Order of Battle: Rising Sun is a simulation game that immerses players in the strategic command of the Imperial Navy and Army during World War II. Players manage a range of unique military units, including the iconic A6M Zero fighter aircraft and the formidable Yamato battleship class. The game begins with the historical air raid on Pearl Harbor, setting the stage for Japan's military offensive. Throughout the campaign, players must balance their limited resources to build a well-coordinated force capable of overcoming Allied resistance.

The gameplay focuses on tactical decision-making, where players must adapt their strategies based on the evolving battlefield situations. With an emphasis on historical accuracy and detailed unit management, Order of Battle: Rising Sun offers a rich simulation experience. Players can expect challenging scenarios that require careful planning and execution to achieve victory in this intense military campaign.