A shock absorbing structure including a shock absorbing unit unitized by combining a plurality of shock absorbers, wherein each of the shock absorbers is formed of a shock absorber having a columnar outer shape and including, as outer surfaces, a first end surface and a second end surface that are located opposite to each other in an axial direction in which an axial line extends, and a plurality of connection surfaces connecting a peripheral edge of the first end surface and a peripheral edge of the second end surface, wherein the first end surface has an outer shape of an N-sided polygon (N is an integer of 3 or more) when viewed in the axial direction, the second end surface has an outer shape of an M-sided polygon (M is an integer of 4 or more and more than N) when viewed in the axial direction, (M - N) vertices are provided at intermediate positions in the axial direction on a circumferential surface defined by the connection surfaces, one first ridgeline is provided to extend from the (M - N) vertices provided on the circumferential surface to reach a corresponding one vertex among N vertices provided on the first end surface, two second ridgelines each are provided to extend from the (M - N) vertices provided on the circumferential surface to reach a corresponding one of two vertices among M vertices provided on the second end surface, the two vertices being adjacent to each other in a circumferential direction, (2 × N - M) third ridgelines each are provided to extend from a corresponding one of remaining vertices among the N vertices provided on the first end surface to reach a corresponding one of remaining vertices among the M vertices provided on the second end surface, ridgelines included in the first ridgeline, the second ridgelines, and the third ridgelines do not intersect with each other, and ridgelines included in the first ridgeline, the second ridgelines, and the third ridgelines define the connection surfaces, wherein the shock absorbers each have the plurality of connection surfaces, and the shock absorbers are disposed adjacent to each other such that, among the connection surfaces, connection surfaces each defined by at least one of the first ridgeline and the second ridgelines face each other with a gap interposed therebetween, and wherein the gap provided between the shock absorbers is substantially identical in size. a first end surface and a second end surface that are located opposite to each other in an axial direction in which an axial line extends, and a plurality of connection surfaces connecting a peripheral edge of the first end surface and a peripheral edge of the second end surface, wherein the first end surface has an outer shape of an N-sided polygon (N is an integer of 3 or more) when viewed in the axial direction, the second end surface has an outer shape of an M-sided polygon (M is an integer of 4 or more and more than N) when viewed in the axial direction, (M - N) vertices are provided at intermediate positions in the axial direction on a circumferential surface defined by the connection surfaces, one first ridgeline is provided to extend from the (M - N) vertices provided on the circumferential surface to reach a corresponding one vertex among N vertices provided on the first end surface, two second ridgelines each are provided to extend from the (M - N) vertices provided on the circumferential surface to reach a corresponding one of two vertices among M vertices provided on the second end surface, the two vertices being adjacent to each other in a circumferential direction, (2 × N - M) third ridgelines each are provided to extend from a corresponding one of remaining vertices among the N vertices provided on the first end surface to reach a corresponding one of remaining vertices among the M vertices provided on the second end surface, ridgelines included in the first ridgeline, the second ridgelines, and the third ridgelines do not intersect with each other, and ridgelines included in the first ridgeline, the second ridgelines, and the third ridgelines define the connection surfaces, wherein the shock absorbers each have the plurality of connection surfaces, and the shock absorbers are disposed adjacent to each other such that, among the connection surfaces, connection surfaces each defined by at least one of the first ridgeline and the second ridgelines face each other with a gap interposed therebetween, and wherein the gap provided between the shock absorbers is substantially identical in size.