X-ray CT system and method of processing medical images are provided that enable combining of images with reduced effect of the differences in coordinates of the pixels in the overlapped areas of a plurality of constituent images. In one aspect, a detection device is provided. While a low-speed mode key is being depressed by the player, at the same determination, there are repeated the operations in which the formation of the frame image is skipped by three times, for example, and in which the formation is then once made. The cup with the condiment or topping may be inserted into the recess, and removed from the recess, without removing the lid from the base.