While this was a policy that could only work in national isolation from the viewpoint of the international situation at that time, it caused gold to move overseas after the Treaty between the United States of America and the Empire of Japan.
しかしこれは当時の国際情勢を鑑みれば鎖国の下でのみ通用する政策であり、そのことが日米和親条約後の金流出へと至る原因となった。