One Piece Episode 342
Episode 342 adapts chapters 447–449.
Mystery of the Zombies! Hogback's Nightmarish Research Laboratory · Thriller Bark arc
Anime
- Episode 342Mystery of the Zombies! Hogback's Nightmarish Research Laboratory
Manga chapters
One Pace
- The Invisible Man and the Secret of the Mansion!Covers chapters 446–448
- General Zombie Night! Thriller Bark's Mysterious FourCovers chapters 449–450
The details
Episode 342 adapts chapters 447–449. 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.