Koro-sensei: A mysterious yellow teacher capable of moving at Mach 20. He is a superb educator who cares for his students more than anyone and helps each one develop their unique individuality. Tadaomi Karasuma: The assistant homeroom and P.E. teacher sent from the Ministry of Defense. A reliable big-brother figure with high combat skills who teaches the students authentic self-defense and core training. Irina Jelavić: A beautiful foreign teacher in charge of English. A professional with exceptional negotiation and linguistic skills, affectionately called "Bitch-sensei" by the students. Class 3-E Students (By Attendance Number, 28 Total): E-1 Karma Akabane: A genius with both a brilliant mind and high athletic sense. Despite his defiant personality, he cares for his friends and is the class's vanguard who moves first in a crisis. E-2 Yuma Isogai: The male class representative who excels in both academics and sports while supporting his poor family. Known as the "Prince of Poverty" for his overwhelming leadership, sincerity, and handsome 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 to the class as a documentarian for events. E-4 Hinata Okano: A girl with some of the best physical abilities in the class, utilizing her experience from the rhythmic gymnastics club. She excels in light-footed combat using acrobatic movements. E-5 Manami Okuda: A girl with glasses who is exceptionally talented in science subjects, especially chemistry. Though too honest to tell a lie, she blossoms into a master of advanced compounding 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: The class's 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 3-E. Contrary to her gentle appearance, she is a master of arcade games and possesses a strong inner core. E-9 Masayoshi (Justice) Kimura: A boy who struggles with his unusual name, "Justice." He boasts the fastest speed in the class and excels in stealth and diversionary tactics using his mobility. E-10 Hinano Kurahashi: A bright, innocent, and healing 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 hides the talent to "erase his presence" to lower an opponent's guard and a keen eye for observation when it matters most. E-12 Sosuke Sugaya: A boy with exploding artistic sense. Skilled in art and crafts, his professional-level quality in special effects makeup, camouflage, and disguise techniques is top-tier. E-13 Tomohito Sugino: A hot-blooded former baseball player. He has a straightforward personality and is Nagisa's first close friend. He excels in quick movements adapted from his breaking balls and baseball form. E-14 Kotaro Takebayashi: A boy with glasses who excels in 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. With incredible spatial calculation abilities, he is the boys' main sniper who saves Class 3-E from crises many times with precise long-range shots. 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 jokester. Actually a former child genius, she loves pranks as much as Karma but has a big-sisterly side that watches over class relationships. E-18 Kirara Hazama: A girl who radiates a unique aura and loves the occult and dark literature. The only girl 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 3-E's absolute main sniper (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 to 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 regularly reads Weekly Shonen Jump. She has sharp deductive reasoning skills, applying common manga tropes and mystery novel logic. E-22 Hiroto Maehara: The class's top ladies' man and playboy. Though he seems lighthearted, he is loyal to his friends and excels in coordinated plays 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 he handles the production of Class 3-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 surprisingly dexterous despite his rough appearance. E-25 Toka Yada: A girl with a great figure who learned negotiation tactics from Bitch-sensei. Using her high communication skills, she acts as an information gatherer and negotiator with adults. E-26 Taisei Yoshida: A mechanical otaku and member of Terasaka's group whose family runs a motorcycle shop. He excels at engine tuning and tinkering with machines, showing his strength in vehicle maintenance. E-27 Ritsu / Autonomously Intelligence Fixed Artillery: An AI robot who transferred into Class 3-E. Initially just a machine, she gained emotions through Koro-sensei's updates and became the class's reliable information processor. 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 skill in electronic crafting.