Inspector of samurai and inspector general were established so that the shogun could receive information directly, rather than through councilors, meaning that a number of main official posts of the Tokugawa shogunate were established during Iemitsu's rule.
また、目付と大目付を設置し、年寄達を通さずに直接将軍が情報を掌握できるようにするなど、幕府の諸役職は家光の時期に定まっている。