Sai River (Gifu)

Sai River
The Sai River flowing alongside Sunomata Castle
Native name犀川 (Japanese)
Location
CountryJapan
Physical characteristics
Source 
  locationMotosu, Gifu
Mouth 
  location
Nagara River
Length12 km (7.5 mi)
Basin size17.18 km2 (6.63 sq mi)
Basin features
River systemKiso River

The Sai River (犀川, Sai-gawa), literally River of Rhino, is a river in Japan which flows through Gifu Prefecture, and empties into the Nagara River.