An unaired OVA episode of Kore wa Zombie Desu ka? of the Dead. It is the 11th episode and was bundled with the sixth volume of the manga.
Genres: Action, Comedy, Ecchi, Supernatural
Watch Is This a Zombie? Of the Dead: Yes, This Suits Me Just Fine episode 1 online — subbed and dubbed, with automatic AniList / MyAnimeList progress sync.