Kadokawa started spilling a promotional video and two advertisements on Friday for the Isekai Quartet hybrid anime venture.
The anime will debut on April 9 at 24:30 (successfully April 10 at 12:30 a.m.) on Tokyo MX, before later airing on MBS, BS11, AT-X, and TV Aichi. The show will stream in Japan on AbemaTV. The show’s site is posting the anime with 12 episodes.
The show is a hybrid anime including characters from the Overlord, KonoSuba – God’s blessing on this wonderful world!!, Re

The Japanese publisher and brand company Kadokawa expressed in the anime‘s declaration that every one of the four franchises together