SUPERIOR MONITORING UNIT, INFORMATION SUPPLY METHOD, INFERIOR MONITORING UNIT AND PORTABLE TERMINAL

摘要

PROBLEM TO BE SOLVED: To provide a superior monitoring unit, an information supply method, an inferior monitoring unit and a portable terminal that can induce a target user to act for energy saving by using information on power use situations of other users, and protect information of users at an information supply side.SOLUTION: A superior monitoring unit 271 can communicate information with each of plural inferior monitoring units 71 whose power use conditions are monitored within a monitoring area by the superior monitoring unit 271, receives use information as information on power use conditions from the plural inferior monitoring units 71, creates induction information as information for inducing users to act for energy saving on the basis of the received use information, and transmits the created induction information to the plural inferior monitoring units 71. At this time, the induction information is created so that personal information of the users of the inferior monitoring units 71 which supply the use information to the superior monitoring unit 271 is not contained in the induction information.