Akiba-kei

Akihabara in 2007
GiGO, a large Sega game center in Akihabara Tokyo, Japan

Akiba-kei (Japanese: 秋葉系) or Akiba-chan (アキバちゃん) is a Japanese slang term for Akihabara style. Akihabara is a district in Chiyoda, Tokyo. It is a prominent gathering place for dedicated fans of anime, video games and idols.