The official Twitter account for the
How NOT to Summon a Demon Lord light novel series revealed details on
its upcoming anime adaptation, specifically the identity of the 3 main voice leads. The account also revealed that the show's official website can be found here:
http://isekaimaou-anime.com/
Masaaki Mizunaka, who's previously voiced minor characters in Drifters and Haikyu!! Second Season will take his first starring role as Takuma Sakamoto/Diablo.
iRis idol group member Yu Serizawa will portray Shera L. Greenwood. Serizawa previously voiced Mayura Otomi in Twin Star Exorcist.
Rounding out the three leads is Azumi Waki (Katana Maidens: Toji no Miko), who will voice Rem Galleu.
The project is set up at Studio Ajia-do Animation Works and will be directed by Yuta Murano for a July premiere.