戦国無双4Vita PlayStation Vita, 2014 Samurai Warriors 4 戦国無双4 Also released in North America and Europe. PlatformPlayStation Vita Released in Japan20 March 2014 PublisherKoei Tecmo Games Mediaphysical (assumed) Other regions North America Samurai Warriors 4 21 October 2014, Tecmo Koei, physical (assumed) Europe Samurai Warriors 4 24 October 2014, Tecmo Koei, physical (assumed) Add to my collection Open in Tana