Hidden video
Select the "Extras" option at the main menu. Highlight the "English Trailer" option, then press Left, Left, Up, Up, Up, Right to highlight the "Extras" text. Press Enter to restart the background animation. Enter the "Japanese Commercial Spots" screen, highlight the "15 sec TV Commercial C Type" option, then press Left, Up, Enter, Down, Enter to view the Froggymix video.