The House of Representatives is the lower house of the National Diet of Japan. The House of Councillors is the upper house. The composition of the House is established by Article 41 and Article 42 of the Constitution of Japan. The House of Representatives has 465 members, elected for a four-year term. Of these, 176 members are elected from 11 multi-member constituencies by a party-list system of proportional representation, and 289 are elected from single-member constituencies.
The Japanese political process has three types of elections.
Akihiro Ota is a Japanese politician of the Komeito Party, currently serving his seventh term in the House of Representatives in the National Diet. Ota has represented three districts within the Tokyo metropolis since first entering the national Diet in 1993. He served as president of the Komeito Party from 2006 until the general election in September 2009, at which time he lost his seat in the Diet. Upon his return to the House in December 2012, Ota was appointed as the Minister of Land, Infrastructure, Transport and Tourism, a post he held until October 2015.
Tokyo 18th District is a constituency of the House of Representatives in the Diet of Japan. It is located in Western Tokyo and consists of the cities of Musashino, Koganei and Fuchū. Until 2002, it included Mitaka instead of Fuchū. As of 2016, 436,338 eligible voters were registered in the district.
Prefectural elections for the Tokyo Metropolitan Assembly were held on 12 July 2009. In the runup to the Japanese general election due by October they were seen as an important test for Taro Aso's ruling coalition of the Liberal Democratic Party (LDP) and the New Komeito. New Komeito considers Tokyo as an important stronghold and had repeatedly asked Prime Minister Aso to avoid holding the two elections within a month of each other.
The Hokkaidō proportional representation block or in official usage the "Hokkaidō electoral district" is one of eleven proportional representation (PR) blocks for the House of Representatives in the Diet of Japan. It consists of Hokkaidō and is one of two PR blocks that covers only one prefecture, the other being Tokyo. Following the introduction of proportional voting, it elected nine representatives in the election of 1996. Since 2000, the Hokkaidō PR block has been represented by eight representatives.
The Tōhoku proportional representation block is one of eleven proportional representation (PR) blocks for the House of Representatives in the Diet of Japan. It consists of the Tōhoku region, namely the prefectures of Aomori, Iwate, Miyagi, Akita, Yamagata and Fukushima. Upon the introduction of proportional voting at the 1996 general election, the block elected 16 Representatives to the House. The block's representation was reduced to 14 Representatives at the 2000 general election, and to 13 in the 2017 election.
The Shikoku proportional representation block is one of eleven proportional representation (PR) "blocks", multi-member constituencies for the House of Representatives in the Diet of Japan. It consists of Shikoku region covering Tokushima, Kagawa, Ehime and Kōchi Prefectures. Following the introduction of proportional voting it elected seven representatives in the 1996 general election. When the total number of PR seats was reduced from 200 to 180, the Shikoku PR block shrunk to six seats.
This article presents detailed results of the 2009 Japanese general election. It lists all elected Representatives in the 300 single-member districts and the 11 regional proportional representation (PR) blocks. The top PR block replacement candidates to be elected later without vote in cases of death, resignation or disqualification (kuriage-tōsen) are also listed, by-elections are not.
The Southern Kantō proportional representation block is one of eleven proportional representation (PR) "blocks", multi-member constituencies for the House of Representatives in the Diet of Japan. It consists of Southern parts of the Kantō region covering Chiba, Kanagawa and Yamanashi prefectures. Following the introduction of proportional voting it initially elected 23 representatives in the 1996 general election, then 21 after the total number of PR seats had been reduced from 200 to 180, and 22 representatives since the reapportionment of 2002.
This article presents detailed results of the 2012 Japanese general election. It lists all elected Representatives in the 300 single-member districts and the 11 regional proportional representation (PR) blocks. Subsequent by-elections and the PR block replacement candidates to be elected later without additional vote in cases of death, resignation or disqualification (kuriage-tōsen) are not listed.
Hokkaidō 2nd district is a single-member electoral district for the House of Representatives, the lower house of the National Diet of Japan. It is located in Sapporo, the prefectural capital of Hokkaido and consists of the Higashi ("East") ward and most of the Kita ("North") ward.
House of Councillors elections were held in Japan on Sunday 10 July 2016 to elect 121 of the 242 members of the House of Councillors, the upper house of the National Diet, for a term of six years. As a result of the election, the Liberal Democratic Party–Komeito coalition gained ten seats for a total of 145, the largest coalition achieved since the size of the house was set at 242 seats.
The Tottori-Shimane at-large district is a constituency of the House of Councillors in the Diet of Japan. It was formed pursuant to a 2015 revision of the Public Officers Election Law from a merger of the Tottori and Shimane at-large districts, the two smallest districts in the country, to address the imbalance in representation between rural and urban voters. The district has 1,068,348 registered voters and was contested for the first time at the House of Councillors election that was held on 10 July 2016.
The Shikoku proportional representation block was one of 11 multi-member districts that were contested at the general election for the House of Representatives in the Japanese National Diet on 14 December 2014. Six seats were available for election via open party lists. Prime Minister Shinzo Abe's Liberal Democratic Party (LDP) maintained their dominance in the predominantly rural area, claiming three of the seats.
This articles presents detailed results of the Japanese 2017 general election of members of the House of Representatives. It lists all elected Representatives in the 289 single-member districts and the 11 regional proportional representation (PR) blocks. Subsequent by-elections and the PR block replacement candidates to be elected later without additional vote in cases of death, resignation or disqualification (kuriage-tōsen) are not listed.
Niigata 1st district is a constituency of the House of Representatives in the National Diet of Japan, represented by Chinami Nishimura of the Constitutional Democratic Party of Japan since 2017. It is located in Niigata City, the capital of Niigata Prefecture, and covers central parts of former Niigata City. It has the smallest district area among the House districts in Niigata Prefecture. As of 2017, 439,968 eligible voters were registered in the district
The Japanese National Proportional Representation Block, known in Japan as the House of Councillors proportional district is an electoral district for the House of Councillors, the upper house of the National Diet of Japan. It consists of the whole nation and elects 50 members per election, 100 in total, by D'Hondt method proportional representation (PR).
House of Councillors elections were held in Japan on 21 July 2019 to elect 124 of the 245 members of the House of Councillors, the upper house of the then 710-member bicameral National Diet, for a term of six years.
Prefectural elections for the Tokyo Metropolitan Assembly were held on 4 July 2021. The 127 members were elected in forty-two electoral districts, seven returning single members elected by first-past-the-post, and thirty-five returning multiple members under single non-transferable vote. Two districts had their magnitude adjusted in this election to match population changes.
