In Japan, obsessive adult fans and collectors of manga and anime are known as otaku. When the underground otaku subculture first emerged in the 1970s, participants were looked down on within mainstream Japanese society as strange, antisocial loners. Today otaku have had a huge impact on popular culture not only in Japan but also throughout Asia, Europe, and the United States. Hiroki Azuma A vital non-Western intervention in postmodern culture and theory, Otaku is also an appealing and perceptive account of Japanese popular culture.