Born:
 December 7, 1957, Tochigi Prefecture
 
Education:
 1981 Meiji University, School of Law
 
Career:
 1985 Official Secretary to a Member of the Senate
 1996 Member, Tochigi Prefectural Assembly
 1998 Mayor, Takanezawa Town (4 consecutive terms)
 2013 first elected to the Senate
 2019 second elected to the Senate
 2025 third elected to the Senate
 
(Major post in the Senate)
 2022 Chairman, Committee on Education, Culture and
    Science
 
(Major posts in the Government)
 2017 Parliamentary Vice-Minister of Land, Infrastructure,
    Transport and Tourism
 2024 State Minister of Land, Infrastructure, Transport
    and Tourism
    State Minister of Cabinet Office
    State Minister for Reconstruction
 2025 State Minister for Internal Affairs and
    Communications
 
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)