english copy of samurai warriors 4-ii for the vita sealed on ebay for 400. description talks about how absolutely rare this game is, even more than asterisk war. I couldn't find any
Samurai Warriors Chronicles 3 Vita Gameplay - YouTube
Koei Tecmo Reveals Character Substitution Feature For Samurai Warriors 4 Empires On PS Vita - Vita Player - the one-stop resource for PS Vita owners
Samurai Warriors 4 Empires Box Shot for PlayStation Vita - GameFAQs