TAKADA Hirofumi joined the Ministry of Home Affairs (MOHA) in 1983 after graduating from the University of Tokyo with Bachelor’s degree in law. During thirty (30) years of the professional career at MOHA and its successor, the Ministry of Internal Affairs and Communications (MIC), TAKADA Hirofumi assumed such managerial positions as the Director of Financial Management Division in Local Public Finance Bureau and the Secretary-General of the National Commission for the Management of Political Funds. He was transferred to the Cabinet Secretariat where he was responsible for revitalization of local regions at Director-level position. TAKADA was also seconded to three (3) different Prefectures at different levels of position, totaling more than ten (10) years of work experience in local government.

TAKADA Hirofumi had an opportunity to study at Harvard Law School and obtained LL.M. (Master of Laws) in 1988.

In 2013, TAKADA Hirofumi retired from MIC and joined the National Graduate Institute for Policy Studies (GRIPS) as professor. Later in 2021, TAKADA was appointed to Vice President, and then in 2026 to the position of Executive Vice President.