Unlock Game Modes
At the 'Main' menu there are two unlockable game modes that appear as ???. When you complete Story mode one of them will become unlocked and when you compete the newly unlocked mode the other one will become unlocked.
Gamindustri Gauntlet:
Clear Story mode
Neptral Tower:
Clear Gamindustri Gauntlet with any character
We have more cheats and tips for this game here, Hyperdimension Neptunia U: Action Unleashed cheats
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