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JAPAN
Sangiin (House of Councillors)

GENERAL INFORMATION ABOUT THE PARLIAMENTARY CHAMBER

Compare data for parliamentary chambers in the General information module

Parliament name (generic / translated) Kokkai / National Diet Parliamentary building
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Structure of parliament Bicameral
Chamber name (generic / translated) Sangiin / House of Councillors
Related chamber (for bicameral parliaments) Shugiin / House of Representatives
Affiliation to the IPU Yes
Affiliation date(s) 1908 - 1939
1952 -
LEADERSHIP
President

Chuichi Date (M) 

Notes Elected on 1 Aug. 2016.
Secretary General Satoru Gohara (M) 
Notes Elected on 14 Dec. 2016.
COMPOSITION
Members (statutory / current number) 242 / 242
PERCENTAGE OF WOMEN

Percentage of women
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Women (current number) 50 (20.66%)
Mode of designation directly elected 242
Notes In accordance with amendments to the Electoral law, promulgated on 25 July 2018, the number of members elected under the majority system has increased from 146 to 148, and those elected under the proportional system increased from 96 to 100. Accordingly, the total number of members of the House of Councillors has increased from 242 to 248.
The new statutory number will be applied in two phases, starting from the next elections due in 2019 in which one half of the 148 seats under the proportional representation system (i.e., 74) and one half of the 100 majority seats (50) will be renewed. The new 124 members will join the remaining 121 members (whose term is not up in 2019), and the House will have a total of 245 members. The House of Councillors will have the full 248 after a half renewal due in 2022.
Term 6 years; one half of the membership is renewed every three years
Last renewal dates 10 July 2016
(View details)
CONTACT INFORMATION
Address Sangiin (House of Councillors)
7-1 Nagatacho 1, Chiyodaku
100-8961 TOKYO
(Export mailing lists)
Phone (81 3) 3581 3111
Fax (81 3) 5512 3895
E-mail IntlCon@sangiin-sk.go.jp
Website http://www.sangiin.go.jp

This page was last updated on 17 September 2018
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