This page contains Puyo Puyo! 15th Anniversary Codes for PSP called "Unlock Everything" and has been posted or updated on Apr 13, 2007 by yomokome.
- Developer: Sega
- Publisher: Sega
- Genre: Puzzle Matching
- Release: Mar 21, 2007
- ESRB: Not Set
To unlock all hidden characters, rulesets, and other settings, enter While holding L+R, press Up, Down, Right, Left, Triangle, X, Square, O at the title screen in the specified order. If entered correctly, there will be a chime heard and the game will go to the main menu.
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