This volume contains the Proceedings of the 5th International Conference on Intelligent Interactive Multimedia Systems and Services (KES-IIMSS-12). The Conference was jointly organised by Nagoya University in Japan and the KES International organisation, and held in the attractive city of Gifu. The KES-IIMSS conference series, presents novel research in various areas of intelligent multimedia system relevant to the development of a new generation of interactive, user-centric devices and systems. The aim of the conference is to provide an internationally respected forum for scientific research in the technologies and applications of this new and dynamic research area.