Number 1 (p.1-p.383) •Special Section on Artificial Reality and Telexistence •Special Section on New Technologies and their Applications of the Internet III •Special Section on the 2004 IEICE Excellent Paper Award
Number 2 (p.387-p.860) •Special Section on Foundations of Computer Science •Special Section on Parallel/Distributed Computing and Networking
Number 8 (p.1779-p.2004) •Special Section on Document Image Understanding and Digital Documents •Special Section on Recent Advances in Circuits and Systems--Part 2
Number 9 (p.1477-p.1938) •Special Issue on Parallel and Distributed Computing, Applications and Technologies •Special Issue on Text Processing for Information Access
Number 10 (p.1945-p.2248) •IEICE/IEEE Joint Special Issue on Assurance Systems and Networks •Special Issue on Development of Advanced Computer Systems