Use your computer, tablet or phone to download E.D.F. : Earth Defense Force (Japan, prototype) and turn them into an arcade machine using the wide variety of M.A.M.E. - Multiple Arcade Machine Emulator emulators available on RomsDL. The free E.D.F. : Earth Defense Force (Japan, prototype) game comes from the US region. It only takes a small portion of your hard disk to download E.D.F. : Earth Defense Force (Japan, prototype) ROM or you can always play E.D.F. : Earth Defense Force (Japan, prototype) online. This game was already downloaded by 44 people and you can be the next on the list if you simply tap on the save button.