The Black Deacon was a Japanese manga about a deacon and a demon. It told the story of a child from a noble family who signed a contract with a demon to become a deacon because of his family's revenge. Sakura Orchid was a manga that mainly targeted Japanese high school girls. It told the romantic story of several female protagonists from different backgrounds in a school called Sakura Orchid High School. Vampire Rider was a Japanese manga with vampires as its main theme. It told the love story between a group of vampires and humans.