WebNakano (Japanese: 中野, Nakano) is a special ward in the Tokyo Metropolis in Japan. The English translation of its Japanese self-designation is Nakano City (中野区, Nakano-ku). As of May 1, 2015, the ward has an estimated population of 322,731, and a population density of 20,701 persons per km 2. The total area is 15.59 km 2.