1 April 1889 (Meiji 22) - Upon the enforcement of the municipal system, the Uezunuga village merged with Nakagonuga village, and Tsutsuga was established.[1]
On 1 October 2004, Tsutsuga, along with the towns of Kake and Togouchi (all from Yamagata District), was merged to create the town of Akiōta.