Born:
 January 31, 1948, Hokkaido
 
Education:
 1970 Takushoku University, Faculty of Political Science
    and Economics
 
Career:
 Secretary to a Member of the House of Representatives
 1983 Member, House of Representatives (8 terms)
 1994 Chairman, Special Committee on Okinawa and
    Northern Problems, House of Representatives
 2002 Chairman, Committee on Rules and Administration,
    House of Representatives
 2009 Chairman, Committee on Foreign Affairs, House of
    Representatives
 2019 first elected to the Senate
 2025 second elected to the Senate
 
(Major posts in the Senate)
 2020 Chairman, Special Committee on Okinawa and
    Northern Problems
 2022 Chairman, Committee on Discipline
 2025 Chairman, Research Committee on International
    Affairs
 
(Major posts in the Government)
 1989 Parliamentary Vice-Minister of Defense
 1990 Parliamentary Vice-Minister of Foreign Affairs
 1993 Parliamentary Vice-Minister of Defense
 1997 Minister of State for Hokkaido Development Agency
    Minister of State for Okinawa Development Agency
 1998 Deputy Chief Cabinet Secretary
 
Note: The Sangiin, which had been known as the House of Councillors, is called the Senate in English as of August 2026.

(as of October 26,2026)