Unlock Special Skate Park: T - Dancing Blade: Katteni Momotenshi!
Unlock Special Skate Park: The Dream House:
When you have opened the final skate area (Huntington) then
place third or better in the competition to recieve a Dreamhouse
in which wings of the Mansion can be unlocked by completing
tasks from the courses (High Score, Hitting all of a certain
Unlock Every Single Level:
During play, pause the game and press Circle, Up, Down, Square,
Triangle. All levels including the dreamhouse will now be
Unlock Every Single Trick:
Press pause then press Down, Left, Up, Right, Down, Left, Up,
Right. Then it should say "all tricks enabled". Also, it should
say "dont hurt yourself".