He was awarded a Ph.D. degree in information science from Japan Advanced Institute of Science and Technology, Japan, in 2006. After that, he worked on the vision system in robotics as a postdoc in Ubiquitous Functions Research Group, ISRI, National Institute of Advanced Industrial Science and Technology, Tsukuba, Japan. In 2008, he moved to London and worked on vision perception study at both Vision Lab, Queen Mary University of London and Department of Psychology, University College London UK. In 2010, he was appointed associate professor in Graduate School of Informatics at Kyoto University. His interests include computer vision, pattern recognition, image processing, and computational geometry.