This paper analyzes the collaboration between museums and regional organizations for the development educational activities. The result can be given as follows : (1) The collaboration between museums and each regional oganizations are confined to a fundamental collaboration type of "offering of an equipment and facility" and "rental of a document". (2) In future the collaboration between museums and regional organizations are a great demand which seems to be concemed with positively such as "joint enforcement of investigaion and a study" and "activity support by human interchange" . (3) There are includes a problems of such as lack of"in charge of stuff" and "an activity budget" Considering that these problems shall be prioritized to be solved, it is necessary for the museum to stimulate the 'active participation' of residents in order to get more visitors or palticipants.