One Piece Episode 172
Episode 172 adapts chapters 261–263.
Ordeal of Swamp! Chopper vs. Priest Gedatsu<nowiki>!!</nowiki> · Skypiea arc
Anime
- Episode 172Ordeal of Swamp! Chopper vs. Priest Gedatsu<nowiki>!!</nowiki>
Manga chapters
One Pace
- Pirate Chopper vs. Priest GedatsuCovers chapters 261–263
The details
Episode 172 adapts chapters 261–263. 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.