Candidates

菅原 誠 — Hokkaido 12th District 2021

Updated 25 Tháng 5, 2026
  • chevron_rightOutcome: Lost in Hokkaido 12th District (2021) — 14,140 votes (8.5%), rank #3 of 3.
  • chevron_rightProfile: Male, age 48. Background: 政党役職. Status entering: Newcomer.
fact_check Quick Facts
Age
48 yrs
Gender
male ♂ Male
Election Date
Th10 31, 2021
System
Single-member
Seats Recorded

Election Performance

Vote Count & Share

Votes
14,140
Vote Share
8.5%
Rank
#3
Outcome
Lost

Win/Loss Outcome

Outcome
Did not win seat in 2021

Political Context

Party Affiliation

JCP
共産
Party Candidates 2021
114
Party Seats Won
10
Prefectures
51
Avg Share
13.4%

Occupation & Background

Category政党役職
Detail共産党北見地区委員長、元京セラ社員

Incumbency & Career Wins

  • Status entering the 2021 election: Newcomer
  • Age at time of election: 48

Comparative Snapshot

Same District Rivals

RankCandidatePartyVotesShare
#1武部 新LDP97,63458.4%
#2川原田 英世CDP55,32133.1%
#3菅原 誠 this pageJCP14,1408.5%

Same-Party Peers in 2021

  • 望月 亮佑 — Osaka 18th District, 8.5% (Lost)
  • 内田 謙 — Aichi 6th District, 8.7% (Lost)
  • 大西 理 — Hiroshima 1st District, 8.8% (Lost)
  • 木村 拓史 — Fukuoka 1st District, 8.8% (Lost)
  • 川添 健真 — Osaka 7th District, 8.9% (Lost)

Candidates with Similar Vote Share

  • 望月 亮佑 (JCP, Osaka 18th District) — 8.5%
  • 内田 謙 (JCP, Aichi 6th District) — 8.7%
  • 子安 正美 (Independent, Tokyo 18th District) — 8.2%
  • 高谷 清彦 (Ishin, Kanagawa 4th District) — 8.2%
  • 大西 理 (JCP, Hiroshima 1st District) — 8.8%

Hokkaido 12th District Historical Context

YearWinnerPartyWinning VotesWinning ShareField SizeMargin
2026武部 新LDP92,40058.8%227,681
2024武部 新LDP78,64552.3%27,037
2021武部 新LDP97,63458.4%342,313

Hokkaido Snapshot (2021)

Districts
12
Candidates
32
Seats Filled
12
Active Parties
7

Party representation across Hokkaido

CDP12 cand · 5 won
LDP11 cand · 6 won
Ishin3 cand · 0 won
JCP3 cand · 0 won
Independent1 cand · 0 won
NHK Party1 cand · 0 won
Komeito1 cand · 1 won

Top performers across Hokkaido (2021)

CandidateDistrictPartyVotesShareResult
和田 義明Hokkaido 5th DistrictLDP139,95050.6%Won
東 国幹Hokkaido 6th DistrictLDP128,67055.5%Won
道下 大樹Hokkaido 1st DistrictCDP118,28645.3%Won
高木 宏壽Hokkaido 3rd DistrictLDP116,91744.7%Won
山岡 達丸Hokkaido 9th DistrictCDP113,51251.5%Won
逢坂 誠二Hokkaido 8th DistrictCDP112,85752.7%Won
荒井 優Hokkaido 3rd DistrictCDP112,53543.0%Lost

Where 菅原 誠 ranks

Among JCP single-member candidates in 2021
Higher vote share than 29.5% (31 of 105)
Among ALL single-member candidates in 2021
Higher vote share than 14.4% (123 of 857)

政党役職 cohort (2021)

Cohort Size
210
Cohort Wins
98
Cohort Avg Share
33.5%
Cohort Avg Age
56

菅原 誠's 8.5% vote share is 25.03 percentage points below the 政党役職 cohort average for 2021.

Frequently Asked Questions

Who has won Hokkaido 12th District in recent elections?expand_more
Recorded winners of Hokkaido 12th District: 武部 新 (2026); 武部 新 (2024); 武部 新 (2021).
How many Hokkaido districts ran candidates in 2021?expand_more
Hokkaido had 12 districts with 32 total candidates in 2021, of whom 12 won seats.
Did 菅原 誠 win the 2021 election?expand_more
菅原 誠 did not win the 2021 House of Representatives race in Hokkaido 12th District, recording 14,140 votes (8.5%).
Which party did 菅原 誠 represent?expand_more
菅原 誠 ran as a JCP candidate. The party fielded 114 candidates in 2021.
Who won Hokkaido 12th District in 2021?expand_more
武部 新 (LDP) won Hokkaido 12th District with 97,634 votes, a vote share of 58.4%.