Born in Tokyo, 1945. Originally was an academic of mathematical information theory and theory of communication method. Since about 1985, became interested in the mechanism of communication between people, which was more essential, and proposed Human Communication Engineering. Constructs a new academic field such as Facial Studies and finds much of interest in the boundary between scientific technology and arts. Has held positions such as chairperson of the Institute of Image Information and Television Engineers; chairperson of the Virtual Reality Society of Japan; deputy chairperson of the Japan Society for Animation Studies; and currently also sitting in the post of chairperson of the Japanese Academy of Facial Studies.