is a town located in Yamagata Prefecture, Japan. , the town had an estimated population of 5,225 in 1851 households, and a population density of 145.1 persons per km². The total area of the town is . Geography Nishikawa is located in mountainous central Yamagata and includes Mount Gassan and Mount Asahi within its borders. The Sagae River passes through the town. Part of the town is within the borders of the Bandai-Asahi National Park. Neighboring municipalities Yamagata Prefecture Sagae Tsuruoka Ōe Asahi Oguni Shōnai Ōkura Niigata Prefecture Murakami Climate Nishikawa has a Humid continental climate (Köppen climate classification Dfb) with large seasonal temperature differences, with warm to hot (and often humid) summers and cold (sometimes severely cold) winters. Precipitation is significant throughout the year, but is heaviest from August to October. The average annual temperature in Nishikawa is . The average annual rainfall is with December as the wettest month. The temperatures are highest on average in August, at around , and lowest in January, at around . Demographics Per Japanese census data, the population of Nishikawa peaked around 1950 and has declined considerably since then. It is now less than half what it was a century ago. History The area of present-day Nishikawa was part of ancient Dewa Province. After the start of the Meiji period, the area became part of Nishimurayama District, Yamagata Prefecture. The town of Nishikawa was established on October 1, 1954 by the merger of the villages of Kawadoi, Nishiyama, Hondōji and Ōisawa. Economy The economy of Nishikawa is based on seasonal tourism and forestry. Education Nishikawa has one public elementary schools and one public middle school operated by the town government. The town does not have a high school. Transportation Railway Nishikawa is not served by any passenger rail service. The nearest station is Uzen-Takamatsu Station in the neighboring city of Sagae. Highway Yamagata Expressway : Nishikawa IC, Gassan IC Local attractions Mount Gassan Mount Asahi Mizugatoro Dam Sagae Dam Iwanesawa Sanzan Shrine Sister city relations Frisco, Colorado, USA – since August 29, 1990 References External links Official Website Towns in Yamagata Prefecture