Received Ph.D. degrees from Keio University(Japan) 1986 in electrical engineering and joined Nippon Telegraph and Telephone Public Corporation (NTT) in 1978. He engaged specially in developing handwritten character recognition. Also stayed as a visiting researcher at Prof. Stephen Palmer's lab in University of California, Berkeley(Dep. of Psychology) during 1989-1990. Currently is the director of ATR Intelligent Robotics and Communication Laboratories(IRC).
pattern recognition, machine learning, multimedia content-base retrieval, visual perception, neurophysiology, human-to-robot communication and interactive media and communication lifeware (new communication life style and its basic framework) , pattern recognition，character recognition, image recognition，communication scene analysis