Sunpu Domain was a feudal domain under the Tokugawa shogunate of Edo period Japan. The domain centered at Sunpu Castle is what is now the Aoi-ku, Shizuoka. From 1869 it was briefly called Shizuoka Domain (静岡藩).

Tōtōmi Province was a province of Japan in the area of Japan that is today western Shizuoka Prefecture. Tōtōmi bordered on Mikawa, Suruga and Shinano Provinces. Its abbreviated form name was Enshū (遠州). The origin of its name is the old name of Lake Hamana.