title: [A retrospective of Japanese demography for the most recent two decades. Part 1: developments in research on population structure and aging].
mesh_terms: D017677:Age Distribution; D000367:Age Factors; D001208:Asia; D003710:Demography; D019049:Developed Countries; D005202:Asia, Eastern; D007564:Japan; D011153:Population; D011154:Population Characteristics; D011157:Population Dynamics; D012106:Research
keywords: Age Distribution; Age Factors; Asia; Demographic Aging; Demographic Factors; Developed Countries; Eastern Asia; Japan; Literature Review; Population; Population Characteristics; Population Dynamics; Research Activities; Research Methodology