Title: Kindai Chikuhō tankō ni okeru josei rōdō to kazoku
Subjects: Josei rōdō-Rekishi, Hoikusho-Rekishi, Coal miners' spouses, Chikuhō tanden, Kōzan rōdō-Rekishi, Coal mines and mining, Employment, Women, Women coal miners, Social conditions
Places: Kitakyūshū Region, Japan, Chikuho-machi