PSP Cheats only work on the sony PSP

Unlock 50 Exhibition Matches - Complete Formula Regular League
Ending movie and credits - Complete all 50 Exhibition Matches

Manually controlled battle button combinations:
D-Pad UP & D-Pad Right simultaneously - Drop down extentions
D-Pad UP & O simultaneously - Drop down weapon from left arm
D-Pad UP & Square simultaneously - Drop down weapon from right arm
Boost Forward on the ground and press O - Fire energy wave