Unlock Art
Each game has artwork that can be unlocked by doing a specific task
Unlock Everything
On the title screen press Left on Dpad Right on Dpad Left on Analog stick Right on Analog stick Square Circle Up on Dpad amp Down on Dpad You should get a message or hear a sound if done correctly This will unlock the Tips Arts amp Sound Tests for every game
Unlock Music
To unlock a games music simply beat the game
Unlock Tips
Each game has tips that can be unlocked by doing a specific task
Unlockable 1941 Art
You must beat Krote the Stage 4 boss