A printing apparatus, comprising: a transport belt that is formed as a loop and is capable of supporting a medium; a drive roller configured to rotate the transport belt and thereby transport the medium in a transport direction; a printing section configured to print an image onto the medium; and a control section configured to control a transport action for transporting the medium, wherein the transport belt extends around a plurality of rollers (8,9) that include the drive roller, wherein the printing apparatus further comprises a tension measurement section configured to measure the belt tension, where the belt tension is a tension generated due to the transport belt extending around a plurality of the rollers, the tension being imparted to the transport belt, wherein the control section is configured to accept input of belt tension by accepting input of a measurement result from the tension measurement section, and the control section is configured to control the transport action in accordance with a correction table in which the belt tension and traveling rate of the transport belt corresponding to the belt tension correlate with each other, and characterized in that: the tension measurement section includes a microphone that can detect sound waves generated by causing the transport belt to vibrate, and the tension measurement section is configured to measure the belt tension in accordance with frequencies of sound waves that have been detected by the microphone. a transport belt that is formed as a loop and is capable of supporting a medium; a drive roller configured to rotate the transport belt and thereby transport the medium in a transport direction; a printing section configured to print an image onto the medium; and a control section configured to control a transport action for transporting the medium, wherein the transport belt extends around a plurality of rollers (8,9) that include the drive roller, wherein the printing apparatus further comprises a tension measurement section configured to measure the belt tension, where the belt tension is a tension generated due to the transport belt extending around a plurality of the rollers, the tension being imparted to the transport belt, wherein the control section is configured to accept input of belt tension by accepting input of a measurement result from the tension measurement section, and the control section is configured to control the transport action in accordance with a correction table in which the belt tension and traveling rate of the transport belt corresponding to the belt tension correlate with each other, and characterized in that: the tension measurement section includes a microphone that can detect sound waves generated by causing the transport belt to vibrate, and the tension measurement section is configured to measure the belt tension in accordance with frequencies of sound waves that have been detected by the microphone. the tension measurement section includes a microphone that can detect sound waves generated by causing the transport belt to vibrate, and the tension measurement section is configured to measure the belt tension in accordance with frequencies of sound waves that have been detected by the microphone.