All Working Hello Kitty: Roller Rescue Cheats - Playstation 2

Unlockables
Complete the corresponding tasks to unlock the new feature:

Bonus Sailor Costumes - Complete a level with an S Rank.
Cheerleader A Costume - Complete all cheerleader blocks in the Messy Park Area.
Cheerleader B Costume - Unlock Cheerleader A, then re-defeat all the cheerleaders in Messy Park.
So Long! Round Earth! Cinematic - Lose to the final countdown boss.
The Taste of Victory! - Defeat the final countdown boss.
Play as Badtz-Maru - Complete the game with the good ending and unlock Badtz-Maru's profile. Start a new game.

Different title and load screen
Go on the game around Christmas and the title screen will be covered in a wintery scene.Also, the load screen will say "Merry Xmas and a happy New Year"and the picture is of Kitty and Badtz-Maru around the Xmas tree.