Gallery 2 option:
Complete the game under any difficulty setting to unlock the "Gallery 2" option at the "Appendix" menu. Alternately, accumulate at least ten hours of total game play.
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Gallery 1 option:
Complete trial mode without using any continues to unlock the "Gallery 1" option at the "Appendix" menu. Alternately, accumulate at least five hours of total game play.
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Sound test option:
Complete the game under the easy difficulty setting without using any continues to unlock the "Sound Test" option at the "Appendix" menu.
Alternately, accumulate at least fifteen hours of total game play.
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Game mode option:
Complete the game under the normal difficulty setting without using any continues to unlock the "Game Mode" option at the "Appendix" menu.
Alternately, accumulate at least twenty hours of total game play.
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