Title: Hatsuden damu ga kensetsu sareta jidai
Subjects: Social life and customs, Dams, History, Damu, Takayamashi-Rekishi, Shirakawamura(Gifuken)-Rekishi
Places: Shirakawa-mura (Gifu-ken, Japan), Shōkawa-mura (Japan), Japan, Shirakawa-mura (Gifu-ken)
Time periods: 20th century