Taitō is a special ward in the Tokyo Metropolis in Japan. In English, it is known as Taitō City. As of May 1, 2015, the ward has an estimated population of 186,276, and a population density of 18,420 persons per km2. The total area is 10.11 square kilometres. This makes Taito ward the smallest of Tokyo's wards in area, and third-smallest in population.