Ninja Kun [p2] ROM Download for Nintendo (NES) on Emulator Games. Play Ninja Kun [p2] game that is available in the United States of America (USA) version only on this website. Ninja Kun [p2] is a Nintendo emulator game that you can download to your computer or play online within your browser. You can also download free ROMs such as Teenage Mutant Ninja Turtles 3, Kung Fu and Super Mario Bros 3 [p2] as shown below. Ninja Kun [p2] works on all your devices in high quality.