What episode is "Explosion! The Sunny's Super Secret Weapon: Gaon Cannon" in One Piece?
"Explosion! The Sunny's Super Secret Weapon: Gaon Cannon" is episode 389 of One Piece.
Spoiler-Safe Summary
safe readDuval reveals his grudge against Sanji and attacks, but Sanji is saved and retaliates with a decisive move. Meanwhile, the Thousand Sunny is defended against attackers using a powerful new cannon, turning the tide of battle.
Full Plot Summary
spoilersDuval reveals that he was once a small-time bandit until Sanji's wanted poster came to light. Since then, he hid his face with the iron mask until he would get revenge on Sanji. He then uses steel nets to nearly drown Sanji, until Camie saves him. And with that, Sanji deals a fatal kick combo at Duval's face. Meanwhile, the Flying Fish Riders attempt to crush the Thousand Sunny, but with the newly installed Gaon Cannon, they are quickly defeated.
Episode FAQ
4 quick answersIs "Explosion! The Sunny's Super Secret Weapon: Gaon Cannon" canon or filler?
"Explosion! The Sunny's Super Secret Weapon: Gaon Cannon" is listed as canon · provisional in the current AnimeAnchor guide.
What story arc is "Explosion! The Sunny's Super Secret Weapon: Gaon Cannon" part of?
"Explosion! The Sunny's Super Secret Weapon: Gaon Cannon" is part of the Post-War 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.
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