The objective of this study is reveal the factors concerning the municipal officials who are in charge of disaster waste management. In this study, the questionnaire survey on information relevant to disaster waste management was carried out. Using the factor analysis, potential factors related ownership of municipal officials in disaster waste management were examined. As a result, seven factors were extracted. In addition, path diagrams were pointed out that knowledge through taking seminar or short course increases the self-efficiency for disaster waste management, but does not necessarily increase the interest in disaster debris management planning and the ownership for safety and security of citizen in disaster. On the other hand, knowledge and awareness through both taking seminar or short course and having training or workshop make the municipal officials to increase the ownership for safety and security of citizen effectively.