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Playstation 2 - Dance Dance Revolution Extreme cheats

Unlock all hidden songs, characters, nonstop courses, Oni courses:
Finish all missions in Mission mode

Unlock Additional Dancers option
Finish all Nonstop course

Unlock Credits option
Finish One More Extra Stage, all Nonstop course, or the Paranoia Brothers Oni course

Unlock Endless mode
Rach 100 "A" or higher ratings
or
Complete 200 songs in Game mode.

Unlock Mission mode
Complete 45 songs in Game mode