Edogawa Conan Shissou Jiken: Shijou Saiaku no Futsukakan
English title: The Disappearance of Conan Edogawa: The Worst Two Days in History
Japanese title: 名探偵コナン 江戸川コナン失踪事件～史上最悪の二日間～
Type: TV Special
Source: Manga
Episodes: 1
Status: Finished Airing
Aired: Dec 26, 2014
Duration: 1 hr 31 min
Rating: PG-13 - Teens 13 or older
Studios: TMS Entertainment
Genres: Adventure, Comedy, Mystery
Themes: Detective
Demographics: Shounen

The anime special celebrates the 20th anniversary of Gosho Aoyama's original manga, and it recounts a previously untold story from Conan's past.

(Source: ANN)