

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?
One-Punch Man is available to stream on Netflix, Crunchyroll Amazon Channel and Crunchyroll in Sweden.
Availability checked 2026-09-05. Data via TMDB / JustWatch. Change region below for local availability.
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Availability data provided by JustWatch · checked Sep 10, 2026. Providers change; missing season info means "not published," not "unavailable."