Born in Sapporo in 1939. Graduated from Tokyo National University of Fine Arts and Music. Began working on Shiseido show window design the same year. Received numerous awards including the Mainichi Industrial Design Award and ADC Gold Award. Participated in the Osaka Expo, Okinawa Ocean Expo, and Tsukuba Science Expo. He has been active in a wide range of genres including exhibition design, lighting design and environmental design for urban and architectural spaces, especially in light works such as the first illumination, lighting and light sculptures in Japan. In particular, he has created many light works, including Japan’s first illumination, lighting, and light sculptures. At the same time, he has participated in outdoor sculpture exhibitions in Japan and abroad (moving sculptures), winning several grand prizes and many other awards. He has created and installed many environmental sculptures in Japan and abroad. He has established kinetic art in public spaces. Since 1993, he has taught at the Department of Design, Tokyo National University of Fine Arts and Music, where he also devotes himself to education and research. In 1993, he began teaching at the Tokyo National University of Fine Arts and Music, where he is also active in teaching and research. Recently, he has been active in China and other Asian countries, and has held solo exhibitions and developed his works in Shanghai and Guilin. He is currently Professor Emeritus at Tokyo National University of Fine Arts and Music and Honorary President of the Japan Society of Environmental Arts and Music.