A decorative body includes a first set through a fourth set that are a first solid shape pair at which initial points of respective vectors of a pair of reflecting pieces that are adjacent to one another are adjacent to one another and the respective vectors face in opposite directions, a second solid shape pair at which terminal points of a pair of respective vector of reflecting pieces that are adjacent to one another are adjacent to one another and the respective vectors face in opposite directions, a first solid shape group that is an aggregate in which three or more reflecting pieces at which the orientations of the vectors face in a same direction are continuous, and a third solid shape pair that is a pair formed from two reflecting pieces that do not belong to any of these.