We are still searching for game pictures and screenshots for One Piece Grand Battle (PlayStation). We do not have any cheats, codes, or hints yet.

At the "Doskoi Panda" Now Loading screen, hold R2 until the introduction begins to play. Instead of the full screen view of the introduction, it will now be in mini screen.

Successfully complete the game in event mode as Lufi.

Press Square(2), Triangle, X(2), Circle while the credits are rolling at the end of the game. A sound will confirm correct code entry.