A live-action film, Hyouka Forbidden Secrets, directed by Mari Asato and starring Kento Yamazaki and Alice Hirose was released on November 3, 2017. A 22-episode anime adaptation produced by Kyoto Animation and directed by Yasuhiro Takemoto aired from April 22 to September 16, 2012.
See also: Hyouka (TV series), Hyouka: Forbidden Secrets, List of Hyouka episodes, Adam Gibbs, Yasuhiro Takemoto, and Kento Yamazaki.