Matsudaira Yoshinaga
Matsudaira Yoshinaga (松平 慶永, October 10, 1828 – June 2, 1890), also known as Matsudaira Keiei, or better known as Matsudaira Shungaku (春嶽) was a Japanese daimyō of the Edo period. He was head of Fukui Domain in Echizen Province. He is counted as one of the "Four Wise Lords of the Bakumatsu period" (幕末の四賢侯, Bakumatsu no Shikenkō), along with Date Munenari, Yamauchi Yōdō and Shimazu Nariakira. "Yoshinaga" is his imina and "Shungaku" (春嶽, "Spring Mountain") is his gō.