With the way production times go, there’s a reason we tend to not find out about an adaptation until it’s much closer. The adult visual novel game Dies irae had an anime adaptation talked about previously but has now confirmed it is indeed fully going forward and that it will be summer 2017 at the earliest and is scheduled for at least fourteen episodes – so far. THe series is being produced by GENCO with the writer from the game, Takashi Masada, overseeing the scripts. More details will be announced in the future regarding it.
The cast from the game that will be participating in the animation includes:
Kousuke Toriumi as Ren Fujii
Yui Sakakibara as Marie
Hitomi Nabatame as Rea Himuro
Takeshi Maeda as Shirou Yusa
Yoshina Makino as Erii Honjou
Junichi Suwabe as Reinhard Heydrich
Ken Narita as Valeria Trifa
Kishô Taniyama as Wilhelm Ehrenburg
Kei Mizusawa as Kai Sakurai
Kei Mizusawa as Beatrice Waltrud von Kircheisen
Hitomi Nabatame as Isaak
Hiroki Yasumoto as Göetz Von Berlichingen
Yuka Inokuchi as Rusalka Schwägerin
Asami Yaguchi as Eleonore Von Wittenburg
Kouki Harasawa as Spinne
Risato Habuki as Riza Brenner
Yuuki Tamaki as Wolfgang Schreiber
Kousuke Toriumi as Mercurius
[Source: ANN]