Saitama

Saitama is the main protagonist of the series and the titular One-Punch Man. He stands as the most powerful being in the narrative. Saitama faces a self-imposed existential crisis, as he is now too powerful to gain any thrill from battle. Initially just a hero for fun, Saitama decides to register as a professional hero with the Hero Association after realizing that nobody recognizes him as a hero. He takes on the responsibility of protecting his home in Z-City from Mysterious Beings, villains, and various threats. After the incident involving the Monster Association and the subsequent destruct...