The is a river that flows from Gifu Prefecture to Toyama Prefecture in Japan. It is called Miya River (宮川 Miya-gawa) in Gifu. It is in length and has a watershed of . Geography The river flows from Mount Kaore in Gifu and meets the Takahara River at the border between Gifu and Toyama. Then it flows straight to the north and pours into Toyama Bay and the Sea of Japan. It once meandered through the city of Toyama, but the new waterway was constructed in the west of the city to avoid floods. Toyama City Hall and other governments are located on the reclaimed land of the old river. Toyama Prefecture Toyama (city) Tributary Ida River Kumano River Nagamune River Takahara River Pollution The river was polluted with cadmium due to mining and caused the itai-itai disease in the downstream towns around World War II. Naming The Japanese Navy cruiser was named after this river. External links (mouth) Rivers of Toyama Prefecture Rivers of Gifu Prefecture Rivers of Japan