● 1980’s：Accompanying the spread of the personal computer in household, major computer gaming chain stores appeared on the market.
● 1990’s：With the household chain stores appearing throughout the suburban outskirts of Tokyo, the sale of consumer durables at Akihabara was greatly reduced.
● 1994 年：The sale of computer goods increased.
● 2000 年：With name-brand computer sales in decline, otaku shops have arisen in their place.
● 2008 年：The Akihabara massacre took place on pedestrian-zoned Chūōdōri street.