Sumida, Tokyo International schools: Sumida maintains sister-city relationships with Seodaemun-gu, Seoul, South Korea, and with Shijingshan District, Beijing, China. Sumida, Tokyo , literally "Ink Field", is a special ward located in Tokyo Metropolis, Japan. The English translation of its Japanese self-designation is Sumida City. As of May 1, 2015, the ward has an estimated population of 257,300, and a population density of 18,690 persons per km². The total area is 13.77 km². Sumida is in the northeastern part of the mainland portion of Tokyo. The Sumida and Arakawa are the major rivers, and form parts of its boundaries. Its neighbors are all
Arakawa River (Fukushima) Tourism. For four years in a row, from 2004 to 2007, the Arakawa River ranked first in water quality among rivers in the Tōhoku region. Arakawa River (Fukushima) The is a river in Fukushima, Fukushima, Japan. The Arakawa River originates from the Azuma Mountain Range and flows eastward into the western part of the Fukushima Basin, joining with other smaller rivers from Mt. Issaikyō, Mt. Higashi-Azuma, and Mt. Tetsu along the way. It eventually terminates into the Abukuma River in the Ogura area of Fukushima City. There are many recreational facilities that line the coast of the Arakawa River as