The island was a part of Japan during the early 20th century until [[World War II]], during which it was called '''Karafuto''' (樺太) in [[Japanese language|Japanese]]. Most of the 500,000 Japanese were deported after the war's end but some of the descendants of the deportees have started returing to Sakhalin, as late as the 21st century. | The island was a part of Japan during the early 20th century until [[World War II]], during which it was called '''Karafuto''' (樺太) in [[Japanese language|Japanese]]. Most of the 500,000 Japanese were deported after the war's end but some of the descendants of the deportees have started returing to Sakhalin, as late as the 21st century. |