Is One Piece episode 389 filler?
One Piece episode 389 is canon — it adapts the original story.
Episode: 389 — Explosion! The Sunny's Super Secret Weapon: Gaon Cannon
Classification: Canon
Air date: Feb 15, 2009
One Piece episode 389 is canon — it adapts the original story.
Episode: 389 — Explosion! The Sunny's Super Secret Weapon: Gaon Cannon
Classification: Canon
Air date: Feb 15, 2009