Arakawa, Tokyo Arakawa, Tokyo Arakawa has sister-city relationships with Donaustadt in Vienna, Austria, and with Corvallis, Oregon, U.S. Domestically, it has similar relationships with nine cities, towns and villages. As of May 1, 2015, the ward has an estimated population of 208,763, and a population density of about 20,550 persons per km². The total area is 10.16 km². Arakawa is in the northeastern part of Tokyo. The shape is long and narrow, stretching from west to east. The Sumida River forms the northern boundary. The ward is surrounded by five other special wards. To the north lies Adachi; to the west, Kita;
Two Rivers, Wisconsin derives its name from the East Twin River and the West Twin River which meet in the city less than a mile from their outflows at Lake Michigan. Two Rivers is located at (44.154928, −87.57642). According to the United States Census Bureau, the city has a total area of , of which, is land and is water. Two Rivers, Wisconsin lies within the humid continental climate zone, modified by its close proximity to Lake Michigan. This gives the city more moderate temperatures and lesser extremes compared to its inland counterparts. The lake influence also gives Two Rivers a greater seasonal