Note that it does not mean that they took up a completely new Shiki called Jito; Jito was simply a position, among Shokan, Goji and Hoji, which had a master-subordinate relationship with the feudal government.
彼らは地頭という全く新しい職に付いたわけではなく、あくまで荘官や郷司・保司のうち幕府と主従関係を結んだものが地頭と呼ばれる点に付いては注意されたい。