河津秋敏
"Imperial SaGa" was developed by Japanese studio Think &amp; Feel, who had previously worked with Square Enix on the Nintendo DS titles ' and "Blood of Bahamut". "Imperial SaGa" was the first "SaGa" game developed for PC browser platforms. Development began in 2012 after Square Enix producer Kei Hirono saw the strong positive reception of the mobile game "Emperors SaGa"; his aim was to create an equivalent experience for browsers and begin a series of similar expansions for the "SaGa" franchise. Hirono acted as the game's producer, and directed by Tomotaka Shiroichi. Series creator Akitoshi Kawazu acted as executive producer and general supervisor for the project. Work on "Imperial SaGa" ran parallel to both the continued support for "Emperors SaGa" and the upcoming '. While "Emperors SaGa" had been a card-based battle game, "Imperial SaGa" was designed with gameplay similar to the rest of the "SaGa" series.