Where does the Kuril Islands belong to?

The Kuril Islands are a chain of islands that stretch from the southern tip of the Kamchatka Peninsula in Russia to the island of Hokkaido in Japan. The Kuril Islands are divided between Russia and Japan, with Russia controlling the northern and central islands and Japan controlling the southern islands. The islands are the subject of a territorial dispute between Russia and Japan, which has not been resolved since the end of World War II.