Nakano (中野区, Nakano-ku) is a special ward in Tokyo, Japan. The English translation of its Japanese self-designation is Nakano City. As of May 1, 2015, the ward has an estimated population of 322,731, and a population density of 20,701 persons per km2. The total area is 15.59 km2. Nakano is the most densely populated city in Japan.
