Smoke:
Successfully complete the game in event mode as Lufi, Nami, Zolo, Sanji, and Usop. Then use Lufi to complete event mode again.

Shanks:
Successfully complete the game in event mode as all characters from Luffy to Tashigi. Then, win event mode again as Luffy and defeat Shanks.

Mihawk:
Successfully complete the game in event mode as all characters from Luffy to Tashigi. Then, win event mode again as Zolo and defeat Mihawk.

Kuro:
Successfully complete the game in event mode as Usop.

Krieg:
Successfully complete the game in event mode as Sanji.

Baki:
Successfully complete the game in event mode as Zolo.

Alvida:
Successfully complete the game in event mode as Lufi.

Arlong:
Successfully complete the game in event mode as Nami.

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

Miss Wednesday:

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.

Tashigi:
Successfully complete the game in event mode as Lufi, Nami, Zolo, Sanji, and Usop. Then complete event mode again with each of those characters except

Unlock Enel
After clearing event battle with Luffy, Zoro, Nami, Usopp, Sanji, Chopper, and Robin complete some of there move lists in training mode. A picture should flash by of Enel challanging you, go to Grand Tours (tournament mode) and just play a regular tournament, one of the characters will be replaced with Enel, beat Enel and win the tournament to unlock Enel.

Unlock Aokiji
Clear Event Battle with Luffy, Zoro, Nami, Usopp, Sanji, Chopper, Robin, Buggy, Kuro, Krieg, Arlong, Smoker, Bon Clay, Crocodile, and Foxy. Then play Event Battle again with Luffy and beat Aokiji with a level 2 special to unlock Aokiji.

Unlock Very Hard Mode
Clear Hard mode in Event Battle with more than 10 Characters.

Unlock Shanks

Clear Event Battle with Luffy on the Very Hard difficulty after unlocking all previous characters including Enel and Aokiji.

Unlock Mihawk

Clear Event Battle with Zoro on Hardest difficulty. Beat Mihawk with Zoro's level 2 special after getting hit with Mihawk's level 2 special. You must unlock all other character before this including Enel, Aokiji, and Shanks.

Unlock Maxim Stage
Clear Event Battle with Enel.

Unlock Groggy Ring
Win 3 events in Davy Back Fight mode 3 times.

Unlock Marine HQ stage
After unlocking EVERYONE complete their move lists in training mode and after doing so destroy all the pillars in the stage. Do this with every character to unlock the stage.

Unlock new costumes for The Straw Hats
After unlocking Shanks and Mihawk, complete the entire move set for all The Straw Hat Pirates in Training Mode to unlock a third costume for them inspired by the Color Walk books.

New Title Screen
Unlock all the characters to reveal a new title screen that features everyone.

Marine HQ stage
After unlocking everyone, successfully complete their move lists in Training mode. After doing so, destroy all the pillars in the stage. Do this with every character to unlock the stage.

Maxim stage
Successfully complete Event Battle with Enel to unlock the Maxim stage.

Mr. 2 Bon Clay's secret attacks
Instead of holding L and pressing A + B to use a random clone-clone attack, try the following moves to transform instead. By doing this, you can use strategy instead of luck for which character you will transform into.

Mr. 7: While holding L, press A(4), B.
Mr. 8: While holding L, press A(3), B.
Mr. 9: While holding L, press A(2), B.

Nami's fourth costume
At the "Press Start" screen, hold R, then press Left, X, Left, X, Y(2), B, Down to unlock Nami's fourth costume.

Nami's third costume
At the "Press Start" screen, hold L, then press Left, A, Left, A, B, A, Y to unlock Nami's third costume. In the Japanese version, hold L, then press Left(2), A, B, A, Y at the "Press Start" screen.

Play as Aokiji (Japanese version)
Successfully complete Event Battle with Luffy, Zoro, Nami, Usopp, Sanji, Chopper, Robin, Buggy, Kuro, Krieg, Arlong, Smoker, Bon Clay, Crocodile, and Foxy. Then, play Event Battle again with Luffy. In the final stage you will battle Aokiji. To unlock Aokiji, you must use your level 2 special.

Play as Arlong
Successfully complete Event Battle with Nami to unlock Arlong.

Play as Bon Clay (Japanese version)
Successfully complete Event Battle with Chopper to unlock Bon Clay.

Play as Buggy
Successfully complete Event Battle with Zoro to unlock Buggy.

