We propoesd LiveWatch which notifies the scene which an user want to see according to the setting of the user with live semantic information as one of systems which achieve interactive service for live broadcasts. LiveWatch service is redefined with the service that presents information on live to the user and that causes the action when the condition which the user specifies consists. Then, it is possible to be able to do various LiveWatch service besides "Notification". In this paper, we investigate the problem when various LiveWatch service is achieved, and describe a construction method of LiveWatch system.