A surveying system that comprises a position relation calculating processor, a correspondence establishing processor, and an image processor is provided. Therefore, the each widthwise outer end portion of the inner belt ply 35a is easily reduced in the widthwise direction, whereby shearing deformation in section to the each widthwise outer end portion of the reinforcing ply 42a, 42b is reduced. The selection device is manipulated by the respective opponent players to sequentially chance select what opponent figure part is to be removed and then that particular body part, including armor and weapons, is removed from the opponent figure as directed by the selection device. towards a space of interest; and at least one receiving unit tuned to a frequency of nf1+mf2+qf3.