Candidates
原口 一博 — Saga 1st District 2026
Updated 25 Tháng 5, 2026
- chevron_rightOutcome: Lost in Saga 1st District (2026) — 83,028 votes (45.0%), rank #2 of 3.
- chevron_rightProfile: Male, age 66. Background: その他. Status entering: Incumbent.
- chevron_rightCareer wins to date: 10
fact_check Quick Facts
Age
66 yrs
Gender
male ♂ Male
Election Date
Th10 22, 2026
System
Single-member
Seats Recorded
—
Election Performance
Vote Count & Share
Votes
83,028
Vote Share
45.0%
Rank
#2
Outcome
Lost
Win/Loss Outcome
Outcome
Did not win seat in 2026
Political Context
Party Affiliation
減ゆ
減ゆ
Party Candidates 2026
13
Party Seats Won
1
Prefectures
4
Avg Share
13.4%
Occupation & Background
Categoryその他
Detail減税日本・ゆうこく連合共同代表
Incumbency & Career Wins
- Status entering the 2026 election: Incumbent
- Total recorded wins to date: 10
- Age at time of election: 66
Comparative Snapshot
Same District Rivals
| Rank | Candidate | Party | Votes | Share |
|---|---|---|---|---|
| #1 | 岩田 和親 | LDP | 84,220 | 45.7% |
| #2 | 原口 一博 this page | 減ゆ | 83,028 | 45.0% |
| #3 | 重松 貴美 | Sanseito | 17,229 | 9.3% |
Same-Party Peers in 2026
- 河村 たかし — Aichi 1st District, 42.5% (Won)
- 平岩 征樹 — Aichi 3rd District, 15.5% (Lost)
- 田中 克和 — Aichi 5th District, 14.6% (Lost)
- 梅村 忠司 — Aichi 2nd District, 10.7% (Lost)
- 川田 龍平 — Chiba 7th District, 10.3% (Lost)
Candidates with Similar Vote Share
- 野田 佳彦 (Centrist, Chiba 14th District) — 45.0%
- 小森 卓郎 (LDP, Ishikawa 1st District) — 45.0%
- 土井 亨 (LDP, Miyagi 1st District) — 45.0%
- 江藤 拓 (LDP, Miyazaki 2nd District) — 45.0%
- 阿部 圭史 (Ishin, Hyogo 2nd District) — 45.0%
Career Timeline
Elections
3
Career Wins
2
Total Votes
271,563
Best Vote Share
54.7%
| Year | District | Party | System | Votes | Share | Rank | Result |
|---|---|---|---|---|---|---|---|
| 2026 | Saga 1st District | 減ゆ | Single-member | 83,028 | 45.0% | #2 | Lost |
| 2024 | Saga 1st District | CDP | Single-member | 96,083 | 54.7% | #1 | Won |
| 2021 | Saga 1st District | CDP | Single-member | 92,452 | 50.0% | #1 | Won |
Saga 1st District Historical Context
| Year | Winner | Party | Winning Votes | Winning Share | Field Size | Margin |
|---|---|---|---|---|---|---|
| 2026 | 岩田 和親 | LDP | 84,220 | 45.7% | 3 | 1,192 |
| 2024 | 原口 一博 | CDP | 96,083 | 54.7% | 2 | 16,360 |
| 2021 | 原口 一博 | CDP | 92,452 | 50.0% | 2 | 133 |
Where 原口 一博 ranks
Among 減ゆ single-member candidates in 2026
Higher vote share than 92.3% (12 of 13)
Among ALL single-member candidates in 2026
Higher vote share than 79.9% (894 of 1119)
その他 cohort (2026)
Cohort Size
224
Cohort Wins
17
Cohort Avg Share
15.0%
Cohort Avg Age
51
原口 一博's 45.0% vote share is 30.02 percentage points above the その他 cohort average for 2026.
Frequently Asked Questions
How many times has 原口 一博 run for the House of Representatives?expand_more
原口 一博 has appeared in 3 recorded elections, winning 2 of them. The most recent was 2026.
Who has won Saga 1st District in recent elections?expand_more
Recorded winners of Saga 1st District: 岩田 和親 (2026); 原口 一博 (2024); 原口 一博 (2021).
Did 原口 一博 win the 2026 election?expand_more
原口 一博 did not win the 2026 House of Representatives race in Saga 1st District, recording 83,028 votes (45.0%).
Which party did 原口 一博 represent?expand_more
原口 一博 ran as a 減ゆ candidate. The party fielded 13 candidates in 2026.
Who won Saga 1st District in 2026?expand_more
岩田 和親 (LDP) won Saga 1st District with 84,220 votes, a vote share of 45.7%.