Sōma clan
was the 8th "daimyō" of Sōma-Nakamura Domain and the 24th hereditary chieftain of the Sōma clan. He was the third son of Sōma Tokutane, the son of Nobutune. His wife was a daughter of Aoyama Yoshihide of Miyazu Domain. In January 1751 named Tokutane's heir, and was presented in formal audience to "shōgun" Tokugawa Ieshige a month later. The following year, he was appointed Sōma Takatane's heir and was granted the courtesy title of "Sanuki-no-kami". He became "daimyō" in May 1765 on the retirement of Sōma Takatane, and his courtesy title was changed to "Inaba-no-kami" in September 1775. He retired from public life in December 1783, turning his titles over to his son Yoshitane. He died in Nakamura in 1791 at the age of 57.