Tōkyō 8th district (東京都第8区, Tōkyō-to dai-hachiku or simply 東京8区, Tōkyō-hachiku) is a single-member constituency of the House of Representatives in the national Diet of Japan. It is located in western part of former Tokyo City and is almost coterminous with Suginami Ward (a small area in the south-east is part of the Tokyo 7th district). The district was created in 1994 as part of an electoral reform effort in the Japanese House of Representatives, and was first implemented in the 1996 general election.
|Tōkyō 8th District|
for the Japanese House of Representatives
|Created from||Tōkyō's 4th "medium-sized" district|
|Municipalities||Tōkyō's Suginami Ward|
As of 2015, this district was home to 365,194 constituents.
From the creation of the district until 2021, the only representative for the district was Nobuteru Ishihara, a former LDP secretary-general and Minister of the Environment who headed his own faction and is the son of Shintarō Ishihara former Governor of Tōkyō. Ishihara lost the seat to Harumi Yoshida, a university professor, in the 2021 elections. Tarō Yamamoto, leader of the Reiwa Shinsengumi, had announced he'd run in the district, but he bowed out and endorsed Yoshida.
|CDP||Harumi Yoshida (endorsed by Reiwa and SDP||137,341||48.45||18.49|
|LDP||Nobuteru Ishihara (endorsed by Kōmeitō)||105,381||37,17||2.05|
|CDP gain from LDP||Swing||10.27|
|LDP||Nobuteru Ishihara (endorsed by Kōmeitō)||99,863||39.22||8.34|
|Kibō no Tō||Takatane Kiuchi||41,175||16.17|
|LDP||Nobuteru Ishihara (endorsed by Kōmeitō)||116,193||47.56|
|Democratic||Yoriko Madoka (endorsed by PLP)||73,348||30.02|
|LDP||Nobuteru Ishihara (endorsed by Kōmeitō)||132,521||46.9|
|Independent||Tarō Yamamoto (endorsed by SDP, TPJ)||71,028||25.2|
|LDP||Nobuteru Ishihara (endorsed by Kōmeitō)||147,514||49.9|
|Social Democratic||Nobuto Hosaka (endorsed by DPJ, PNP)||116,723||39.5|
|Happiness Realization||Seiichi Ueta||6,132||2.1|
|LDP||Nobuteru Ishihara (endorsed by NCP)||136,429||55.0|
|Social Democratic||Akiko Sugiyama||16,156||6.5|
|LDP||Nobuteru Ishihara (endorsed by NCP)||105,779||43.7|
|New Frontier||Hiroshi Yamada||67,670||29.5|