This research examines consumption patterns in network society and the accompanying phenomenon through analyzing network community sites. By using a Symbolic Interaction and Hermeneutic Phenomenology approach, Japanese community network sites are analyzed and the differences in individual background and consumption experience in bulletin board in Japan are pointed out, followed by a through case study of cosmetics goods. This research will try to apply the analysis of community network sites to find out if this research method can be successfully applied in cross-cultural research.