Shikoku

Shikoku (四国, Shikoku "four countries") is the smallest and least populous (4,141,955 as of 2005) of the four main islands of Japan. Its ancient names include Iyo-no-futana-shima (伊予之二名島), Iyo-shima (伊予島), and Futana-shima (二名島). The current name refers to the four former provinces which made up the island: Awa, Tosa, Sanuki, and Iyo.