To provide an image formation device for which the temperature rise of transfer remaining toner inside a cleaner is suppressed without enlarging a fan.

The image formation device is provided with a photosensitive drum 1, the cleaner 15 for cleaning the transfer remaining toner on the surface of the photosensitive drum 12, a toner discharging screw 19 for carrying the transfer remaining toner inside the cleaner 15 to the outside of the cleaner 15 and a fixing device 14 provided with a heat roller 20. For the representative constitution of the image formation device, an intake fan 22 for sucking the outdoor air in a longitudinal direction between the cleaner 15 and the fixing device 14 and an air duct 21 arranged so as to make an air flow formed by the intake fan 22 pass between the fixing device 14 and the cleaner 15 are provided and an air guide 30 connected to the air duct 21 for blowing the air after being made to pass through the duct to the outer wall of the cleaner 15 is provided.