One of the revolutionary points of this law was to issue Shinpai (信牌) (port-entry permit) which set the next port entry due date and the enhanced trading management through administrative reforms in Nagasaki.
また、同法の画期的な部分は次回来航期限を定めた信牌交付や長崎の行政改革による貿易管理の強化の部分にある。