Title: Rōgo mondai no kenkyū
Subjects: Older people, History, Old age assistance, Psychology, Geriatric psychiatry, Family relationships, Old age, Social conditions, Economic conditions, Services for, Sengo kōrei shakai kihon bunkenshū, Old age pensions, Mothers' pensions, Child welfare, Law and legislation, Japan, Old age homes, Institutional care, Cross-cultural studies
Places: Japan
Time periods: 20th century