The original The Devil is a Part-Timer! light novels are published by ASCII Media Works under their Dengeki Bunko imprint, and an English language version of the series is also published by Yen Press.
The new story is entitled “Maou, Suteneko wo Hirou” (“The Devil Adopts a Stray Cat”), and it will be published in Japan on June 07, 2017.
The Japanese voice cast for the 2013 light novel to TV anime adaptation of The Devil is a Part-Timer! is reuniting for an original audio drama CD featuring a new story by Satoshi Wagahara, the author of the original light novels.