This book constitutes the refereed proceedings of the 8th IFIP Conference on e-Business, e-Services, and e-Society (I3E 2008) held in Tokyo, Japan on September 24-26, 2008. "The IFIP" series publishes state-of-the-art results in the sciences and technologies of information and communication. The scope of the series includes: foundations of computer science; software theory and practice; education; computer applications in technology; communication systems; systems modeling and optimization; information systems; computers and society; computer systems technology; security and protection in information processing systems; artificial intelligence; and human-computer interaction.Proceedings and post-proceedings of refereed international conferences in computer science and interdisciplinary fields are featured. These results often precede journal publication and represent the most current research. The principal aim of the "IFIP" series is to encourage education and the dissemination and exchange of information about all aspects of computing.