He received the B.Eng. degree in Electrical Engineering from Keio University in 1999, and the Ph.D. degree in Interdisciplinary Information Studies from the University of Tokyo in 2005. His research interests are in 3D modeling from reality, digital archiving of cultural heritage assets, and mixed/augmented reality. He has served as program committee member for several computer vision conferences, including ICCV, CVPR, ACCV, and 3DIM/3DPVT (merged into 3DV). He also organized the first three ACCV Workshops on e-Heritage and ICPR Workshop on Depth Image Analysis (WDIA).