Abstract
As an example of public health emergency response for a radioactive source, the case of public health center response for the detection of a radioactive orphan source in a public park in Toshima, Tokyo was reported. Issues were categorized as (1) lack of experiences of radiation emergencies of the public health center, (2) diversity in residents of issues regarding radiation and (3) difficulties of risk communication. It was experiences that importance of collaboration with a public health center and an expert organization and engagement with local residents to strengthen trust relationships between local government and residents rather than by persuading safety.
