The present invention provides a hair processing accelerator which can uniformly irradiate heat to a hairline of all circumferences of a head of hair. The present invention is provided with a first heater unit 1 for a head top of an approximate semicircular shape which irradiates heat to a head top of a head of hair, and second and third heater units 2 and 3 for a hairline of an approximate semicircular shape which irradiate heat to a hairline of a head of hair, wherein each top portion of the second and the third heater unites 2 and 3 for a hairline is connected to a top portion of the first heater unit 1 fixed to a body supporting part 5 by rotation shafts 4a and 4b, whereby the second and the third heater units 2 and 3 can rotate within a predetermined range. Further, the hair processing accelerator inserted to a top portion of a stand 10 and placed at a floor face, to be movable.