Teito Monogatari (帝都物語, lit., The Tale of the Imperial Capital) is an epic historical dark fantasy/science fiction novel written by fantasy literature scholar and natural history specialist Hiroshi Aramata. It began circulation in a literary magazine owned by Kadokawa Shoten in 1983, and was then published in 10 volumes over the course of 1985–1987.The novel is a romanticized reconstruction of the 20th century history of Tokyo from an occultist perspective (a fictional cryptohistory).