
Assassination Classroom
A ragtag class of misfit students must assassinate their unstoppable, tentacled teacher before graduation, or watch him annihilate the planet. Their only hope lies in turning his lessons into lethal tactics while racing against a year‑long deadline.
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The students of class 3-E are given a dire mission: to kill their teacher before graduation. The teacher has already destroyed the moon and has threatened to destroy Earth if he cannot be killed within a year. The challenge lies in how this group of misfits can eliminate a tentacled monster capable of reaching Mach 20 speeds, who may also be the best teacher any of them have ever had.
Seasons & Episodes
Season 122 episodes · premiered Jan 10, 2015
- 1.01Assassination TimeJan 10, 2015Rate

A mysterious creature, responsible for the destruction of the moon, arrives at Kunugigaoka Junior High School and demands that the students assassinate him within a year.
- 1.02Baseball TimeJan 17, 2015Rate

The episode delves into the reasons behind the separation of the E Class students from the rest of the school. At the same time, Nagisa focuses on uncovering and utilizing vulnerabilities in Koro Sensei's powers.
- 1.03Karma TimeJan 31, 2015Rate

Karma Akabane, a sharp-witted and confrontational former classmate of Nagisa's, enrolls in class 3-E and quickly becomes an active participant in the class's assassination mission.
- 1.04Grown-Up TimeFeb 7, 2015Rate

A new foreign-language teacher joins Class 3-E, but she has hidden intentions. As tensions increase, the students start to suspect that her true purpose may be related to Koro Sensei.
- 1.05Assembly TimeFeb 14, 2015Rate

Before a school assembly begins, Okuda attempts to poison Koro Sensei in an unconventional way, resulting in unexpected consequences.
- 1.06Test TimeFeb 21, 2015Rate

As midterms approach, Koro-sensei presents his students with a challenging test, testing their academic skills while they contend with criticism from the broader school community.
- 1.07School Trip Time, First PeriodFeb 28, 2015Rate

During a school trip to Kyoto, the students remain alert for potential assassination targets, managing their academic responsibilities alongside their covert operations. Kanzaki faces difficulties tied to her concealed past.
- 1.08School Trip Time, Second PeriodMar 7, 2015Rate

During a school trip to Kyoto, the E Class presents several opportunities for a professional sniper to target Koro Sensei, putting their skills and determination to the test.
- 1.09Transfer Student TimeMar 14, 2015Rate

A new student joins Class E, and her intense obsession with assassination creates tension among her classmates. Koro-sensei intervenes to manage the situation and maintain stability within the class.
- 1.10L and R TimeMar 21, 2015Rate

Irina meets her former mentor, the retired assassin Lovro, who urges her to give up her mission to kill Koro-sensei, believing it to be impossible.
- 1.11Transfer Student Time, Second PeriodMar 28, 2015Rate

The students of Class 3-E start making preparations for the arrival of a new transfer student, who is said to have more power than Ritsu.
- 1.12Ball Game Tournament TimeApr 11, 2015Rate

Class 3-E is required to participate in a baseball exhibition match against the school's baseball club, which features its top players, including former member Sugino.
- 1.13Talent TimeApr 18, 2015Rate

Karasuma senses a brief impression of a threatening presence from Nagisa, which leads to Akira Takaoka, an associate from the Ministry of Defense, being assigned to Class 3-E as the new physical education teacher.
- 1.14Vision TimeApr 25, 2015Rate

Koro-sensei reveals a critical vulnerability, and Terasaka disrupts a pleasant summer outing by launching an assassination attempt that escalates beyond expectations.
- 1.15End-of-Term TimeMay 2, 2015Rate

For their final assignment, Koro-sensei introduces the class to a new objective that comes with an enticing reward. At the same time, the E Class enters into a separate agreement with the prominent members of the A Class, referred to as the Big Five.
- 1.16School's Out - First TermMay 9, 2015Rate

After completing two days of examinations, the results are revealed, leading both the high-performing A Class and the struggling E Class to evaluate their performance. Koro-sensei also reflects on the outcomes as he reviews the results.
- 1.17Island TimeMay 16, 2015Rate

The E Class receives intensive training from a professional assassin in preparation for a mission on a remote island. Once they arrive, their objective is to ensure that all elements of the operation are carried out without complications.
- 1.18Action TimeMay 23, 2015Rate

After a summer assassination attempt, the E Class confronts a new crisis that places nearly half of its members in danger, compelling the remaining students to act swiftly to prevent further harm.
- 1.19Pandemonium TimeMay 30, 2015Rate

The E Class undertakes a difficult mission at a perilous hotel occupied by criminals, putting their skills to the test in the absence of Koro Sensei's guidance.
- 1.20Karma Time, Second PeriodJun 6, 2015Rate

Karma faces a powerful opponent and must rely on his intelligence to overcome them. Meanwhile, Nagisa goes incognito as the E Class continues its covert mission to reach the hotel's upper levels.
- 1.21XX TimeJun 13, 2015Rate

