It was written when the Yatsushiro no sho teihai-jiken (incident of the abolishment of Yatsushiro no sho) occurred at Yatsushiro no sho in Kai Province, which was the estate of Kumano-sha Shrine.
熊野社領である甲斐国八代荘で発生した八代荘停廃事件を機にまとめられたもの。