Karasuma Kyoko no Jikenbo is a Japanese manga series written by Oji Hiroi and illustrated by Yūsuke Kozaki. The series follows the detective of the same name as she faces supernatural cases. It was originally serialized by Gentosha in the magazines BStreet and Monthly Comic Birz from 2002 to 2012. The series was collected into ten volumes and was published in several countries. In 2013, an English-language motion comic adaptation was produced and released online.