Thunder Force V Perfect System Codes -

Bonus jets:
Successfully complete the game once. Then, select time attack mode and hold Circle, Triangle, or Square on controller two while choosing a jet with controller one at the jet selection screen to choose the RVR01E, RVR01HiS, or RVR01Ex jets.

Extra continues:
Accumulate over three hours of game play to unlock a "Continue" selection on the options screen. This option may be used to change the number of continues up to 99. Alternatively, successfully complete the game under the hard difficulty setting. Set the "Credit" option to "Free" for unlimited continues.

Master mode:
Successfully complete the game under the hard difficulty level to unlock the "Master" difficulty level.