Tokyo Kigo Tanpou

The year 1910. Iwamoto Kodou is a young boy who has successfully carried out many curious missions under the military's directive. His destinations lead to encounters with the strange, weaving tales of history that have yet to be told.

A story about beings called "[Kigo](https://en.wikipedia.org/wiki/Kigo)" and a boy who can see them.

From the author of "Nurarihyon no Mago" comes a whole new supernatural series. Supernatural creatures live alongside humans, but these "rares" are being hunted to extinction over time. An organization is being formed to protect these rares and allow them to live their lives as they like. The starting members of this organization are few; there's the masked Fukumen, the Black Vampyr AxL and they are soon joined by the sweet-voiced mermaid Mirror. Together, they will protect the rares from the deadly hunters!