Every dot is one of Japan's 1,651 municipalities, plotted at its real coordinates. Koto is marked in red.
Kōtō is a special ward in the Tokyo Metropolis in Japan. The ward refers to itself as Kōtō City in English. As of May 1, 2025, the ward has an estimated population of 543,730, and a population density of 12,648/km2 (32,760/sq mi). The total area is 42.99 km2 (16.60 sq mi).
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区 means "ward" and is read ku. A ward inside a designated city, such as the 23 wards of Tokyo.