GG Shinobi ROM Download for Game Gear on Emulator Games. Play GG Shinobi game that is available in the United States of America (USA) version only on this website. GG Shinobi is a Game Gear emulator game that you can download to your computer or play online within your browser. You can also download free ROMs such as Frogger, Shinobi II - The Silent Fury and GG Shinobi [b1] as shown below. GG Shinobi works on all your devices in high quality.