Vertically scrolling shoot 'em up.Choose one of six WWII-era fighter craft, using machine guns and bombs to fight through eight stages, played in random order. Once the game is beaten, a report showing how well the player did is displayed, and the game loops with the difficulty much higher. Each game begins with three lives, and an extend is earned at 600,000.After the defeat of the final boss, the player's time, number of gold bars, and number of enemies killed are added up for each level and, if high enough, marked with a silver or gold medal.