Hyouka  is a 2001 Japanese mystery novel written by Honobu Yonezawa. It is the first volume of the Classic Literature Club series. Five additional volumes have been published between 2002 and 2016. A manga adaptation drawn by Taskohna began serialization in the March 2012 issue of Kadokawa Shoten's Shōnen Ace. A 22-episode anime adaptation produced by Kyoto Animation and directed by Yasuhiro Takemoto aired from April 22 to September 16, 2012. A live-action film, Hyouka: Forbidden Secrets, directed by Mari Asato and starring Kento Yamazaki and Alice Hirose was released on November 3, 2017.