The main causes of the financial reforms were agemairei (a system established within the Kyoho Reforms, which ordered daimyo to pay a certain amount of rice tax and instead allowed them to shorten the obligatory stay of 1 year in Edo to 6 months for sankinkotai [a system under which feudal lords in the Edo period were required to spend every other year in residence in Edo]) and tax increases.
財政再建の一番の要因は上米令と増税によるものであった。