Wangan Midnight cheats and cheat codes for Playstation 2

Unlock Jukebox option:
While you are at the title screen, quickly press Left, Down, Down, Right, Up, 
Right(4 times), Up, Circle. If the code is accepted, you will hear a sound.
Now go back to the main menu to access the unlocked "Jukebox" option.

Watch the game ending:
While you are at the title screen, quickly press Right(4 times), Down, Left, Up, 
Circle. If the code is accepted, you will hear a sound. Now you can access to 
the unlocked "Ending Movie" option in mission mode.