Saitama (city) city boundaries. The western portion of the city lies on the lowland created by the Arakawa River along with those created by small rivers such as the Moto-Arakawa River, Shiba River, and Ayase River. The rest of the area mostly resides on the Ōmiya Plateau lying in the north-south direction. Dispersed in this region, major rivers flow southward, almost paralleling to one another. Saitama has ten wards ("ku"), which were assigned official colours as of April 2005: Saitama's economy is principally constituted by commercial business. The city is one of many commercial centers of the Greater Tokyo area and serves
Arakawa River (Fukushima) 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 it flows through Fukushima City, including the Mizubayashi Recreational Woods, Sakura Zutsumi Riverside Park, and the Arakawa Exercise Park, among other recreational and park areas.