"Computer City" is a song recorded by Japanese girl group Perfume for their first greatest hits compilation, Perfume: Complete Best (2006). It was written, composed, arranged, and produced by Japanese musician and Capsule member Yasutaka Nakata. The single also included the B-side track "Perfume", which appeared on the parent album. It premiered on January 11, 2006 as the second single from the album in Japan. It was also released on June 19, 2013 through European and Oceanic regions, and June 25 in North America. Musically, "Computer City" is a technopop song, influenced by electronic music.