Kai City was formed in 2004 through the merger of the former towns of Ryuo, Shikishima, and Futaba. The region's main specialties include Koshu wine beef and mulberry jam. Another local specialty is the taro called Yawataimo. Kami no Yu Onsen is a famous tourist spot, offering a spectacular view of Mount Fuji and Kofu, attracting many visitors from all over Japan. Kayagatake, a popular spot among mountain climbing enthusiasts, is also a popular destination. The number of climbers is increasing every year. The beautiful terraced rice fields that can be seen in the suburbs are a unique sight in Kai City, making it a popular spot for photographers.