User Guidance Function in Natural Language Interface for Document Query and Handling. - Hiroshi Tsuji; Yukiko Morimoto; Yasuharu Namba; Hisao Mase; Hiroshi Kinukawa; Hirohide Endoh (FQAS, 1996)

Design Concept Based on Real-Virtual-Intelligent User Interface and its Software Architecture. - Shun'ichi Tano; Yasuharu Namba; H. Sakao; T. Tomita; H. Aoshima (HCI (2), 1997)

Using Web Service Transformations to Implement Cooperative Fault Tolerance. - Toshiyuki Moritsu; Matti A. Hiltunen; Richard D. Schlichting; Junichi Toyouchi; Yasuharu Namba (ISAS, 2006)