About IWASAWA MIHO
About 社会保障・人口問題研
About aging society with a falling birthrate
About population problem
About family relation
About time course
About feeling of value
About marriage
About life style
About social feeling
About economic situation
About labor market
About childcare
About family make-up
About social welfare
About one's view of life and death
About Divorce
About Urban problems,urban disaster prevention
About 人口減少社会
About 先
About 家族