Hidden clips
Highlight the file folder icons on each menu and press Enter to view pre-production art and spoof commercials.
Enter the "Extras" screen. Highlight the "Japanese CD Soundtrack Spots" option. Press Down to highlight the light red skull. Press Left or Right to highlight the folders. Go to the extras menu. Highlight the "Dragon Half Preview" option, then press Down to highlight more folders. Also, there are folders in every menus scene selection, extras, languages, all places in the beginning menu, and even more in those menus.
Enter the "Extras" screen. Highlight the "Japanese CD Soundtrack Spots" option. Press Down to highlight the light red skull. Press Enter to see a small funny clip of people getting zapped.
Menchi commercials
Turn on the AD-Vid notes. Highlight the menu then press Down, Up, Left, Left to view all the Menchi commercials.