Candidates
原田 謙介 — Okayama 1st District 2026
Updated 25 Tháng 5, 2026
- chevron_rightOutcome: Lost in Okayama 1st District (2026) — 43,835 votes (25.8%), rank #2 of 5.
- chevron_rightProfile: Male, age 39. Background: 政党役職. Status entering: Newcomer.
fact_check Quick Facts
Age
39 yrs
Gender
male ♂ Male
Election Date
Th10 22, 2026
System
Single-member
Seats Recorded
—
Election Performance
Vote Count & Share
Votes
43,835
Vote Share
25.8%
Rank
#2
Outcome
Lost
Win/Loss Outcome
Outcome
Did not win seat in 2026
Political Context
Party Affiliation
Centrist
中道
Party Candidates 2026
244
Party Seats Won
49
Prefectures
58
Avg Share
30.3%
Occupation & Background
Category政党役職
Detail元立憲民主党岡山県連副代表
Incumbency & Career Wins
- Status entering the 2026 election: Newcomer
- Age at time of election: 39
Comparative Snapshot
Same District Rivals
| Rank | Candidate | Party | Votes | Share |
|---|---|---|---|---|
| #1 | 逢沢 一郎 | LDP | 81,844 | 48.1% |
| #2 | 原田 謙介 this page | Centrist | 43,835 | 25.8% |
| #3 | 原 紘志 | DPP | 19,083 | 11.2% |
| #4 | 山本 安音 | Sanseito | 19,002 | 11.2% |
| #5 | 住寄 聡美 | JCP | 6,252 | 3.7% |
Same-Party Peers in 2026
- 手塚 仁雄 — Tokyo 5th District, 25.5% (Lost)
- 馬淵 澄夫 — Nara 1st District, 26.1% (Lost)
- 小山田 経子 — Saitama 15th District, 26.1% (Lost)
- 尾辻 かな子 — Osaka 10th District, 26.2% (Lost)
- 海江田 万里 — Tokyo 1st District, 25.4% (Lost)
Candidates with Similar Vote Share
- 林田 章裕 (DPP, Chiba 7th District) — 25.7%
- 小竹 凱 (DPP, Ishikawa 1st District) — 25.9%
- 斎藤 アレックス (Ishin, Shiga 1st District) — 26.0%
- 花岡 明久 (DPP, Nagano 4th District) — 25.5%
- 手塚 仁雄 (Centrist, Tokyo 5th District) — 25.5%
Career Timeline
Elections
3
Career Wins
0
Total Votes
160,869
Best Vote Share
39.6%
| Year | District | Party | System | Votes | Share | Rank | Result |
|---|---|---|---|---|---|---|---|
| 2026 | Okayama 1st District | Centrist | Single-member | 43,835 | 25.8% | #2 | Lost |
| 2024 | Okayama 1st District | CDP | Single-member | 51,535 | 31.9% | #2 | Lost |
| 2021 | Okayama 1st District | CDP | Single-member | 65,499 | 39.6% | #2 | Lost |
Okayama 1st District Historical Context
| Year | Winner | Party | Winning Votes | Winning Share | Field Size | Margin |
|---|---|---|---|---|---|---|
| 2026 | 逢沢 一郎 | LDP | 81,844 | 48.1% | 5 | 38,009 |
| 2024 | 逢沢 一郎 | LDP | 67,710 | 42.0% | 5 | 16,175 |
| 2021 | 逢沢 一郎 | LDP | 90,939 | 55.0% | 3 | 25,440 |
Okayama Snapshot (2026)
Districts
4
Candidates
15
Seats Filled
4
Active Parties
5
Party representation across Okayama
LDP4 cand · 4 won
JCP4 cand · 0 won
Centrist3 cand · 0 won
DPP2 cand · 0 won
Sanseito2 cand · 0 won
Top performers across Okayama (2026)
| Candidate | District | Party | Votes | Share | Result |
|---|---|---|---|---|---|
| 加藤 勝信 | Okayama 3rd District | LDP | 165,807 | 81.1% | Won |
| 山下 貴司 | Okayama 2nd District | LDP | 117,527 | 55.0% | Won |
| 橋本 岳 | Okayama 4th District | LDP | 104,826 | 50.9% | Won |
| 逢沢 一郎 | Okayama 1st District | LDP | 81,844 | 48.1% | Won |
| 津村 啓介 | Okayama 2nd District | Centrist | 66,289 | 31.0% | Lost |
| 柚木 道義 | Okayama 4th District | Centrist | 65,960 | 32.0% | Lost |
| 原田 亜希子 | Okayama 3rd District | JCP | 38,533 | 18.9% | Lost |
Where 原田 謙介 ranks
Among Centrist single-member candidates in 2026
Higher vote share than 32.2% (65 of 202)
Among ALL single-member candidates in 2026
Higher vote share than 56.8% (636 of 1119)
政党役職 cohort (2026)
Cohort Size
131
Cohort Wins
34
Cohort Avg Share
28.8%
Cohort Avg Age
57
原田 謙介's 25.8% vote share is 3.04 percentage points below the 政党役職 cohort average for 2026.
Frequently Asked Questions
How many times has 原田 謙介 run for the House of Representatives?expand_more
原田 謙介 has appeared in 3 recorded elections, winning 0 of them. The most recent was 2026.
Who has won Okayama 1st District in recent elections?expand_more
Recorded winners of Okayama 1st District: 逢沢 一郎 (2026); 逢沢 一郎 (2024); 逢沢 一郎 (2021).
How many Okayama districts ran candidates in 2026?expand_more
Okayama had 4 districts with 15 total candidates in 2026, of whom 4 won seats.
Did 原田 謙介 win the 2026 election?expand_more
原田 謙介 did not win the 2026 House of Representatives race in Okayama 1st District, recording 43,835 votes (25.8%).
Which party did 原田 謙介 represent?expand_more
原田 謙介 ran as a Centrist candidate. The party fielded 244 candidates in 2026.
Who won Okayama 1st District in 2026?expand_more
逢沢 一郎 (LDP) won Okayama 1st District with 81,844 votes, a vote share of 48.1%.