The Canadian Encyclopedia — neutral, cited, updated
July 26, 2026Sources cited
Canadianwire.
Canada’s encyclopedia & explainer
HomeEntertainmentAnime & MangaOne-Punch Man
Entertainment • Anime & Manga

One-Punch Man

One-Punch Man is a Japanese superhero manga series created by ONE, originally published as a webcomic in 2009 and later redrawn by Yusuke Murata for digital serialization.

By Ethan Anderson| Reviewed by Olivia Bennett, Standards & Fact-Checking Lead| Updated July 26, 2026|2 min read| Fact-checked

One-Punch Man is a Japanese superhero manga series created by ONE, originally published as a webcomic in 2009 and later redrawn by Yusuke Murata for digital serialization. The story follows Saitama, a hero who can defeat any opponent with a single punch, as he searches for a worthy challenge while dealing with monsters, villains, and the Hero Association.

Premise

The series follows Saitama, an unaffiliated superhero who can defeat almost any enemy with a single punch. The comedy of the series comes from his boredom and his search for a challenge worthy of his strength.

Publication history

ONE launched One-Punch Man as a webcomic in 2009. After it became popular, Yusuke Murata began redrawing the series for digital publication on Shueisha’s Tonari no Young Jump in 2012.

Anime adaptation

One-Punch Man was adapted into an anime series that premiered in 2015. Later seasons were produced after the first season, with the franchise becoming widely known outside Japan.

Characters and setting

The series includes the Hero Association, a ranking system for professional heroes, and a large cast of heroes, monsters, and villains. Saitama and Genos are among its central characters.

Reception and reach

The franchise became popular both in Japan and internationally, with manga, anime, and related guidebooks expanding its audience. Its mix of action and comedy is a defining feature of the work. The series has been distributed in English through Viz Media, making it widely available to Canadian readers through North American manga and anime channels.

Key facts

  • The story centres on Saitama, a hero so powerful that he defeats most enemies with one punch.
  • The original work began as a webcomic in 2009 by ONE.
  • A redrawn manga remake illustrated by Yusuke Murata began digital serialization in 2012.
  • The series has been adapted into an anime that first aired in 2015.
  • The manga is associated with the Hero Association, which ranks heroes by class and rank.
🍁
Canadian context

The series has been distributed in English through Viz Media, making it widely available to Canadian readers through North American manga and anime channels.[12]

Frequently asked questions

What is One-Punch Man about?
It follows Saitama, a superhero who can defeat nearly any opponent with one punch, and his search for a meaningful fight.
Who created One-Punch Man?
The original webcomic was created by ONE.
Who draws the manga remake?
Yusuke Murata illustrates the redrawn manga remake.
When did One-Punch Man begin?
The original webcomic began in 2009, and the manga remake started on June 14, 2012.
Has One-Punch Man been adapted into anime?
Yes. An anime adaptation premiered in 2015.
What genre is One-Punch Man?
It is generally described as action, comedy, and superhero fiction.

References

  1. Wikipediahttps://en.wikipedia.org/wiki/One-Punch_Man
    Supports: Origin, premise, creator, original release year, and main character
  2. Wikipediahttps://en.wikipedia.org/wiki/List_of_One-Punch_Man_chapters
    Supports: Manga remake debut date, chapter and volume counts, and Viz Media publication
  3. Wikipediahttps://en.wikipedia.org/wiki/Saitama_(One-Punch_Man)
    Supports: Saitama as protagonist and anime adaptation details
  4. Wikipediahttps://en.wikipedia.org/wiki/List_of_One-Punch_Man_characters
    Supports: Hero Association and character framework
  5. Wikipediahttps://cs.wikipedia.org/wiki/One_Punch_Man
    Supports: Anime adaptation timing and production details
  6. IMDbhttps://www.imdb.com/title/tt4508902/
    Supports: Anime series identification and general premise
  7. One-Punch Man Fandomhttps://onepunchman.fandom.com/wiki/One-Punch_Man:_Hero_Encyclopedia
    Supports: Hero Encyclopedia publication and contents