Iruma River
The 883rd longest river in the world
The Iruma River (Iruma-gawa), is a river in Saitama Prefecture, Japan. It is 63 kilometres (39 mi) long and has a watershed of 721 square kilometres (278 sq mi). The river rises from Mount Ōmochi in Hannō, Saitama and flows to the Arakawa River at Kawagoe, Saitama. Before the flood control projects in the Edo Period, when the Ara River was diverted into its course, the Iruma River flowed on its own into Edo Bay.
Flows through: Japan.
River data from Wikidata (CC0); lengths normalised to a common unit.