A non-combustion type flavor inhaler (100) comprising:an atomizer (111R) for atomizing an aerosol source without burning; anda controller (53) for controlling power supply to the atomizer (111R),wherein the controller causes an operation of supplying power to a heating resistor of the atomizer to be in an inactive state for a predetermined duration in a state that the aerosol source is being atomized, then causes the operation to be in an active state.