This page contains Gurumin: A Monstrous Adventure Codes for PSP called "Original Japanese voice acting" and has been posted or updated on Feb 20, 2007 by h4x0r21. Let us know what you think of this Code by thumbs voting.
Original Japanese voice acting
Successfully complete the game, then choose to start a new game. Then, hold L + R and press Left, Up, Right, Down, Left, Up, Right, Down, Left, Up, Right, Down at the difficulty selection screen. A sound will confirm correct code entry.
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