An image taking system including: (a) a lighting device capable of changing a light emission time to various time length values; (b) an image taking device configured to take an image of a subject portion while light is being emitted by the lighting device; (c) a subject-portion moving device configured to move the subject portion relative to the image taking device, and capable of changing a movement velocity of the subject portion relative to the image taking device, to various velocity values; and (d) a control device configured, during movement of the subject portion by the subject-portion moving device, to cause the lighting device to emit the light for one of the time length values as the light emission time and to cause the image taking device to take the image, and is configured to control the movement velocity, such that an amount of the movement of the subject portion for the above-described one of the time length values is not larger than a predetermined movement amount.