This page contains Hatsune Miku: Project Diva Unlockables for PSP called "Hard difficulty" and has been posted or updated on Jan 6, 2011 by roxas.
- Developer: Dingo Inc.
- Publisher: Sega
- Genre: Rhythm / Music
- Release: Jul 2, 2009
- ESRB: Not Set
Earn a "Great" or "Perfect" rank in a song under the Normal" difficulty setting to unlock the Hard difficulty setting for that song.
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