Otaku
Otaku is a Japanese term used to describe a person with consuming interests in specialized areas of popular culture, especially anime, manga, and video games. In Japan, otaku originally referred to someone who was highly knowledgeable or obsessed to the point of social withdrawal, and it carried a pejorative connotation in mainstream usage. The word derives from the polite second-person pronoun otaku meaning "your house," and it entered popular usage in the late 1980s after media coverage of fandoms, though its precise origins are debated.
Since the 1990s, the term acquired a negative stereotype tied to over-enthusiastic fans and social withdrawal,
In Japan, urban centers such as Akihabara became associated with otaku culture, serving as hubs for media,