[Prefectural differentials in recent fertility].
D001208:Asia; D003710:Demography; D019049:Developed Countries; D005202:Asia, Eastern; D005298:Fertility; D005843:Geography; D007564:Japan; D011153:Population; D011157:Population Dynamics
Asia; Demographic Factors; Developed Countries; Differential Fertility; Eastern Asia; Fertility; Geographic Factors; Japan; Marital Fertility; Population; Population Dynamics