The B-side animation MV for "GYB!!" performed by HY:RAIN has been released! "GYB!!" Lyrics: Yamada Hiroshi Composition & Arrangement: NA.ZU.NA Performed by: HY:RAIN Kurogane Ren (CV: Serizawa Yuu), Karinbayashi Aoba (CV: Takase Kurumi), Karinbayashi Genba (CV: Kubota Miyu), Hiumi Nana (CV: Takayanagi Tomoha), Nawa Yawara (CV: Kariyusa Arisa)