Stills:

Select the "Setup" option at the main menu. Press your Right button twice to highlight a hidden blue Kikaida head. Press your Enter button to view a photo gallery.

Stills:

Select the "Special Features" option at the main menu. Press your Down button to highlight the "Factoids" option. Press your Right button twice to highlight a hidden yellow Kikaida head. Press your Enter button to view a photo gallery.

Game Reward:

Select the "Special Features" option at the main menu. Press your Down button to highlight the "Trivia Game" option. Press your Enter button and answer all questions correctly, then press your Up button twice to highlight a hidden red Kikaida head. Press your Enter button to view a photo gallery.

All easter eggs were generously submitted by SirDonk