2013 年 2013 巻 SAI-017 号 p. 02-
During an emergency, information on the emergency is important to egress safely from buildings and to conduct rescue operations quickly. Nowadays, almost everyone has mobile phones and they communicate each other using social network (SNS). In this paper, we propose three types of communication model: broadcast, face to face (word of mouth), and SNS and demonstrate differences of evacuation effects.