Durarara!!, often shortened to DRRR!!, is a Japanese light novel series written by Ryohgo Narita, with illustrations by Suzuhito Yasuda, that has also been adapted into a Japanese anime series. As of May 2012, eleven volumes have been published by ASCII Media Works under their Dengeki Bunko imprint. A manga adaptation by Akiyo Satorigi started serialization in the sh?nen manga magazine Monthly GFantasy on April 18, 2009. An anime adaptation began airing in Japan in January 2010. Durarara!! tells the story of a dullahan working as an underworld courier in Ikebukuro, an internet-based anonymous gang called The Dollars, and the chaos that unfolds around the most dangerous people in Ikebukuro. Two games based on the series for the PlayStation Portable were released.