Born:
 November 20, 1946, Nagano Prefecture
 
Education:
 1970 Shinshu University, Faculty of Arts
 1975 Meiji University, Graduate School of Political Science
    and Economics, Master of Political Science
 
Career:
 Journalist, Historian, Social Critic, and Biographer
 1987 received the Oya Soichi Non-fiction Award for
    "Mikado no Shozo"
 2002 Member, Promotion Committee for the Privatization of
    Four Highway-Related Public Corporations
 2006 Specially Appointed Professor, Center for the Study of
    World Civilizations, Tokyo Institute of Technology
 2007 Vice-Governor, Tokyo Metropolitan Government
 2012 Governor, Tokyo Metropolitan Government
 2015 Special Advisor, Osaka City, Osaka Prefecture
 2022 elected to the House of Councillors

(as of May 11,2023)