 In 1973 he began his career with the Ministry of Economy, Trade and Industry of Japan (METI).In 1989 he joined the Organisation for Economic Co-operation and Development (OECD) as the Deputy-Director for Science, Technology and Industry, and served in 1991–1995 as the Director for Science, Technology and Industry.In 1995 he returned to METI where he served as Director for Industrial Finance Division and as Director for Policy Planning and Coordination Division.