Candidates

木原 誠二 — Tokyo 20th District 2021

Updated 25 Tháng 5, 2026
  • chevron_rightOutcome: Won in Tokyo 20th District (2021) — 121,621 votes (52.6%), rank #1 of 3.
  • chevron_rightProfile: Male, age 51. Background: その他. Status entering: Incumbent.
  • chevron_rightEndorsed by: 公明
  • chevron_rightCareer wins to date: 5
fact_check Quick Facts
Age
51 yrs
Gender
male ♂ Male
Election Date
Th10 31, 2021
System
Single-member
Seats Recorded
1

Election Performance

Vote Count & Share

Votes
121,621
Vote Share
52.6%
Rank
#1
Outcome
Won

Win/Loss Outcome

Seat
Elected to the House of Representatives

Political Context

Party Affiliation

LDP
自民
Party Candidates 2021
351
Party Seats Won
261
Prefectures
58
Avg Share
51.1%

Occupation & Background

Categoryその他
Detail官房副長官、元外務副大臣

Incumbency & Career Wins

  • Status entering the 2021 election: Incumbent
  • Total recorded wins to date: 5
  • Age at time of election: 51

Endorsements

公明

Comparative Snapshot

Same District Rivals

RankCandidatePartyVotesShare
#1木原 誠二 this pageLDP121,62152.6%
#2宮本 徹JCP66,51628.8%
#3前田 順一郎Ishin43,08918.6%

Same-Party Peers in 2021

  • 中西 健治 — Kanagawa 3rd District, 52.5% (Won)
  • 国光 文乃 — Ibaraki 6th District, 52.5% (Won)
  • 長坂 康正 — Aichi 9th District, 52.7% (Won)
  • 武村 展英 — Shiga 3rd District, 52.8% (Won)
  • 江渡 聡徳 — Aomori 1st District, 52.4% (Won)

Candidates with Similar Vote Share

  • 江田 憲司 (CDP, Kanagawa 8th District) — 52.6%
  • 西村 智奈美 (CDP, Niigata 1st District) — 52.6%
  • 逢坂 誠二 (CDP, Hokkaido 8th District) — 52.7%
  • 中西 健治 (LDP, Kanagawa 3rd District) — 52.5%
  • 緑川 貴士 (CDP, Akita 2nd District) — 52.5%

Career Timeline

Elections
3
Career Wins
3
Total Votes
323,996
Best Vote Share
52.6%
YearDistrictPartySystemVotesShareRankResult
2026Tokyo 20th DistrictLDPSingle-member108,98548.6%#1Won
2024Tokyo 20th DistrictLDPSingle-member93,39043.0%#1Won
2021Tokyo 20th DistrictLDPSingle-member121,62152.6%#1Won

Tokyo 20th District Historical Context

YearWinnerPartyWinning VotesWinning ShareField SizeMargin
2026木原 誠二LDP108,98548.6%462,075
2024木原 誠二LDP93,39043.0%327,955
2021木原 誠二LDP121,62152.6%355,105

Tokyo Snapshot (2021)

Districts
25
Candidates
96
Seats Filled
25
Active Parties
13

Party representation across Tokyo

LDP24 cand · 16 won
CDP20 cand · 8 won
Ishin17 cand · 0 won
Independent14 cand · 0 won
JCP9 cand · 0 won
NHK Party3 cand · 0 won
DPP2 cand · 0 won
Reiwa2 cand · 0 won
Komeito1 cand · 1 won
第一1 cand · 0 won
SDP1 cand · 0 won
やまと1 cand · 0 won
Minor Parties1 cand · 0 won

Top performers across Tokyo (2021)

CandidateDistrictPartyVotesShareResult
萩生田 光一Tokyo 24th DistrictLDP149,15258.5%Won
吉田 晴美Tokyo 8th DistrictCDP137,34148.4%Won
小倉 將信Tokyo 23rd DistrictLDP133,20651.2%Won
井上 信治Tokyo 25th DistrictLDP131,43059.4%Won
伊藤 達也Tokyo 22nd DistrictLDP131,35146.9%Won
平 将明Tokyo 4th DistrictLDP128,70851.5%Won
伊藤 俊輔Tokyo 23rd DistrictCDP126,73248.8%Lost

Where 木原 誠二 ranks

Among LDP single-member candidates in 2021
Higher vote share than 59.9% (167 of 279)
Among ALL single-member candidates in 2021
Higher vote share than 82.8% (710 of 857)

その他 cohort (2021)

Cohort Size
86
Cohort Wins
33
Cohort Avg Share
23.5%
Cohort Avg Age
51

木原 誠二's 52.6% vote share is 29.13 percentage points above the その他 cohort average for 2021.

Frequently Asked Questions

How many times has 木原 誠二 run for the House of Representatives?expand_more
木原 誠二 has appeared in 3 recorded elections, winning 3 of them. The most recent was 2021.
Who has won Tokyo 20th District in recent elections?expand_more
Recorded winners of Tokyo 20th District: 木原 誠二 (2026); 木原 誠二 (2024); 木原 誠二 (2021).
How many Tokyo districts ran candidates in 2021?expand_more
Tokyo had 25 districts with 96 total candidates in 2021, of whom 25 won seats.
Did 木原 誠二 win the 2021 election?expand_more
木原 誠二 won the 2021 House of Representatives race in Tokyo 20th District, recording 121,621 votes (52.6%).
Which party did 木原 誠二 represent?expand_more
木原 誠二 ran as a LDP candidate. The party fielded 351 candidates in 2021.
Who won Tokyo 20th District in 2021?expand_more
木原 誠二 (LDP) won Tokyo 20th District with 121,621 votes, a vote share of 52.6%.