Tokiwa Dam is a dam completed in Nagano Prefecture , Japan , in 1941 .
Tokiwa Dam is a dam in the Nagano Prefecture , Japan , completed in 1941 .
Tokiwa Dam is a dam in the Nagano Prefecture , Japan , completed in 1941 .
أعد صياغة هذا النص: Tokiwa Dam is a dam completed in Nagano Prefecture , Japan , in 1941 . خرج: