
(Real Name: ARAI Rui)
Born:
February 26, 1971, Oita Prefecture
Education:
1993 The University of Tokyo, Faculty of Law
1997 Georgetown University, Master of Science in Foreign
Service
Career:
1993 joined Ministry of Foreign Affairs (MOFA)
First Secretary, Delegation of Japan to the Conference on
Disarmament in Geneva
Counsellor, Embassy of Japan in Korea
2011 Deputy Secretary General, Japan-China-Korea
Trilateral Cooperation Secretariat in Seoul
2014 Director, Gender Mainstreaming Division,
Foreign Policy Bureau, MOFA
2016 first elected to the Senate
2019-2024 Member, Committee on Foreign Affairs and Defense
2022 second elected to the Senate
(Major posts in the Government)
2020 Parliamentary Vice-Minister of Defense
Parliamentary Vice-Minister of Cabinet Office
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)