title: [Changes in the age structure of Japan by prefectures].
authors.forename: K
authors.initials: K
authors.lastname: Yamaguchi
authors.forename: M
authors.initials: M
authors.lastname: Yamamoto
mesh_terms: D017677:Age Distribution; D000367:Age Factors; D001208:Asia; D003710:Demography; D019049:Developed Countries; D003906:Developing Countries; D005202:Asia, Eastern; D005843:Geography; D007564:Japan; D011153:Population; D011154:Population Characteristics
keywords: Age Distribution--changes; Age Factors; Asia; Demographic Factors; Developed Countries; Developing Countries; Eastern Asia; Geographic Factors; Historical Survey; Japan; Population; Population Characteristics; Spatial Distribution