Enter "GUARDIAN" as a code at the "Secret Unlocks" screen.

Successfully complete a level on the 00 Agent difficulty setting to earn the Platinum
Medal for it.

Enter "PARTY" as a code at the "Secret Unlocks" screen.

Enter "MIDAS" as a code at the "Secret Unlocks" screen.

Enter "HEADCASE" as a code at the "Secret Unlocks" screen.

Enter "MARTIAL" as a code at the "Secret Unlocks" screen.

Enter "SHUTTER" as a code at the "Secret Unlocks" screen.

Get into the second building. Kill some guards, then go to the kitchen area. Shoot the
guard that is holding the hostage so he cannot shoot her. Kill the men to save the Geisha
girls. Note: Make sure you also destroy the computer that he asked you to destroy.

While racing on any level, pause the game, then hold L and press B, Y, X, B(4), then
release L.

Enter "FLAME" as a code at the "Secret Unlocks" screen.

Enter "BLACKTIE" as a code at the "Secret Unlocks" screen.

Enter "DENTAL" as a code at the "Secret Unlocks" screen.

While racing on the Enemies Vanquished level, pause the game, then hold L and press
Right(2), Left(2), Up, then release L.