However, the bakufu began having serious financial problems starting from the reconstruction of Edo city, which was burnt down due to the Great Fire in the Meireki era, to the decline of gold produced from Sado Gold Mine in the Sadoga-shima Island, and the comparative fall of the rice price against the prices of other commodities.
しかし、明暦の大火による江戸の消失と再建、佐渡島佐渡金山からの金採掘の減少、諸物価に対する米価の下落は、幕府財政を逼迫することとなった。