Hyoutanjima
Japan · Asia
About
Hyōtanjima is an uninhabited island in the Geiyo Islands chain in the Seto Inland Sea, in Japan. The island is split between Hiroshima Prefecture and Ehime Prefecture at a point where it is 74 metres (243 ft) wide, the country's shortest prefectural border.
Adapted from Wikipedia (CC BY-SA). Photography via Wikimedia Commons.