To provide a photographic processing apparatus capable of efficiently performing temperature raising processing in a drying processing apparatus.

The drying processing apparatus 60 includes a conveyance part 61 which conveys printing paper P in a conveying direction, a blower fan 71 which sends out dry air for drying the printing paper P conveyed by the conveyance part 61, a slit 74 which blows the dry air sent out by the blower fan 71 to the conveyed printing paper P, a slide 75 which varies the slit width of the slit 74, and a control part 80 which controls the slide 57 to decrease the slit width and also controls the blower fan 71 to lower the number of revolutions when the temperature is raised.

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