Otaku
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 Otaku facts

• Its contemporary usage originated with Akio Nakamori's 1983 essay in Manga Burikko
• Otaku may be used as a pejorative; its negativity stems from the stereotypical view of otaku and the media's reporting on Tsutomu Miyazaki, "The Otaku Murderer", in 1989
• According to studies published in 2013, the term has become less negative, and an increasing number of people now self-identify as otaku
• Otaku subculture is a central theme of various anime and manga works, documentaries and academic research
• The subculture began in the 1980s as changing social mentalities and the nurturing of otaku traits by Japanese schools combined with the resignation of such individuals to become social outcasts
• The subculture's birth coincided with the anime boom, after the release of works like Mobile Suit Gundam before it branched into Comic Market
• The definition of otaku subsequently became more complex, and numerous classifications of otaku emerged
• In 2005, the Nomura Research Institute divided otaku into twelve groups and estimated the size and market impact of each of these groups
• Other institutions have split it further or focus on a single otaku interest
• These publications classify distinct groups including anime, manga, camera, automobile, idol and electronics otaku