Neo River

Neo River
Neo River
Origin Mount Nōgōhaku
Mouth Ibi River
Basin countries Japan
Length 47 km (29 mi)
Source elevation 1,617 m (5,305 ft)
Basin area 389 km2 (150 sq mi)
River system Kiso River

The Neo River (根尾川 Neo-gawa?) is a river in Japan which flows through Gifu Prefecture, and is part of the Kiso River system. North of Ōno, the river is also called the Yabu River (藪川 Yabu-kawa?).


The river originates on Mount Nōgōhaku, which lies on the border of Gifu and Fukui prefectures. After starting in Motosu, the river flows into Ibigawa, where it merges with the Ibi River.

River communities

The river passes through or forms the boundary of Motosu, Ibigawa, Ōno, and Hozumi, all in Gifu Prefecture.