Aqua Aqua
Unlock Story Puzzle and Vs Puzzle Modes
Unlock 'Story Puzzle' and 'Vs Puzzle' modes by completing all lessons in training mode.
Unlock Mesozoic Era
Unlock the Mesozoic Era in story puzzle mode by completing the Paleozoic Era.
Unlock Cenozoic Era
Unlock the Cenozoic Era in story puzzle mode by completing the Mesozoic Era.
Unlock Ancient Civilization
Unlock the Ancient Civilization in story puzzle mode by completing the Cenozoic Era.
Unlock Hidden Future
Unlock the Hidden Future in story puzzle mode by earning a 'Master' rank in all four stages.
The database at Game Oak contains more information regarding Aqua Aqua for Sony PlayStation 2.