Initial policies were mainly the order to encourage a frugal life and the issue of local paper currency, but in the middle of the 18th century a monopoly system of local specialties, such as salt and ceramics, was introduced in many domains.
初期は倹約と藩札発布が主であったが、18世紀中盤になると塩・陶器などの土地産物の専売制がかなりの藩で実施される。