Saitama is a hero who only became a hero for fun. After three years of “special” training, though, he's become so strong that he's practically invincible. In fact, he's too strong — even his mightiest opponents are taken out with a single punch, and it turns out that being devastatingly powerful is actually kind of a bore. With his passion for being a hero lost along with his hair, yet still faced with new enemies every day, how much longer can he keep it going?
StatusReturning Series
TypeScripted
Original LanguageJapanese
Network
Specials of One-Punch Man premiered on December 4, 2015
Season 1 of One-Punch Man premiered on October 5, 2015
Season 2 of One-Punch Man premiered on April 10, 2019
An increase in villain activity has the Hero Organization worried that the "Earthdoom prophecy" will soon come to pass. In an effort to alleviate the overworked heroes, they turn to villains themselves for help. The decision looks ill-advised as at least one villain is more interested in helping the prophecy along than preventing it.
Season 3 of One-Punch Man premiered on October 12, 2025
The third season of One Punch Man. Saitama is a hero who only became a hero for fun. After three years of "special training," he’s become so strong that he's practically invincible. In fact, he's too strong—even his mightiest opponents are taken out with a single punch. Alongside Genos, his faithful disciple, Saitama performs his official hero duties as a member of the Hero Association. One day, monsters claiming to be from the Monster Association suddenly appeared, taking a child of Hero Association executive hostage. The S-class heroes gather and plan a raid on the Monster Association hideout to rescue the hostage. Meanwhile, Garou, a "human monster" who was taken by the Monster Association during a battle with the heroes, awakens in the Monster Association hideout.