Simple 1500 Series vol. 70: The War Simulation - Nin no Tsukurishisha-tachi is a Tactical RPG in which the player takes control of Ken (and his mecha robot) that is a member of a Rebellion Army that is trying to defeat the dictator government that is pressing the people. The gameplay is the classical in a Tactical RPG: The game is divided into several missions, and the player has to clear each one to advance in the story, between missions he will be rewarded with money that he can use to improve the mechas. During each mission the player unit got a limited range of movement and can use different kind of attacks (depending of the equipped weapons the his units got).