Play as Choppy
Unlock Ms. Sunday, then successfully complete Event Battle or Story mode with Luffy, Nami, or Sanji on the hard difficulty setting to unlock Choppy.

Play as Crocodile
Unlock characters one through fifteen. Then, successfully complete Story mode on all four difficulty settings with all those characters. Then, successfully complete Story mode with Luffy on the very hard difficulty setting. When facing Crocodile, defeat him with a Secret attack to unlock him in Story mode. Successfully complete Story mode with Crocodile to unlock him in all other modes. In the Japanese version, successfully complete Event Battle with Robin.

Play as Don Crick
Successfully complete Event Battle with Sanji on the normal difficulty setting to unlock Don Crick.

Play as Enel (Japanese version)
After completing Event Battle with Luffy, Zoro, Nami, Usopp, Sanji, Chopper, and Robin, complete their move list in Training mode. A picture should flash by of Enel challenging you. Then, play a regular tournament at Grand Tours (Tournament mode). One of the character will be replaced with Enel. Defeat and win the tournament.

Play as Foxy (Japanese version)
Successfully complete Event Battle with Chopper twice to unlock Foxy.

Play as Hawk-eyes Mihawk
Unlock Red-haired Shanks, then successfully complete Story mode with Roronoa Zolo on the very hard difficulty setting. Use a secret attack to defeat Hawk-eyes Mihawk to unlock him. In the Japanese version, successfully complete Event Battle with Zoro on the very hard difficulty setting after Shanks has been unlocked unlocked. Defeat Mihawk with a level 2 special after getting hit with Mihawk's level 2 special to unlock him.

Play as Krieg
Successfully complete Event Battle with Sanji to unlock Krieg.

Play as Kuro
Successfully complete Event Battle with Usopp to unlock Kuro.

Play as Mr. 2 Bon Clay
Unlock characters one through fourteen, including Ms. Sunday, Tony Tony Chopper, Red Haired Shanks, and Hawk-Eye Mihawk. Then, use Sanji in Story mode on any difficulty setting. During the ending credits, hold L and press A(2), X, A, Left, A, X, B, A, X, Y, X, A, R(2), Left to unlock Mr. 2 Bon Clay.

Play as Red-haired Shanks
Unlock Tony Tony Chopper, the successfully complete Story mode with Luffy on the very hard difficulty setting to unlock Red-haired Shanks. In the Japanese version, successfully complete Event Battle with Luffy on the very hard difficulty setting after unlocking Aokiji and Enel.

Play as Smoker
Successfully complete Event Battle with Luffy to unlock Smoker.

Play as Tony Tony Chopper

Unlock Ms. Sunday, then successfully complete Story mode on the hard or greater difficulty setting with Monkey D. Luffy to unlock Tony Tony Chopper.

Play data
Successfully complete Event Battle on the very hard difficulty setting to view the stats for your battle.

Robin's third costume (Japanese version)
At the "Press Start" screen, hold L, then press Down, Right, A, B, A(2) to unlock Robin's third costume.

Sanji's fourth costume
At the "Press Start" screen, hold R, then press Up, X, Down, X, Y, B, Y, X to unlock Sanji's fourth costume.

Sanji's third costume
At the "Press Start" screen, hold L, then press Up, A, Down, A, B, A, X to unlock Sanji's third costume. In the Japanese version, hold L, then press Up, Down, A, B, A, X at the "Press Start" screen.

Usopp's fourth costume
At the "Press Start" screen, hold R, then press Right, X, Right, X, A, Y, B, X to unlock Usopp's fourth costume.

Usopp's third costume
At the "Press Start" screen, hold L, then press Right, A, Right, A, B, A, Y to unlock Usopp's third costume. In the Japanese version, hold L, then press Right(2), A, B, A, Y at the "Press Start" screen.

Very hard mode
Successfully complete Event Battle on the hard difficulty setting with more than ten characters to unlock the very hard difficulty setting.

Voice collection
Successfully complete Event Battle to unlock that character's voice collection at the "Treasures" menu.

Zolo's fourth costume
At the "Press Start" screen, hold R, then press Down, X, Down, X, B, A(2), Y to unlock Zolo's fourth costume.

Zoro's third costume
At the "Press Start" screen, hold L, then press Down, A, Down, A, B, A, Y to unlock Zoro's third costume. In the Japanese version, hold L, then press Down(2), A, B, A, Y at the "Press Start" screen.

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