For broadcasting, which has been a one-way media for a long time, the most important issue is how to collect and analyze user data and link it to content creation and services. Radio stations are now using radiko's data platform (radikoViewer) to understand real-time listener trends and what listeners do after listening to the radio, which they can then use to create programs, advertise, and attract customers to events. In this session, we will discuss the possibilities of using radikoViewer data for TV broadcasters and cultivate their core fans. In this session, we will consider the possibilities of using radikoViewer data at broadcasters, recalling the future of data utilization in television.