[1] The river originates near Mount Ibuki in the northern part of Sekigahara and flows through central Tarui.

The post town of Tarui-juku, a stop along the old Nakasendō trading route, used to sit along the banks of the river.

The river passes through or forms the boundary of Sekigahara, Tarui, Ōgaki, and Yōrō in Gifu Prefecture.

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