Is One Piece episode 552 filler?
One Piece episode 552 is canon — it adapts the original story.
Episode: 552 — Surprising Confession! The Truth Behind the Assassination of Otohime!
Classification: Canon
Air date: Jun 17, 2012
One Piece episode 552 is canon — it adapts the original story.
Episode: 552 — Surprising Confession! The Truth Behind the Assassination of Otohime!
Classification: Canon
Air date: Jun 17, 2012