An inkjet printing device comprising: a printing means having an inkjet head configured to perform printing by ejecting ink onto a recording medium; a drying means (20, 40) configured to dry ink that has landed on the recording medium, the drying means (20, 40) including a fan configured to blow air toward the printing surface of the recording medium, characterized in that: the drying means further includes a heater disposed at a position facing the inkjet head and configured to heat the recording medium from the surface side that is opposite to the printing surface; and the inkjet printing device further includes: a cleaning means configured to clean the inkjet head; and a control means configured to control the inkjet head, the fan and the heater, wherein the control means is configured to make the ink drying efficiency during cleaning of the inkjet head lower than the ink drying efficiency during ejection of ink from the inkjet head by making the rotation speed of the fan during cleaning of the inkjet head lower than the rotation speed of the fan during ejection of ink from the inkjet head and making the rotation speed of the fan during ejection of ink from the inkjet head higher than the rotation speed of the fan during cleaning of the inkjet head. a printing means having an inkjet head configured to perform printing by ejecting ink onto a recording medium; a drying means (20, 40) configured to dry ink that has landed on the recording medium, the drying means (20, 40) including a fan configured to blow air toward the printing surface of the recording medium, characterized in that: the drying means further includes a heater disposed at a position facing the inkjet head and configured to heat the recording medium from the surface side that is opposite to the printing surface; and the inkjet printing device further includes: a cleaning means configured to clean the inkjet head; and a control means configured to control the inkjet head, the fan and the heater, wherein the control means is configured to make the ink drying efficiency during cleaning of the inkjet head lower than the ink drying efficiency during ejection of ink from the inkjet head by making the rotation speed of the fan during cleaning of the inkjet head lower than the rotation speed of the fan during ejection of ink from the inkjet head and making the rotation speed of the fan during ejection of ink from the inkjet head higher than the rotation speed of the fan during cleaning of the inkjet head. the drying means further includes a heater disposed at a position facing the inkjet head and configured to heat the recording medium from the surface side that is opposite to the printing surface; and the inkjet printing device further includes: a cleaning means configured to clean the inkjet head; and a control means configured to control the inkjet head, the fan and the heater, wherein the control means is configured to make the ink drying efficiency during cleaning of the inkjet head lower than the ink drying efficiency during ejection of ink from the inkjet head by making the rotation speed of the fan during cleaning of the inkjet head lower than the rotation speed of the fan during ejection of ink from the inkjet head and making the rotation speed of the fan during ejection of ink from the inkjet head higher than the rotation speed of the fan during cleaning of the inkjet head. a cleaning means configured to clean the inkjet head; and a control means configured to control the inkjet head, the fan and the heater, wherein the control means is configured to make the ink drying efficiency during cleaning of the inkjet head lower than the ink drying efficiency during ejection of ink from the inkjet head by making the rotation speed of the fan during cleaning of the inkjet head lower than the rotation speed of the fan during ejection of ink from the inkjet head and making the rotation speed of the fan during ejection of ink from the inkjet head higher than the rotation speed of the fan during cleaning of the inkjet head.