One Piece Episode 817
Episode 817 adapts chapters 850–851.
Moist Cigarette! The Night Before Sanji's Wedding! · Whole Cake Island arc
Anime
- Episode 817Moist Cigarette! The Night Before Sanji's Wedding!
Manga chapters
One Pace
- A Ray of LightCovers chapters 849–850
- Germa's FailureCovers chapters 851–852
The details
Episode 817 adapts chapters 850–851. 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.