Columbia subject headings:
Harvard subject headings:
Coal miners' spouses--Japan--Fukuoka-ken--Social conditions--20th century.
Women coal miners--Japan--Fukuoka-ken--Social conditions--20th century.
Women--Japan--Fukuoka-ken--Social conditions--20th century.
Princeton subject headings:
Coal miners' spouses--Japan--Kyūshū Region--Social conditions.
Women coal miners--Japan--Kyūshū Region--Social conditions.
Women--Japan--Social conditions--20th century.