Episode 524

"Undersea Struggle - The Demon of the Ocean  Appears" is the 524th episode of One Piece.

Anime and Manga Differences

 * Chopper doesn't take a rumble ball before transforming to guard point. It could be to correct the error of the manga.
 * Franky didn't explain that they cannot use Coup De Burst to Nami.
 * A photograph of Kokoro can be seen with the pictures of Nami and Robin in Sanji's possession.