Puyo Puyo 7 Cheats for PSP
To win instantaneously during a match simply hold the L and R buttons and press the four face buttons at the same time.
To increase the CPU opponent difficulty hold the 'Select' button while selecting your opponents in the 'Character Select' screen.
At the 'Title' screen hold L+are and press Up, Down, Right, Left, Triangle, X, Square, Circle. If you have entered the code correctly you will here a confirmation chime.