Ehime Prefecture (愛媛県, Ehime-ken; Japanese pronunciation: [eꜜ.çi.me, e.çi.meꜜ.keɴ]) is a prefecture of Japan located on the island of Shikoku. Ehime Prefecture has a population of 1,334,841 and a geographic area of 5,676 km (2,191 sq mi). Ehime Prefecture borders Kagawa Prefecture to the northeast, Tokushima Prefecture to the east, and Kōchi Prefecture to the southeast. Ehime Prefecture Prefecture also borders Hiroshima Prefecture for 74 metres (243 ft) on Hyōtanjima.
Matsuyama is the capital and largest city of Ehime Prefecture and the largest city on Shikoku, with other major cities including Imabari, Niihama, and Saijō.