Takashi Kawai is a Professor at Waseda University, Japan. He received Ph.D., M.A., and B.A. in Human Sciences from Waseda University, in 1998, 1995, and 1993, resp. His research focuses on ergonomics for immersion technologies, e.g. 3D, VR, XR. He is a Certified Professional Ergonomist. He is Chair of Japan Committee of Advanced Imaging Society, Chair of Executive Committee of International Ergonomics Association, and Conference Chair of Stereoscopic Displays and Applications.