Kai, Yamanashi


Kai is a city located in Yamanashi Prefecture, Japan. , the city had an estimated population of 75,706, and a population density of 1,100 persons per km². The total area of the city is.

Geography

Kai is located in central Yamanashi Prefecture, orientated north-south along the banks of the Fuji River.

Surrounding municipalities

Yamanashi Prefecture
Per Japanese census data, the population of Kai has grown rapidly over the past 40 years.

Climate

The city has a climate characterized by characterized by hot and humid summers, and relatively mild winters. The average annual temperature in Kai is 14.3 °C. The average annual rainfall is 1240 mm with September as the wettest month. The temperatures are highest on average in August, at around 26.7 °C, and lowest in January, at around 2.4 °C.

History

The area of present day Kai was part of ancient Kai Province and have numerous Jomon period ruins. During the Sengoku period, warlord Takeda Shingen built embankments on the Kamanashi River for flood control and to open up new rice lands. During the Edo period, all of Kai Province was tenryō territory under direct control of the Tokugawa shogunate.
The city of Kai was established on September 1, 2004, from the merger of the town of Futaba, and the towns of Ryūō and Shikishima. It takes its name from the old name for Yamanashi Prefecture, Kai Province.

Government

Kai has a mayor-council form of government with a directly elected mayor and a unicameral city legislature of 15 members.

Education

Kai has eleven public elementary schools and five public middle schools operated by the city government and one public high school operated by the Yamanashi Prefectural Board of Education.

Transportation

Railway