The Yamagata Domain was a feudal domain in Japan during the Edo period, located in what is now Yamagata Prefecture. It was established in the early 17th century and governed by the Uesugi clan, who were prominent samurai leaders. The domain played a significant role in regional politics and economy, focusing on agriculture and trade. The Yamagata Domain was known for its rich natural resources, including rice production, which was vital for its economy. The domain's capital was Yamagata Castle, which served as the administrative center. The area is also recognized for its cultural heritage, including traditional crafts and festivals.