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Assassination Classroom

Assassination Classroom is a Japanese manga series by Yusei Matsui that was adapted into an anime television series.

By Ethan Anderson| Reviewed by Olivia Bennett, Standards & Fact-Checking Lead| Updated September 11, 2026|2 min read| Fact-checked

Assassination Classroom is a Japanese manga series by Yusei Matsui that was adapted into an anime television series. It follows a class of junior high students tasked with killing their superpowered homeroom teacher, Koro-sensei, before he destroys Earth. The manga ran in Weekly Shōnen Jump from 2012 to 2016 and was collected in 21 volumes.

Premise

Assassination Classroom is set at Kunugigaoka Junior High School, where students in Class 3-E are given the mission of killing their teacher before graduation. The teacher, Koro-sensei, is an octopus-like creature with extraordinary speed and abilities. He has already destroyed much of the Moon and threatens to destroy Earth.

Manga publication

The series was written and illustrated by Yusei Matsui and serialized in Weekly Shōnen Jump from July 2012 to March 2016. It was published in 21 collected tankōbon volumes.

Anime adaptation

The anime adaptation was produced by Lerche and aired in two seasons from January 2015 to June 2016. It spans 47 episodes and follows the manga's main storyline to its conclusion.

Adaptations and reception

The franchise also includes live-action film adaptations released in 2015 and 2016. The manga became a major commercial success, with circulation reported above 27 million copies by 2023.

Key facts

  • The story centers on Class 3-E, a group of junior high students assigned to assassinate their teacher, Koro-sensei.
  • Koro-sensei is an octopus-like creature with extraordinary speed and abilities.
  • The manga ran in Weekly Shōnen Jump from 2012 to 2016 and was collected in 21 volumes.
  • The anime adaptation aired in two seasons from 2015 to 2016 and covered the full manga storyline.
  • A live-action film adaptation was released in 2015, followed by a sequel in 2016.
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Canadian context

The anime and manga were distributed internationally in English, including in Canada through major North American anime licensing and streaming channels.

Frequently asked questions

What is Assassination Classroom about?
It is about a class of students trying to kill their superpowered homeroom teacher before he destroys Earth.
Who created Assassination Classroom?
The series was created by Japanese manga artist Yusei Matsui.
How many anime episodes does it have?
The anime adaptation has 47 episodes across two seasons.
When was the manga serialized?
It ran in Weekly Shōnen Jump from July 2012 to March 2016.
What is Koro-sensei?
Koro-sensei is the story’s powerful, octopus-like teacher and the target of the students’ assassination mission.

References

  1. Wikipediahttps://en.wikipedia.org/wiki/Assassination_Classroom
    Supports: Author, manga serialization dates, volume count, anime adaptation, live-action film releases
  2. Anime News Networkhttps://www.animenewsnetwork.com/encyclopedia/anime.php?id=16142
    Supports: Anime premise and adaptation information
  3. MyAnimeListhttps://myanimelist.net/anime/24833/Ansatsu_Kyoushitsu
    Supports: Anime season details, episode count, production studio, broadcast dates
  4. CBRhttps://www.cbr.com/assassination-classroom-anime-facts/
    Supports: Overview of premise, anime seasons, and original manga run