The is a constituency of the House of Councillors in the

Diet of Japan The is the national legislature of Japan. It is composed of a lower house, called the House of Representatives (, ''Shūgiin''), and an upper house, the House of Councillors (, '' Sangiin''). Both houses are directly elected under a paralle ...

. It consists of

Nagasaki Prefecture is a Prefectures of Japan, prefecture of Japan located on the island of Kyūshū. Nagasaki Prefecture has a population of 1,314,078 (1 June 2020) and has a geographic area of 4,130 Square kilometre, km2 (1,594 sq mi). Nagasaki Prefecture borders ...

and elects two Councillors, one every three years by a

first-past-the-post In a first-past-the-post electoral system (FPTP or FPP), formally called single-member plurality voting (SMP) when used in single-member districts or informally choose-one voting in contrast to ranked voting, or score voting, voters cast their ...

system for a six-year term. In the first election in 1947, Nagasaki like all districts used

single non-transferable vote Single non-transferable vote or SNTV is an electoral system used to elect multiple winners. It is a generalization of first-past-the-post, applied to multi-member districts with each voter casting just one vote. Unlike FPTP, which is a single-winn ...

to elect both its Councillors in one election. The Councillors currently representing Nagasaki are: * Yukishige Ōkubo (DPJ, Ozawa group; term ends in 2013) and *

Genjirō Kaneko is a Japanese politician and member of the Liberal Democratic Party. Kaneko served as Minister of Agriculture, Forestry and Fisheries from October 2021 to August 2022. He has also represented the Nagasaki At-large district in the House of Counc ...

(LDP; term ends in 2016), former Nagasaki governor and son of former representative and agriculture minister Iwazō Kaneko.

Single-member district A single-member district is an electoral district represented by a single officeholder. It contrasts with a multi-member district, which is represented by multiple officeholders. Single-member districts are also sometimes called single-winner vo ...

s (''ichinin-ku'') for the House of Councillors often play a decisive role for the outcome of elections as little swing in votes is required to achieve a change of the Councillors elected there. Under the

1955 System The , also known as the one-and-a-half party system, is the dominant-party system in Japan that has existed since 1955, in which the right-wing Liberal Democratic Party (LDP) has successively held a majority government with major opposition par ...

Nagasaki voted consistently for conservative candidates until the landslide election of 1989 that led to a "twisted parliament" (''nejire kokkai'': opposition control of the House of Councillors). Following the party realignments of the 1990s when reformist conservative and liberal parties and ultimately the Democratic Party replaced the Socialists as the main opposition to the LDP, Nagasaki became a more closely contested potential swing district.

Elected Councillors

''#: resigned to contest the 1970 Nagasaki gubernatorial election; †: died in office''

Election Results

References

House of Councillors
Alphabetical list of former Councillors
{{coord missing, Nagasaki Prefecture Districts of the House of Councillors (Japan)