The price of rice became alarmingly low on such central markets as Osaka and Edo, and the increase in the income due to the increase of agricultural land made by the development of new fields and the increase of land tax also reached the limit.
大坂・江戸などの中央市場での米価の低下が深刻化し、新田開発による耕地の増大や年貢増徴による収入の増加も頭打ちとなった。