"Electro World" (エレクトロ・ワールド, Erekutoro Wārudo) is Perfume's 3rd major-label single. The single is produced by capsule member Yasutaka Nakata. It was released in a CD-only version and its catalog number is TKCA-73017. An official remix by Soichi Terada, titled "Electro World(relaxation mix)", is also available.

1. "Electro World" (エレクトロ・ワールド)
2. "wonder2"

Electro World was covered by Japanese noise band Hijokaidan's sub-project Hatsune Kaidan with vocals from vocaloid character Megpoid as the second track on the album Noisy Killer.