DISASTER INFORMATION NOTIFICATION METHOD, PORTABLE INFORMATION TERMINAL, PORTABLE TERMINAL DEVICE, DISASTER INFORMATION NOTIFICATION SYSTEM, PROGRAM, AND STORAGE MEDIUM

摘要

PROBLEM TO BE SOLVED: To provide a disaster information notifying method capable of reliably and promptly receiving highly urgent disaster information.;SOLUTION: A first portable information terminal (smartphone 10) carried by at least one of plurality of users receives disaster information, and the first portable information terminal which has received the disaster information performs a broadcast communication according to the Bluetooth (registered trademark) Low Energy standard to a portable terminal device (wrist device 100 ).;SELECTED DRAWING: Figure 1;COPYRIGHT: (C)2018,JPO&INPIT