Before confronting a mysterious figure who has taken Koro Sensei hostage in exchange for the virus cure, the students face a final assassin challenge.
- 1.22Nagisa TimeJun 20, 2015Rate
Terasaka tries to prevent Nagisa from acting on his anger by throwing a stun gun at him and reminding him of what truly matters, urging him not to cross the line into murder.
Season 225 episodes · premiered Jan 8, 2016
- 2.01Summer Festival TimeJan 8, 2016Rate

As their island trip comes to a close, Koro-sensei arranges a matchmaking activity for the students. The episode highlights the cheerful interactions and developing connections among the members of Class 3-E during the summer festival festivities.
- 2.02Kaede TimeJan 15, 2016Rate

As Class 3-E participates in an intense game of Cops and Robbers, Kaede formulates a clever strategy to navigate the high-stakes situation. Meanwhile, Koro Sensei encounters unexpected accusations of committing a major crime, adding tension to the unfolding events.
- 2.03Itona Horibe TimeJan 22, 2016Rate

Koro Sensei faces off against the powerful tentacled warrior Itona and his assistant Shiro, demonstrating his distinctive teaching style in the midst of combat.
- 2.04Spinning TimeJan 29, 2016Rate

Itona earns the attention and favor of his classmates in Class 3-E by showcasing his deadly invention, prompting the students to spend the day using code names to refer to each other.
- 2.05Leader TimeFeb 5, 2016Rate

Tensions escalate between the prestigious A Class and the struggling E Class during the school sports festival, with Isogai having personal stakes in the competition.
- 2.06Before & After TimeFeb 12, 2016Rate

After an unexpected accident, the E Class is required to continue their studies in a location away from their usual campus. As they adjust to this new arrangement, they also face the challenge of preparing for their upcoming midterms.
- 2.07Reaper Time, Part 1Feb 19, 2016Rate

A well-meaning gesture inadvertently creates a conflict with Professor Bitch, resulting in the E Class being cut off as they face a highly capable and deadly assassin.
- 2.08Reaper Time, Part 2Feb 26, 2016Rate

Koro Sensei and Mr. Karasuma face off against the Reaper at his lair, though the result of the confrontation remains unresolved due to unforeseen factors, including Irina's erratic participation.
- 2.09Round Two TimeMar 4, 2016Rate

As they prepare for the future, the students explore potential career paths. Nagisa struggles with personal uncertainty regarding his abilities, while his mother actively pursues her own vision for his career.
- 2.10School Festival TimeMar 11, 2016Rate

During the school festival at Kunugigaoka Academy, classes compete to achieve the highest sales. E Class, regarded as the underdogs, must devise creative strategies to increase their revenue and challenge their rivals.
- 2.11End-of-Term Time - Second PeriodMar 18, 2016Rate

During exam season, the formidable A Class emerges as the strongest challenge yet, but Asano, one of its top students, possesses a secret strategy.
- 2.12Think Outside the Box TimeMar 25, 2016Rate

As the end-of-term exams reach their climax, the students encounter a particularly challenging final question. Principal Asano approaches Koro Sensei with a high-stakes wager that could have significant consequences.
- 2.13Let Live TimeApr 1, 2016Rate

Principal Asano reflects on his early experiences in education, while the students of E Class perform an original play during the drama festival that includes several surprising developments.
- 2.14Secret Identity TimeApr 8, 2016Rate

Following the drama festival, the E Class students uncover a major secret held by one of their classmates, which is connected to Koro-sensei's past.
- 2.15Confession TimeApr 22, 2016Rate

Koro Sensei begins to disclose information about his past after a confrontation with a student who has personal reasons for wanting him killed.
- 2.16Past TimeApr 29, 2016Rate

As the students of Class E uncover unsettling revelations about Koro Sensei's past, they begin to grapple with the emotional weight of the information, which starts to affect their approach to their mission against him.
- 2.17Discord TimeMay 6, 2016Rate

The E class splits into two factions—one aiming to kill Koro-sensei and the other seeking to save him—leading to rising tension and conflict within the group. To address the division, Koro-sensei suggests a method to resolve the disagreement and decide the class's next move.
- 2.18Outcome TimeMay 13, 2016Rate

The E-Class competition reaches its climax when Karma and Nagisa confront each other in the final round. However, an unforeseen challenge arises, complicating the E-Class's strategy and the match's outcome.
- 2.19Outer Space TimeMay 20, 2016Rate

Determined to save their teacher, Koro-sensei, Class 3-E embarks on a mission to uncover sensitive information, leading them into increasingly dangerous territory.
- 2.20Valentine's Day TimeMay 27, 2016Rate

As the high-school entrance exams draw near, Nagisa grapples with uncertainty about his future. At the same time, Class 3-E is getting ready to celebrate Valentine's Day.
- 2.21Trust TimeJun 3, 2016Rate

As the E-Class prepares for Koro Sensei's final project of the year, government interference threatens to disrupt their plans.
- 2.22Happy Birthday TimeJun 10, 2016Rate

The students make one final effort to say goodbye to their teacher before he leaves. A mysterious individual from Koro-sensei's past arrives, harboring a deep resentment toward him.
- 2.23Final Boss TimeJun 17, 2016Rate

