A belt-type continuously variable transmission equipped with a driving source (1, 2) having a motor generator, a primary pulley connected to the driving source (1, 2), a secondary pulley connected to drive road wheels (6, 6), a belt wrapped around across the primary pulley and the secondary pulley, a pulley hydraulic pressure control means for controlling pulley hydraulic pressures to the primary pulley and the secondary pulley, and a control device comprising: an operating state determination means for determining whether an operating state is a driving state where a direction of an input torque inputted to the belt-type continuously variable transmission is a direction in which the drive road wheels (6, 6) are driven by the input torque from the driving source (1, 2) or a coasting state where the input torque direction is a direction in which the driving source (1, 2) is co-rotated by the input torque from the drive road wheels (6, 6), wherein the pulley hydraulic pressure control means sets the pulley hydraulic pressure for the input torque for when it is determined that the operating state is the coasting state higher than the pulley hydraulic pressure for the input torque for when it is determined that the operating state is the driving state, characterized in that the operating state determination means determines that the operating state is the coasting state when regenerative braking is performed by the motor generator, the pulley hydraulic pressure control means has a map for driving, corresponding to a hydraulic pressure characteristic for driving showing a relation between torque for driving and pulley hydraulic pressure, and a map for coasting, corresponding to a hydraulic pressure characteristic for coasting showing a relation between torque for coasting and pulley hydraulic pressure, a gradient (Kc) of the hydraulic pressure characteristic for coasting being set greater than a gradient (Kd) of the hydraulic pressure characteristic for driving such that, for a same input torque, the pulley hydraulic pressure derived from the map for coasting is set higher than that derived from the map for driving, and the pulley hydraulic pressure control means sets a target pulley hydraulic pressure (Pc*), using the map for coasting, when it is determined that the operating state is the coasting state. an operating state determination means for determining whether an operating state is a driving state where a direction of an input torque inputted to the belt-type continuously variable transmission is a direction in which the drive road wheels (6, 6) are driven by the input torque from the driving source (1, 2) or a coasting state where the input torque direction is a direction in which the driving source (1, 2) is co-rotated by the input torque from the drive road wheels (6, 6), wherein the pulley hydraulic pressure control means sets the pulley hydraulic pressure for the input torque for when it is determined that the operating state is the coasting state higher than the pulley hydraulic pressure for the input torque for when it is determined that the operating state is the driving state, characterized in that the operating state determination means determines that the operating state is the coasting state when regenerative braking is performed by the motor generator, the pulley hydraulic pressure control means has a map for driving, corresponding to a hydraulic pressure characteristic for driving showing a relation between torque for driving and pulley hydraulic pressure, and a map for coasting, corresponding to a hydraulic pressure characteristic for coasting showing a relation between torque for coasting and pulley hydraulic pressure, a gradient (Kc) of the hydraulic pressure characteristic for coasting being set greater than a gradient (Kd) of the hydraulic pressure characteristic for driving such that, for a same input torque, the pulley hydraulic pressure derived from the map for coasting is set higher than that derived from the map for driving, and the pulley hydraulic pressure control means sets a target pulley hydraulic pressure (Pc*), using the map for coasting, when it is determined that the operating state is the coasting state.