Hello Kitty: Roller Rescue (GameCube)
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"So Long! Round Earth!" Cinematic
Lose against the final countdown boss. Then pay $200.
"The Taste of Victory" Cinematic
You must beat the final countdown boss. Then pay $200.
Anthony White
Get Mimmy.
Badtz-Maru
Complete the game with good ending.
Block Kitty
Complete stage 14.
Cheerleader Costume A
Beat all the cheerleader blocks in Messy Park.
Cheerleader Costume B
Once you unlock Cheerleader Costume A, play Messy Park again. You must defeat all the cheerleaders.
Koroppi
You must unlock Mimmy first.
Sailor Costumes
Complete the game with S rank.