Polonsky Island

Polonsky Island (Russian: Полонского; Japanese: 多楽島 Taraku-to), or Polonskogo, is an unpopulated island in the Habomai Islands in the southern part of the Lesser Kuril Islands which administratively belongs to Yuzhno-Kurilsky District of Sakhalin Oblast, in Russia. However, the Habomai Islands, together with Iturup, Kunashir and Shikotan, are claimed by Japan. The island got its name from the Russian explorer and geographer Aleksandr Polonsky.

Geography
The island has an area of 12 km2, is flat, with a maximum height of 16 m; it is green and marshy. Its waters are rich in fish, particularly some species of salmon, cod and crabs and it is part of the territory of the Kurils Nature Reserve.

Polonsky Island is separated from Shikotan by the Spanberg Strait, to the southeast are the Oskolki islets. The island is separated from Zelyony Island, 11 km southwest, by the Polonskogo Strait.