It is believed that one of the local ordinary people inscribed it in commemoration of the Tokuseirei (order to return the land sold and cancel the debts) which they gained through the peasants' uprising of the Shocho era in 1428.
正長元年（1428年）の正長の土一揆によって徳政令を勝ち取った郷民の誰かが記念に彫ったものとされている。