Iejima , previously romanized in English as Ie Shima, is an island in Okinawa Prefecture, Japan, lying a few kilometers off the Motobu Peninsula on Okinawa Island. The island measures 20 kilometres (12 mi) in circumference and covers 23 square kilometres (8.9 sq mi). As of December 2012 the island had a population of 4,610. Ie Village, which covers the entire island, has a ferry connection with the town of Motobu on Okinawa Island.