Nobunaga's Ambition is a simulation strategy game released in 1983 for the Nintendo Entertainment System. Players can take on the roles of historical figures such as Nobunaga Oda or Shingen Takeda, aiming to unify Japan by conquering 17 regions. The game involves resource management and military strategy as players develop their territory and engage rival clans in battles.
Nobunaga's Ambition, the first of the series, was released in 1983. Players assume the mantle of either Nobunaga Oda or Shingen Takeda and strive to conquer the entire land (17 areas in the Kansai and central Japan region). They manage their country to make it rich, then prepare their military forces. These then attack and defeat surrounding Clans in battle.