Udone-shima

Udone-shima
Native name:
鵜渡根島
Geography
LocationPacific Ocean
Coordinates34°28′21″N 139°17′38″E / 34.47250°N 139.29389°E / 34.47250; 139.29389
ArchipelagoIzu Islands
Area0.4 km2 (0.15 sq mi)
Length1,500 m (4900 ft)
Width550 m (1800 ft)
Highest elevation210 m (690 ft)
Administration
Japan
PrefectureTokyo
SubprefectureŌshima Subprefecture
VillageNiijima
Demographics
Population0

Udone-shima (鵜渡根島) is a volcanic, deserted island located in the Pacific Ocean approximately 150 kilometres (93 mi) south of Tokyo in between Toshima and Nii-jima, in the northern portion of the Izu archipelago, Japan.