Masakazu Sekiguchi

Masakazu Sekiguchi
関口 昌一
Official portrait, 2013
President of the House of Councillors
Assumed office
11 November 2024
MonarchNaruhito
Vice PresidentHiroyuki Nagahama
Preceded byHidehisa Otsuji
Member of the House of Councillors
Assumed office
26 October 2003
Preceded byTakujirō Hamada
ConstituencySaitama at-large
Member of the Saitama Prefectural Assembly
In office
1995–2003
ConstituencyKita 2nd
Personal details
Born (1953-06-04) 4 June 1953
Minano, Saitama, Japan
Political partyLiberal Democratic
Alma materJosai Dental University

Masakazu Sekiguchi (関口 昌一, Sekiguchi Masakazu; born June 4, 1953) is a Japanese politician of the Liberal Democratic Party who serves as the President of the House of Councillors since 2024.

Born in Saitama Prefecture, Sekiguchi was a dentist and a member of the Saitama Prefectural Assembly before his first election to the House of Councillors in 2003. He served as parliamentary vice minister for Foreign Affairs, senior vice minister for Internal Affairs and Communications and chairman of the LDP caucus in the House of Councillors, before he was elected President of the House of Councillors in 2024.

Biography

Masakazu Sekiguchi was born on 4 June 1953 in Minano, Saitama, to a family of dentists. His father Keizo Sekiguchi was president of the Saitama Dental Association and a member of the House of Councillors for the LDP from 1980 to 1992. Sekiguchi was educated at the Josai Dental University, currently Meikai University. After graduating in 1979, he worked at his family's dental clinic.[1]

Sekiguchi was elected to the Saitama Prefectural Assembly in 1995, as a member of the LDP. In 2003 he ran for the House of Councillors in Saitama at-large district by-election, as the incumber Takujiro Hamada had resigned to run for governor. Sekigchi Defeated Chiyako Shimada of the Democratic Party and was elected for the first time. He has subsequently been returned four times.[1][2]

In 2006, Sekiguchi received his first government position as parliamentary vice minister for foreign affairs under the First Abe Cabinet. He became chairman of the committee on Education, Culture, Sports, Science and Technology in the House of Councillors the following year, serving until 2008. He then served as senior vice minister for Internal Affairs and Communications under the Second Abe Cabinet from September 2013 to September 2014.[1]

Sekiguchi became Chairman of the Diet Affairs Committee for the LDP in the House of Councillors in 2017.[3] In 2019, he was elected Chairman of the LDP in the House of Councillors.[4] He was elected President of the House of Councillors in November 2024, when Hidehisa Otsuji resigned for health reasons.[5]

References

  1. ^ a b c "関口 昌一". House of Councillors. 30 November 2022. Retrieved 11 July 2025.
  2. ^ "第18回参議院議員補欠選挙 (埼玉選挙区)埼玉選挙区". Go2senkyo.com. Retrieved 11 July 2025.
  3. ^ "自民、参院国対委員長に関口氏". Nikkei (in Japanese). Tokyo. 30 July 2017. Retrieved 11 July 2025.
  4. ^ "自民参院会長に関口氏 特別総会で承認". Nikkei (in Japanese). Tokyo. 29 July 2019. Retrieved 8 July 2025.
  5. ^ "参議院、議長に関口昌一氏を選出 尾辻秀久氏の後任". Nikkei (in Japanese). Tokyo. 11 November 2024. Retrieved 11 July 2025.