Some facts about Rumonge
Rumonge is the capital of Rumonge Province, Burundi, and is located on the shores of Lake Tanganyika. The 2008 census recorded a population of 35,931 in Rumonge, making it Burundi's fourth largest city. It had a big Arab (Sharji/Azri) presence before Burundi's independence in 1962.
More info on Wikipedia