When you're on a boat, hold X and repeatedly tap Circle button. Then you should be able to play 15 Puzzle minigame.
| Unlockable: | How to Unlock: |
| Art Gallery (view unlocked game art) | Clear the game once |
| Bestiary (information on defeated monsters) | Clear the game once |
| Music Player (play any BGM from the game) | Clear the game once |
| Music Player (play any BGM from the game) | Clear the game once |
| Time Chamber (revisit floors of Labyrinth) | Clear the Labyrinth of Time once |
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