Born:
 March 25, 1961, Shimane Prefecture
 
Education:
 1985 Waseda University, School of Education
 
Career:
 1999 Secretary to Chief Cabinet Secretary
 2000 Secretary to a Member of the Senate
 2010 first elected to the Senate
 2016 second elected to the Senate
 2022 third elected to the Senate
 
(Major posts in the Senate)
 2021 Chairman, Special Committee on Official Development
    Assistance and Related Matters
 2022 Chairman, Special Committee on Official Development
    Assistance and Related Matters as well as Okinawa
    and Northern Problems
 2025 Chairman, Committee on Rules and Administration
 
(Major posts in the Government)
 2014 Parliamentary Vice-Minister of Land, Infrastructure,
    Transport and Tourism
 2019 State Minister of Land, Infrastructure, Transport
    and Tourism
 2024 Deputy Chief Cabinet Secretary
 
(Major post in a political party)
 2026 Secretary-General for the Liberal Democratic Party
    in the Senate
 
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)