The other is as follows; As a result of detailed investigations of historical materials concerning the medieval period, it is considered that the term of shinshi indicated land control, but that of chigyo the right of obtaining profits from land.
もう1つは、中世史料を詳細に検討した結果、進止の語が土地支配を意味するのに対し、知行の語は土地からの収益処分を指すものとした見解である。