Assassination Classroom
Assassination Classroom — Quick Overview
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Assassination Classroom is a completed sci-fi action comedy manga by mangaka MATSUI Yuusei, serialized via MANGA Plus, Shonen Jump. Read Assassination Classroom online in English as middle schooler Nagisa Shiota and Class 3-E train to execute their Mach-20 tentacled teacher, Koro-sensei, before graduation. This updated 2026 reading guide covers all chapters from Chapter 1 through Chapter 180.
| Author / Story : MATSUI Yuusei | Format & Status : Manga · Complete |
| Artist / Art : MATSUI Yuusei | Original Publisher : MANGA Plus, Shonen Jump |
Series Specifications (Year, Genres, Origin...)View all details ↓
| Release Year : 2012 | Demographic : Shounen |
| Country of Origin : Japan | Reading Style : Right to Left |
| Primary Genres : Action, Comedy, Drama, School Life, Sci-fi | |
| Core System / Theme : Anti-Sensei Weaponry, Academic Rigor, Assassination Tactics | |
Other Names & Verified AliasesView all
Full Synopsis & Narrative BreakdownRead story
When a tentacled, yellow creature vaporizes seventy percent of the moon and threatens to obliterate planet Earth by March, the world powers face an unusual ultimatum: the entity demands to become the homeroom instructor for Kunugigaoka Junior High School's outcast Class 3-E. Dubbed Koro-sensei by his pupils, the superhuman teacher moves at Mach 20 and shrugs off conventional firearms. The Japanese Ministry of Defense arms the students with specialized Anti-Sensei BB pellets and rubber daggers, placing a ten-billion-yen bounty on their teacher's head. The outcast students, spearheaded by observant student Nagisa Shiota and tactical brawler Karma Akabane, must balance rigorous academic remediation with daily lethal ambushes.
Across the school term, Class 3-E evolves from demoralized discards tucked away on an isolated mountain campus into coordinated tactical assassins. Guided by government agent Tadaomi Karasuma and contract assassin Irina Jelavić, the pupils learn stealth, close-quarters combat, and high-pressure reconnaissance. As external mercenaries, biological weapons, and the school's social-Darwinist principal Gakuho Asano contest their progress, Nagisa documents Koro-sensei's subtle physical weaknesses in hopes of striking the decisive blow before time runs out.
What to Expect
Assassination Classroom maintains a rapid, arc-based pacing structured around the academic calendar, balancing classroom comedy with tactical combat operations. Battle encounters prioritize cunning, psychological warfare, and teamwork over brute physical force, as students exploit Koro-sensei's speed limits, environmental conditions, and behavioral ticks. The narrative progresses from episodic assassination attempts to high-stakes confrontations, notably the Island Assassination Arc, the God of Death encounter, and the climactic graduation deadline at Chapter 180.
Who Will Enjoy This
This manga appeals to readers seeking school-setting shounen comedies that transition into high-stakes action dramas with an ensemble cast. Fans of mentor-student dynamics, non-lethal firearm tactics, and redemption narratives will appreciate Class 3-E's collective growth. Readers who appreciate educational mentorship dynamics combined with delinquent reform will find direct parallels in GTO: Great Teacher Onizuka, while those who favor eccentric otherworldly instructors nurturing underdog classrooms will enjoy Welcome to Demon School! Iruma-kun.
Key Early Characters (Nagisa, Koro-sensei, Karma, Karasuma)View cast
| Koro-sensei | Class 3-E Homeroom Teacher. Possesses Mach-20 flight, tentacle regeneration, and skin color-shifting; driven by an oath to educate the students while daring them to kill him before graduation. |
| Nagisa Shiota | Class 3-E Student and Narrator. Possesses bloodlust concealment, precise observational tracking, and sudden ambush strikes; motivated to find self-worth and discover Koro-sensei's weaknesses. |
| Karma Akabane | Class 3-E Student. Highly adept in dirty hand-to-hand combat, psychological taunts, and blade deception; motivated by a desire to outwit authority figures and land a lethal blow on Koro-sensei. |
| Tadaomi Karasuma | Ministry of Defense Agent and P.E. Instructor. Master of close-quarters combat, tactical marksmanship, and field conditioning; dedicated to training Class 3-E to execute the target before the global deadline. |
Frequently Asked Questions3 Answers
The anime adapts the entire main story from Chapter 1 through Chapter 180. However, the anime omitted several classroom vignettes, tactical exams, and character-building moments. Readers seeking the complete story should start reading from Chapter 1 to catch all unadapted side plots and tactical details.
Season 2 has already aired, concluding the entire story across 25 episodes in 2016. Produced by Studio Lerche, Season 2 covered the final exams, Koro-sensei's past, and the graduation climax. There are no unadapted canon arcs left to produce for television.
The Assassination Classroom manga is completely finished, concluding in Weekly Shonen Jump with Chapter 180. The full serialization spans 21 tankobon volumes. Mangaflair hosts 195 catalog entries, comprising the 180 main story chapters alongside side stories, specials, and the official graduation extras.