Masamitsu Inaba received his PhD in wood chemistry in 1980 from the University of Tokyo. He was a Research Associate at Gifu University, 1980-1984, and is currently a Professor Emeritus at the Conservation Science Laboratory of the Graduate School of Conservation in Tokyo University of the Arts where he has been since 1984, and a Visiting Researcher at Tokyo National Research Institute for Cultural Properties, 2000+. He was a Research Fellow at the Victoria & Albert Museum in 1994-95 and a member at the Science Council of Japan, 2006-2014. His major is in conservation science and paper science, especially washi. He received an Achievement Award in 2008 and Grand Prize Award in 2014 from the Japan Society for the Conservation of Cultural Property and Paper Award in 2005 and a Distinguished Service Award in 2019 from Materials Life Society, Japan.