 Yonezawa Domain became Yonezawa prefecture with the abolition of the han system as a whole two years later, and was then combined with Okitama prefecture to form Yamagata prefecture.The final "daimyō" of Yonezawa, Uesugi Mochinori, was later ennobled with the new "kazoku" peerage title of "hakushaku" (Count).Famous advisors ("karō") of the Yonezawa Domain through the course of the Edo period included Chisaka Takafusa, Irobe Matashirō, and Chisaka Takamasa.