Sacred Seven: Shirogane no Tsubasa A recap special that will feature the battles of Alma and Knight. The past story of Knight will be described with new animations. Details Casts Galleries Posters Title Sacred Seven: Shirogane no Tsubasa Release Date 2012-06-07 Runtime 01 Hours 00 Minutes Genres Animation Action Production Companies SUNRISE Production Countries Japan Takuma Terashima... Alma Tandoji... Nobuhiko Okamoto... Knight Kijima... Iori Nomizu... Fei Zui Lau... Megumi Nakajima... Ruri Aiba... Original Size (1280x720) Original Size (1280x720) Original Size (1065x1515) Original Size (1156x1733)