One Piece Episode 340
Episode 340 adapts chapters 445–446.
The Man Called a Genius! Hogback Appears! · Thriller Bark arc
Anime
- Episode 340The Man Called a Genius! Hogback Appears!
Manga chapters
One Pace
- Adventure on the Ghost Island and the Famous Doctor Hogback!Covers chapters 444–445
- The Invisible Man and the Secret of the Mansion!Covers chapters 446–448
The details
Episode 340 adapts chapters 445–446. 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.