Born:
 May 11, 1947, Tokyo

Education:
 1966 Tokyo Metropolitan Setagaya Technical High School

Career:
 1966 joined Tokyo Electric Power Company
 1999 Vice-Chairman, Central Executive Committee, Tokyo
    Electric Power Worker's Union
 2002 Deputy President, The Federation of Electric Power
    Related Industry Worker's Unions of Kanto
 2003 Vice-President, The Federation of Electric Power
    Related Industry Worker's Unions of Japan
 2004 first elected to the House of Councillors

(Major posts in the House of Councillors)
 2010 Chairman, Special Committee on Political Ethics and
    Election System
 2011 Chairman, Committee on Health, Welfare and Labour
 2016 Chairman, Committee on Economy and Industry

(Major post in the Government)
 2010 Parliamentary Secretary of Health, Labour and
    Welfare

(Major posts in political parties)
 2017 Vice-President, The Democratic Party
 2018 Vice-President, Democratic Party For the People
    (DPFP)
 2018 Chair, Administration Department, DPFP

(as of July 30,2020)