The document proposes an online broadcasting system called KTZ Online TV Channel created by Culture Group KTZ to enhance cultural exchange between East Asian countries. It would broadcast existing TV programs and produce original content from Japan, Korea, and China. A membership system would offer different service levels. Products would be sold related to programs. Users could provide feedback and get personalized recommendations. Cooperation with Rakuten could provide financial support and a large user base. The goal is to increase shared cultural understanding positively impacting East Asia's development. Challenges include copyright, costs/profits, and cross-country negotiations.