What episode is "The Zombie's Secret! Hogback's Nightmarish Laboratory!" in One Piece?
"The Zombie's Secret! Hogback's Nightmarish Laboratory!" is episode 342 of One Piece.
Spoiler-Safe Summary
safe readWhile exploring a mysterious area, Nami, Chopper, and Usopp uncover unsettling secrets and face supernatural threats, heightening the danger for Luffy's group.
Full Plot Summary
spoilersWhile evading the Surprise Zombies upon finding a secret passage, Nami, Chopper and Usopp discover the truth about Victoria Cindry being a starlet who died long ago. They eventually found the door to Hogback's laboratory, observing the scientist from outside before they are found by a mysterious samurai zombie who sounds like Brook. Meanwhile, Luffy's group are ambushed by ghosts who briefly made them depressed before they reach the graveyard where they are ambushed by the zombies.
Episode FAQ
4 quick answersIs "The Zombie's Secret! Hogback's Nightmarish Laboratory!" canon or filler?
"The Zombie's Secret! Hogback's Nightmarish Laboratory!" is listed as canon in the current AnimeAnchor guide.
What story arc is "The Zombie's Secret! Hogback's Nightmarish Laboratory!" part of?
"The Zombie's Secret! Hogback's Nightmarish Laboratory!" is part of the Summit War: Impel Down Arc.
Can I read this without spoilers?
Yes. Start with the spoiler-safe summary, then reveal the full plot only when you want the complete episode breakdown.
Series Cast
18Browse the main cast connected to this episode guide.
Brook main 
Franky main 
Jimbei main 
Monkey D. Luffy main 
Nami main 
Nico Robin main 
Roronoa Zoro main 
Sanji main 
Tony Tony Chopper main 
Usopp main 
Buggy the Clown supporting 
Dracule Mihawk supporting 
Emporio Ivankov supporting 
Gol D. Roger supporting 
Monkey D. Dragon supporting 
Monkey D. Garp supporting 
Portgas D. Ace supporting 
Rayleigh supporting Related Movies
6Franchise movie releases are kept separate from the TV episode spine.
One Piece: The Movie 2000 
One Piece: Clockwork Island Adventure 2001 
One Piece: Chopper's Miracle on the Blob Island 2002 
One Piece: Dead End Adventure 2003 
One Piece: The Cursed Holy Sword 2004 
One Piece: Baron Omatsuri and the Secret Island 2005