Карафуто
Between 1905 and 1945, the Japanese Empire administered the southern half of Sakhalin, using the name . The area was designated a , the same term given to Hokkaidō at the time. It is commonly referred to as Karafuto Prefecture in English. The prefecture was divided into 4 , which in turn were subdivided into 11 districts, in turn divided into 41 municipalities (1 city, 13 towns, and 27 villages)