The Nobunaga's Ambition series is a collection of the Koei Tecmo Games brand. The gaming products of the series were released from 2013 to 2016 and at the moment 2 of them are presented in the catalog. The most popular in-game product of the series, according to G-Point.club, is Koei Tecmo Games Nobunaga's Ambition: Sphere of Influence - Ascension.
