The Imphal River is a major river of Manipur state, northeastern India. It is a tributary of the Manipur River, joining it in Thoubal district. It flows past Loktak Lake and the city of Imphal and joins the Lilong River, some 10 kilometres to the south. It flows to Myanmar (Burma) by the name Manipura River. It then reaches Indian Ocean, thereby making Imphal city connected to Indian Ocean. Imphal River was used by Japanese soldiers using boats to reach Imphal in 2nd world war.