Tsurumi,is one of the 18 ku of the city of Yokohama in Kanagawa Prefecture, Japan. As of 2010, the ward had an estimated population of 270,433 and a density of 8,140 persons per km². The total area was 33.23 km².GeographyTsurumi-ku is located in eastern Kanagawa Prefecture, in the northeast corner of the city of Yokohama.Surrounding municipalitiesKanagawa WardKōhoku WardKawasaki