 He was received in audience by "Shōgun" Tokugawa Tsunayoshi at the age of five, and was permitted to take the "Matsudaira" name as an honor in 1701.In 1709, he received a fief of 10,000 "koku" from his father's lands in Kōfu Domain, becoming daimyō of Kōfu Shinden Domain.In 1724, his estates were transferred from Kōfu to Echigo Province, and he became "daimyō" of Mikkaichi; however, he turned his estate over to his younger brother and went into retirement shortly afterwards.