Population of the Empire of Japan. Current Resident Population (Population census on Oct. 1, 1925 and Oct. 1, 1930) : Statistical Yearbook of Imperial Japan 50 (1931) Table 8A

PERIOD: Population census on Oct. 1, 1925 and Oct. 1, 1930. SOURCE: [Survey by the Statistics Bureau, Imperial Cabinet; Statistics by government offices, overseas territories of Japan].

时期：1925年10月1日及1930年10月1日之人口普查。来源：[大正内阁统计局调查；日本海外领土政府机关统计]}