Objectives Healthcare professionals are expected to adopt a multidisciplinary approach to protect the health status of individuals, particularly those with frailty, following unprecedented disasters. This study focused on the terms "individual evacuation plan," "residents requiring assistance in evacuation," and "welfare shelters" among physiotherapists, and the degree of knowledge and factors associated with knowledge of these terms were examined to consider ways for physiotherapists to participate more actively in disaster response.Methods A web-based survey was conducted among members of the Fukushima Physical Therapy Association from March 8-31, 2023. The survey items included basic attributes, knowledge of "individual evacuation plan," "residents requiring assistance in evacuation," and "welfare shelters," and the presence of opportunities to acquire knowledge, own evacuation experience, and experience supporting disaster survivors. The association between knowledge and length of career as a physiotherapist, presence of opportunities to acquire knowledge, own evacuation experience, and experience supporting disaster survivors were examined using the χ