This means that a territory, newly given by the Kamakura bakufu (Japanese feudal government headed by a shogun) or with an official document approving the ownership (Andojo), which has not reigned by the owner in reality for over 20 years, does not allow the actual status changed without discussion about the legitimacy of the rights in accordance with the case of the Udaisho family (the precedent of the family of the MINAMOTO no Yoritomo).
これは、鎌倉幕府から新恩あるいは本領安堵の御下文（安堵状）を得ている所領であっても、現実に知行しないまま年数を経たものについては、20年経過した場合には右大将家の例（源頼朝の家中の先例）に従って権利の正当性についての理非を問わずに現状を変更しない。