Kibishima river (Japanese:亀尾島川) is a first-class river in the Kiso river system located in central Japan. It flows through Gujo City in Gifu Prefecture. The river originates in the Koshimi Mountains (altitude 1,148m) on the border between Gifu and Fukui Prefecture, flows southeast into Hachiman-cho, Gujo City, joins the Nabi River from the right bank, and then changes its flow to the east-southeast. The catchment area is 120.4 km2 and has a river length of 24.1 km up to the Nagara River.[1] | ||||||