CheatCodes.com has all the official Kattobi Tune PSX cheats to unlock everything. If you know of any that we don't have, please let us know.
All published and official codes as of Thursday May 23, 2013 for Kattobi Tune are shown below.
Go to the "Garage" screen in scenario mode and press Down(2), Up(2), Right, Left, Right, Left, Select.
Go to the "Garage" screen in scenario mode and press Up(2), Down(2), Left, Right, Left, Right, Select.
Pause the game, press Select, then unpause the game. Now your car will be controlled by the CPU. Repeat this code to return to normal control.
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