Sakai Tadayasu, Known as the Distant General, Promoted Ietsuna's Civil Government but Was Disliked by Tsunayoshi in His Later Years.

Daimyo have vassals who can be called their "right-hand man" or "wisdom bag." The Shogun, the head of the samurai clan, always had capable vassals, and in the Edo period, Arai Hakuseki Yanagisawa Yoshiyasu Tanuma Okitsugu are well-known. However, they were rather irregular figures who became famous, and in fact, many influential people from families close to the Tokugawa family appeared, such as Matsudaira Mizuno Ii Sakai Abe Okubo. One of the…