Extra Levels
     Beat  all  150 regular levels, then select 1P from the Main Menu,
and select The Final option that appears to play the extra levels.

Cheat Mode
     During gameplay, press L1 + L2 + R1 + R2 + Select on Controller Two.

Temporary Invincibility
     During gameplay, press R1, Circle, Triangle, Square.

30,000 Extra Points
     During  gameplay,  press  Square,  Up, Down, L2, R1, Triangle, X,
Triangle.

Bonus Level
     During gameplay, press Triangle, Up, Triangle, L2, L1, L2, Square, X.

Toggle Motion Blur Effect
     During  gameplay,  press  Right,  Circle, L2, Circle, R1, Circle,
Square, Circle, Right, Down, L1, R2.