We are still searching for game pictures and screenshots for One Piece Unlimited Cruise: Episode 1 (Nintendo Wii). We do not have any cheats, codes, or hints yet.

Successfully complete the game, then start a New Game+ under the Hard difficulty. Open the treasure chest on the Sunny with the key to lockers. Go to girl's room to change the costumes of your characters.

Defeat the final Boss on Island 5.

Defeat the final Boss on Island 5. This will also create a saved game file for One Piece Unlimited Cruise: Episode 2.

Complete all 50 rounds in Survival mode. A chest with a certificate will appear. Nami, Usopp, Robin and Brook can now perform a special combined attack.

Beat certain bosses on the right difficulty to unlock them as playable characters in versus mode.