"Vampire Hunter D" is a Japanese novel series created by Hideyuki Kikuchi, first published in 1983. The story follows a half-human, half-vampire protagonist known as D, who is a skilled hunter of supernatural creatures. Set in a post-apocalyptic world, D takes on various missions to eliminate powerful vampires and protect humanity. The series has been adapted into several formats, including animated films and manga. The most notable adaptations are the 1985 film "Vampire Hunter D" and its 2000 sequel, "Vampire Hunter D: Bloodlust." Both adaptations have gained a cult following, showcasing D's unique abilities and the dark, gothic atmosphere of the narrative.