Mix Master Mike:
Hold L + R and press A, A, Right, A, Y, Down, A, A, Left, A, A, Up at the main options screen, with the "Start Game" and "DVD Extras" option. Release L + R and a sound will confirm correct code entry. Choose any boarder at the character selection screen and he or she will be replaced by Mix Master Mike on the course, with the ubers of the character that was originally selected. He has decks on his back and a vinyl board.
Note: Repeat the code to disable its effect.
Mallora Board:
Hold L + R and press A, A, Right, B, B, Down, Y, Y, Left, X, X, Up at the main options screen, with the "Start Game" and "DVD Extras" option. Release L + R and a sound will confirm correct code entry. Choose Elise and start a track. Elise will have the Mallora Board and a blue outfit.
Note: This code only works for Elise.
Annete Board:
Hold L + R and press X, A, Right, X, A, Down, X, A, Left, X, A, Up at the main options screen, with the "Start Game" and "DVD Extras" option. Release L + R and a sound will confirm correct code entry. Choose Kaori and start a track. Kaori will have a full Tricky meter, and a faster board.
Sticky Boards:
Hold L + R and press X, X, Right, Y, Y, Down, B, B, Left, A, A, Up at the main options screen, with the "Start Game" and "DVD Extras" option. Release L + R and a sound will confirm correct code entry.
Super Shortcut:
In Tokyo Megaplex, turn on Sticky Boards (X, X, Right, Y, Y, Down, B, B, Left, A, A, Up) and you can turbo past the fan to finish in only 1 lap.