関東州
Japan acquired Korea, Karafuto (South Sakhalin), and the Kwantung Leased Territory as a result of the Russo-Japanese War, and a was established within the Japanese Home Ministry on 22 June 1910. The bureau came under much criticism for its ineffectiveness, and on 10 June 1929, it was elevated into a separate cabinet-level ministry under Prime Minister Giichi Tanaka.