To reduce times and labors concerned in transaction and an expense related to distribution of an article in a seller, in an electronic commercial transaction such as a network auction.

This physical distribution method is characterized by being provided with a recycled package with an ID, and a means for controlling the package, based on the ID. In the physical distribution method, the distribution and payment are collectively controlled according to input information when purchases and sales are established, by a control means in an electronic commercial transaction operation site, using the reusable package provided with a packaging part 111 for storing the article, an opening and closing part 112 for taking the article in and out, and an ID part 113 for controlling the package.