Exports and Imports by Country (1925-1929) : Statistical Yearbook of Imperial Japan 49 (1930) Table 138

PERIOD: Japan proper, 1925-1929. Korea, Taiwan and Kwantung Province, 1924-1928. SOURCE: Annual Return of the Foreign Trade of the Empire of Japan; [Statistics by government offices, overseas territories of Japan].

时期：日本本土，1925-1929年；朝鲜、台湾及关东州，1924-1928年。来源：《大日本帝国对外贸易年报》；[由政府机关及日本海外领土统计数据编制]。