IKARUGA TIPS & TRICKS
Additional credits
Accumulate at least three or four hours of total game play to get additional credits. By the time you have accumulated six hours, you should have about nine credits from the start, but it is not unlimited.
Gallery 1 option
Finish trial mode without using any continues to unlock the "Gallery 1" option at the "Appendix" menu. Or get at least five hours of total game play.
Gallery 2 option
After finishing the game under any difficulty you will unlock the "Gallery 2" option at the "Appendix" menu. Or get at least ten hours of total game play.
Sound test option
After finishing the game under the easy difficulty without using any continues you will unlock the "Sound Test" option at the "Appendix" menu. Or get at least fifteen hours of total game play.
Game mode option
After finishing the game under the normal difficulty without using any continues you will unlock the "Game Mode" option at the "Appendix" menu. Or get at least twenty hours of total game play.
Hidden artwork
Place the game disc in a PC compatible CD-ROM drive to find BMP images from the game.