Prior to the present affiliation, he was a system engineer at OGIS-RI Co., Ltd. and a researcher at KRI Inc. He received Ph.D. degrees in engineering from Osaka University in 2002. His research interests are HCI, Entertainment Computing and Sound Music Computing. For this fifteen years, he has worked in interactive systems for everyday life, especially research and development of smart house with Japanese life style. He is the member of ACM, IPSJ, IEICE, Human Interface Society and The Society for Art and Science.