Yamba Dam (Naganohara Town, Agatsuma District, Gunma Prefecture)
Overview (History, Features, and Attractions) Yamba Dam is a multipurpose dam located in Naganohara Town, Agatsuma District, Gunma Prefecture, with purposes including flood control, normalizing water flow, and generating electricity. From planning to construction and completion, there were many years of debate over resident relocation and regional development, and the dam was built in the context of the region's history.