The area of the modern city of Kinokawa was within ancient
Kii Province. After the
Meiji restoration, the area became organized into 36 villages within
Naga District, Wakayama with the creation of the modern municipalities system on April 1, 1889.
Kokawa was raised to town status on November 10, 1894, and
Kishigawa on March 31, 1955 and
Naga on July 1, 1955. The towns of
Momoyama, and
Uchita were established in 1956. The modern city of Kinokawa was established on November 11, 2005, from the merger of the five towns of Kokawa, Kishigawa, Naga, Momoyama and Uchita. ==Government==