One Piece Episode 422
Episode 422 adapts chapters 525–526.
A deadly Infiltration! The Underwater Prison Impel Down! · Impel Down arc
Anime
- Episode 422A deadly Infiltration! The Underwater Prison Impel Down!
Manga chapters
One Pace
- The Underwater Prison, Impel DownCovers chapters 525–526
The details
Episode 422 adapts chapters 525–526. Adapting several chapters into one episode is why the anime slowly gains on the manga in raw numbers even while falling further behind in story.