|Akuma no Riddle|
|Romaji||Akuma no Ridoru|
|Genres||Mystery, Action, School, Yuri|
|Manga Release||September 10, 2012|
|Anime Release||April 3, 2014|
Akuma no Riddle (悪魔のリドル, Akuma no Ridoru, lit. Devil's Riddle) is a manga series originally written by Yun Kōga, with illustrations by Sunao Minakata. The story revolves around an assassin named Tokaku Azuma who transfers to Myōjō Academy, a private girls' boarding school. She doesn't transfer alone. There are in-fact, 12 other assassins with her, each one with a single mission...the assassination of Haru Ichinose. The manga was published between September 2012 to December 2016.
The manga series is written by Yun Kōga, with illustrations by Sunao Minakata. It started serialized in the September 2012 issue of Kadokawa Shoten's Newtype magazine. As of May 28, 2014, 20 chapters have been released. For a complete list of chapters, see " List of Chapters". The first tankōbon volume was released July 9, 2013.