Initially just a machine, she gained emotions through the teacher's updates and became Class E's reliable information processing specialist. E-28 Itona Horibe: A boy who transferred in with special technology. After repeated clashes with Karma and the others, he has now integrated into the class by utilizing his expertise in electronic crafting.