Watch One-Punch Man Episode 4 “The Modern Ninja” online free in HD on Anime4Soul. This episode first aired on October 26, 2015. It is episode 4 of 12. Use the SUB / DUB switch above the player for English subtitles or the English dub, and the language menu for French and Portuguese.

Previous: One-Punch Man Episode 3. Next: One-Punch Man Episode 5. See all 12 episodes, characters and voice actors on the One-Punch Man page.