Born:
  April 23, 1976, Hiroshima Prefecture
 
Education:
 1999 Doshisha University, School of Theology
 
Career:
 1999 joined JUSCO (now AEON RETAIL Co., Ltd.)
 2006 Member, Central Executive Committee, Aeon Group
    Labor Union
 2017 Member, Policy Group, The Japanese Federation of
    Textile, Chemical, Food, Commercial, Service and
    General Workers' Unions (UA ZENSEN)
 2019 first elected to the Senate
 2025 second elected to the Senate
 
(Major post in the Senate)
 2026 Chairperson, Committee on Oversight of
    Administration
 
(Major post in a political party)
 2026 Chair, Policy Research Committee, Democratic
    Party For the People Caucus 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)