The is a river located in Gunma Prefecture, Japan. It is a branch of the Tone River and the government of Japan classifies it as a Class 1 river. It generally flows in a south-easterly direction.
River communities The river passes through or forms the boundary of the following communities:
Gunma Prefecture Takasaki, Fujioka, Tamamura Nagano Prefecture Saku Saitama Prefecture Kamisato, Honjō
Scenic areas The river runs through the Karasugawa Ravine in Takasaki, which has hiking trails for visitors to access the river.Karasugawa Ravine . Takasaki City. Accessed October 24, 2010.
References