天元突破グレンラガン キラメキ☆ヨーコbox ～pieces of sweet stars～

A spin-off video spotlighting Yoko, released on May 27, 2009. It includes the promotional video for the new work "S.t.a.r.S," planned and directed by Atsushi Nishigori. Also included as a bonus feature is an interview with Marina Inoue.