When two formidable entities engage in a violent clash, the students of Class 3-E find themselves in peril, compelling Koro Sensei to battle to protect them while also ensuring his own survival.
- 2.24Graduation TimeJun 24, 2016Rate

The E Class students must make a crucial decision as they confront the teacher who has significantly influenced their lives, with time running out.
- 2.25Future TimeJul 1, 2016Rate
As graduation day approaches, the students and teachers of Class 3-E prepare to go their separate ways, signaling the conclusion of one chapter and the start of new paths in their lives.
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Cast & Crew
66 unique people credited
Top billed cast
Ryosuke Yamada
as Nagisa Shiota
Jun Fukuyama
as Koro-sensei (voice) (47 Episodes)
Masaki Suda
as Karma Akabane
Mai Fuchigami
as Nagisa Shiota (voice) (47 Episodes)
Maika Yamamoto
as Kaede Kayano
Nobuhiko Okamoto
as Karma Akabane (voice) (47 Episodes)
Seika Taketomi
as Rio Nakamura
Aya Suzaki
as Kaede Kayano (voice) (47 Episodes)
Mio Yuki
as Yukiko Kanzaki
Ayaka Suwa
as Touka yada (voice) (47 Episodes)
Miku Uehara
as Manami Okuda
Chie Matsuura
as Megu Kataoka (voice) (47 Episodes)
Supporting cast
46Yuuhi Kato
as Yuuma Isogai
Eiji Miyashita
as Sousuke Sugaya (voice) (47 Episodes)
Koki Osamura
as Taiga Okajima
Fuuko Saito
as Kirara Hazama (voice) (47 Episodes)
Saki Takahashi
as Hinata Okano
Hisako Kanemoto
as Hinano Kurahashi (voice) (47 Episodes)
Kanon Miyahara
as Megu Kataoka
Junji Majima
as Ryuunosuke Chiba (voice) (47 Episodes)
Kouki Harasawa
as Takuya Muramatsu (voice) (47 Episodes)
Mamoru Miyano
as Gakushuu Asano (voice) (47 Episodes)
Manami Numakura
as Rio Nakamura (voice) (47 Episodes)
Megumi Ogata
as Itona Horibe (voice) (47 Episodes)
Miho Hino
as Sumire Hara (voice) (47 Episodes)
Minami Tanaka
as Hinata Okano (voice) (47 Episodes)
Ryou Naitou
as Taiga Okajima (voice) (47 Episodes)
Ryota Osaka
as Yuuma Isogai (voice) (47 Episodes)
Saki Fujita
as Jiritsu "Ritsu" Shikou Kotei Houdai (voice) (47 Episodes)
Satomi Sato
as Yukiko Kanzaki (voice) (47 Episodes)
Sayuri Yahagi
as Manami Okuda (voice) (47 Episodes)
Shiho Kawaragi
as Rinka Hayami (voice) (47 Episodes)
Shintaro Asanuma
as Hiroto Maehara (voice) (47 Episodes)
Shinya Takahashi
as Kouki Mimura (voice) (47 Episodes)
Shizuka Itoh
as Irina Jelavic (voice) (47 Episodes)
Show Hayami
as Gakuhou Asano (voice) (47 Episodes)
Shunsuke Kawabe
as Masayoshi Kimura (voice) (47 Episodes)
Subaru Kimura
as Ryouma Terasaka (voice) (47 Episodes)
Takehito Koyasu
as Gastro (voice) (47 Episodes)
Tomokazu Sugita
as Tadaomi Karasuma (voice) (47 Episodes)
Yoshiyuki Shimozuma
as Taisei Yoshida (voice) (47 Episodes)
Anri Katsu
as Teppei Araki (voice) (47 Episodes)
Hiroki Goto
as Nobuta Tanaka (voice) (47 Episodes)
Kurumi Mamiya
as Kunudon (voice) (47 Episodes)
Masahito Yabe
as Chousuke Takada (voice) (47 Episodes)
Kaito Ishikawa
as Ren Sakakibara (voice) (47 Episodes)
Shun Takagi
as Tomoya Seo (voice) (47 Episodes)
Teppei Akahira
as Natsuhiko Koyama (voice) (47 Episodes)
Takahiro Mizushima
as Koutarou Takebayashi (voice) (47 Episodes)
Ayako Kawasumi
as Aguri Yukimura (voice) (25 Episodes)
Kotono Mitsuishi
as Hiromi Shiota (voice) (25 Episodes)
Mitsuaki Madono
as Kotaro Yanagisawa (voice) (25 Episodes)
Nobunaga Shimazaki
as Reaper (voice) (25 Episodes)
Hibiku Yamamura
as Sakura Kiyashiki (voice) (25 Episodes)
Ikuji Nose
as Nagisa's Father (voice) (25 Episodes)
Ryota Takeuchi
as Shiro (22 Episodes)
Kana Ueda
as Yuzuki Fuwa (22 Episodes)
Kenta Miyake
as Akira Takaoka (22 Episodes)
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