An arrangement jig for a wire harness, the arrangement jig being suitable for transportation being stored in a storage container with connectors of the wire harness retained on it, comprising: a plurality of blocks having a connector receiving unit that is configured to receive connectors of a wire harness so that each connector is filled into the connector receiving unit of each block, wherein the plurality of blocks are configured to be arranged in a plane on a developed table and configured to be dispersed in a developed form by sliding in a certain direction on the developed table and to be put together in one place in a folded form by sliding in the opposite direction with the arrangement jig being turned upside down, and wherein the plurality of blocks have placement forms that are selectively deformable therebetween, the placement forms including: a developed form in which the connector receiving unit corresponds to a position of the connectors in an actual arrangement shape of the wire harness; and a folded form in which the plurality of blocks are tightly assembled for a storage; a retaining unit including a linear flexible connecting member having a predetermined length, wherein the plurality of blocks are connected via the connecting member, and the length of the connecting member is set such that the connector receiving unit of the plurality of blocks is placed at the position of connectors in the actual arrangement shape of the wire harness when the plurality of blocks are slid in a certain direction on the developed table to extend the connecting member by the predetermined length, and thereby defines and retains a mutual positional relation between the plurality of blocks in the developed form; and a restraining member that surrounds the plurality of blocks to retain the folded form when the plurality of blocks are assembled in the folded form. a plurality of blocks having a connector receiving unit that is configured to receive connectors of a wire harness so that each connector is filled into the connector receiving unit of each block, wherein the plurality of blocks are configured to be arranged in a plane on a developed table and configured to be dispersed in a developed form by sliding in a certain direction on the developed table and to be put together in one place in a folded form by sliding in the opposite direction with the arrangement jig being turned upside down, and wherein the plurality of blocks have placement forms that are selectively deformable therebetween, the placement forms including: a developed form in which the connector receiving unit corresponds to a position of the connectors in an actual arrangement shape of the wire harness; and a folded form in which the plurality of blocks are tightly assembled for a storage; a retaining unit including a linear flexible connecting member having a predetermined length, wherein the plurality of blocks are connected via the connecting member, and the length of the connecting member is set such that the connector receiving unit of the plurality of blocks is placed at the position of connectors in the actual arrangement shape of the wire harness when the plurality of blocks are slid in a certain direction on the developed table to extend the connecting member by the predetermined length, and thereby defines and retains a mutual positional relation between the plurality of blocks in the developed form; and a restraining member that surrounds the plurality of blocks to retain the folded form when the plurality of blocks are assembled in the folded form.