Kenji Mase received the B.E. degree in Electrical Engineering and the M.E.and Ph.D. degrees in Information Engineering from Nagoya University in 1979, 1981 and 1992 respectively. He became a professor of Nagoya University in August 2002. He is now with the Graduate School of Informatics, Nagoya University. He is Research Supervisor of JST CREST on Symbiotic Interactions since 2017. He joined the Nippon Telegraph and Telephone Corporation NTT) in 1981 and had been with the NTT Human Interface Laboratories. He was a visiting researcher at the Media Laboratory, MIT in 1988-1989. He has been with ATR (Advanced Telecommunications Research Institute) in 1995-2002. His research interests include gesture recognition, computer graphics, artificial intelligence and their applications for computer-aided communications, wearable/ubiquitous computers and lifelog. He is a He is a Fellow of Institutes of Electronics, Information and Communication Engineers (IEICE) of Japan, and member of the Information Processing Society of Japan (IPSJ), Japan Society of Artificial Intelligence (JSAI), Virtual Reality Society of Japan, Human Interface Society of Japan and ACM, and a senior member of IEEE Computer Society. He was a Section Chair of IEEE Nagoya Section in 2014-2015. He is the 24^th associate member of Science Council of Japan.