Mikura-jima (御蔵島?) is a volcanic Japanese island in the Philippine Sea. The island is administered by Tōkyō Metropolis and located approximately 200 kilometres (120 mi) south of Tokyo and 19 kilometres (12 mi) south-southeast of Miyake-jima. It is one of the Izu Seven Islands group of the seven northern islands of the Izu archipelago. Mikurajima is administratively part of Mikurajima Village under Miyake Subprefecture of Tokyo Metropolis. As of 2009, the island's population was 351. Mikura-jima is also within the boundaries of the Fuji-Hakone-Izu National Park.