<p>Temporary facilities for private businesses (e.g. stores, factories and offices) are built by the governments after the Great East Japan Earthquake. The purpose of this study is to understand the system of building the temporary facilities for business. The authors interviewed the independent administrative corporation, and analyzed materials from the agency. In conclusion, the institution was planed in order to support continuation and resumption of business. And it was changing in operation. There are a variety of temporary buildings because of flexibility of the system.</p>