| Backstreet Court |
| In story mode, once Wendy joined the party, come back to her stage and talk to the bad guys near the athletic field. Beat them to unlock it. |
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| Easy Mode |
| Play against the same computer player and give up three times in a row. There will be a message saying that easy mode has been unlock. You can choose to activate or deactivate it in the options menu. |
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| Gloria |
| In story mode, after the second ending, go back to the volcano site and select to play as Suzuki before you enter the last room. Gloria will be inside. |
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| God Difficulty Level |
| In exhibtion mode, beat the CPU at hard difficulty level a few times (the number is randomly set between 1 and 10). God Difficulty Level must be unlocked one by one for each character, in singles and doubles. |
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| Helghast (US & EU Only) |
| In story mode, once Colin joined the party, go back to the stageroom and beat him. (He can also be used as an Umpire) |
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| Lake Garden Court |
| In story mode, once Rosetta joined the party, come back to her stage and talk to the driver of the limousine. Beat him to unlock it. |
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| Norma |
| In story mode, after the first ending, go to the volcano site and beat every player until the final door. Play as Emi to enter, then beat Norma. |
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| SP Costumes And Accessories |
| In exhibition mode, beat the CPU at God difficulty level. SP items must be unlocked one by one for each character. |
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| Suzuki |
| In story mode, once Schneider joined the party, come back to his stage then talk to Suzuki. He will challenge you, so beat him to unlock him. |
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| Theme Park Court |
| In story mode, once Tiger joined the party, come back to his stage and talk to the little girl near the entrance. Beat her to unlock it. |
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| Yakkun |
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In story mode, once Brad joined the party, come back to his stage and talk to Yakkun. He will challenge you, so beat him to unlock him.
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