EXISTENCE STATE REPORTING METHOD, EXISTENCE STATE REPORTING SYSTEM, AND EXISTENCE STATE REPORTING PROGRAM

摘要

PROBLEM TO BE SOLVED: To determine the existence state of a person.SOLUTION: A method includes: determining an existence state of a first person using a first client device to report the existence state to another client device; receiving plural data feeds; receiving, as the data feed, data related to each of the existence states of the first person from at least two calendars, to receive data related to an input action to the first client device; determining the existence state of the first person by using a combination of the data received from the calendars and determining the existence of the first person by using the data related to the input action; and reporting, as visible information, at least one existence state of plural existence states of the first person via a user interface of the other client device.