Towards Ubiquitous Database in Mobile Commerce (jointly worked)
Proceedings of the 2nd ACM International Workshop on Data Engineering for Wireless and Mobile Access 84-89 2001年
"Tokyo University Digital Museum" (jointly worked)
Proceedings of the 2000 Kyoto International Conference on Digital Libraries : Research and Practice(Nov, 2000), Kyoto University, The British Library, and NSF 179 -186 2001年
1985年 - 2002年 IEEE(THE INSTITUTE OF ELECTRICAL AND ELECTRONICS ENGINEERS,INC) 編集委員会委員(Editor-in-Chief) IEEE(THE INSTITUTE OF ELECTRICAL AND ELECTRONICS ENGINEERS,INC)