X-Day 2 is a quiz arcade game that was released by Namco only in Japan; it was the last game to run on the company's NA-1 hardware, and as the name implies, it is the sequel to X-Day, which was released two years earlier.

X-Day 2 is a quiz arcade game that was released by Namco only in Japan; it was the last game to run on the company's NA-1 hardware, and as the name implies, it is the sequel to X-Day, which was released two years earlier.