1928 Born in Tokyo
1951 Graduated from the Law Department of Nihon University, Tokyo
Founding member of "Experimental Workshop" with KITADAI Shozo, TAKEMITSU Toru and others
1970 Cheif producer of Mitsui Pavilion at Expo’70, Osaka, Japan
1982 Founding member of "Arts-Uni," a group to promote high-tech art in Japan
1992 Professor emeritus of University of Tsukuba, Japan
2003 Special Achievement Award, The 7th Japan Media Arts Festival
2018 Passed away