Abstract
After disaster occurs, various organizations usually conduct investigations in the affected area for understanding disaster situation. In order to avoid excessive burden to the affected area, cooperation and information sharing among different organizations are essential. Collaboration of various anademic fields is much more necessary in case of extremely wide-area disaster because existing academic frameworks may not give solutions to new social problems. In this papers, activities of 79 academic societies after the 2011 off the Pacific coast of Tohoku Earthquake were compared from the viewpoints of system, collaboration, publication of remmomendation and dispatch of specialists to the affected area. [This abstract is not included in the PDF]
