Candidates
武正 公一 — Saitama 1st District 2026
Updated 25 Tháng 5, 2026
- chevron_rightOutcome: Lost in Saitama 1st District (2026) — 67,980 votes (31.3%), rank #2 of 4.
- chevron_rightProfile: Male, age 64. Background: 大臣. Status entering: Incumbent.
- chevron_rightCareer wins to date: 7
fact_check Quick Facts
Age
64 yrs
Gender
male ♂ Male
Election Date
Th10 22, 2026
System
Single-member
Seats Recorded
—
Election Performance
Vote Count & Share
Votes
67,980
Vote Share
31.3%
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大臣
Detail元財務副大臣
Incumbency & Career Wins
- Status entering the 2026 election: Incumbent
- Total recorded wins to date: 7
- Age at time of election: 64
Comparative Snapshot
Same District Rivals
| Rank | Candidate | Party | Votes | Share |
|---|---|---|---|---|
| #1 | 村井 英樹 | LDP | 121,002 | 55.7% |
| #2 | 武正 公一 this page | Centrist | 67,980 | 31.3% |
| #3 | 菅又 士廊 | Sanseito | 21,329 | 9.8% |
| #4 | 羽田 一樹 | Independent | 7,115 | 3.3% |
Same-Party Peers in 2026
- 米山 隆一 — Niigata 4th District, 31.2% (Lost)
- 道下 大樹 — Hokkaido 1st District, 31.6% (Lost)
- 井坂 信彦 — Hyogo 1st District, 31.6% (Lost)
- 津村 啓介 — Okayama 2nd District, 31.0% (Lost)
- 川内 博史 — Kagoshima 1st District, 31.7% (Lost)
Candidates with Similar Vote Share
- 米山 隆一 (Centrist, Niigata 4th District) — 31.2%
- 木暮 智貴 (Sanseito, Gunma 5th District) — 31.4%
- 下村 博文 (LDP, Tokyo 11th District) — 31.5%
- 道下 大樹 (Centrist, Hokkaido 1st District) — 31.6%
- 井坂 信彦 (Centrist, Hyogo 1st District) — 31.6%
Career Timeline
Elections
4
Career Wins
1
Total Votes
246,805
Best Vote Share
39.9%
| Year | District | Party | System | Votes | Share | Rank | Result |
|---|---|---|---|---|---|---|---|
| 2026 | Saitama 1st District | Centrist | Single-member | 67,980 | 31.3% | #2 | Lost |
| 2024 | Saitama 1st District | CDP | Single-member | 82,134 | 39.9% | #2 | Lost |
| 2024 | Northern Kanto Block (PR Block) | CDP | PR Block | 1 | 0.0% | #9 | Won |
| 2021 | Saitama 1st District | CDP | Single-member | 96,690 | 38.1% | #2 | Lost |
Saitama 1st District Historical Context
| Year | Winner | Party | Winning Votes | Winning Share | Field Size | Margin |
|---|---|---|---|---|---|---|
| 2026 | 村井 英樹 | LDP | 121,002 | 55.7% | 4 | 53,022 |
| 2024 | 村井 英樹 | LDP | 85,347 | 41.5% | 5 | 3,213 |
| 2021 | 村井 英樹 | LDP | 120,856 | 47.6% | 5 | 24,166 |
Saitama Snapshot (2026)
Districts
16
Candidates
55
Seats Filled
16
Active Parties
9
Party representation across Saitama
LDP16 cand · 16 won
Centrist12 cand · 0 won
Sanseito8 cand · 0 won
JCP6 cand · 0 won
DPP5 cand · 0 won
Ishin4 cand · 0 won
Independent2 cand · 0 won
Reiwa1 cand · 0 won
Minor Parties1 cand · 0 won
Top performers across Saitama (2026)
| Candidate | District | Party | Votes | Share | Result |
|---|---|---|---|---|---|
| 村井 英樹 | Saitama 1st District | LDP | 121,002 | 55.7% | Won |
| 柴山 昌彦 | Saitama 8th District | LDP | 118,529 | 52.4% | Won |
| 田中 良生 | Saitama 15th District | LDP | 114,320 | 52.3% | Won |
| 大塚 拓 | Saitama 9th District | LDP | 112,062 | 55.0% | Won |
| 穂坂 泰 | Saitama 4th District | LDP | 110,312 | 52.9% | Won |
| 中野 英幸 | Saitama 7th District | LDP | 107,470 | 57.2% | Won |
| 井原 隆 | Saitama 5th District | LDP | 104,836 | 47.4% | Won |
Where 武正 公一 ranks
Among Centrist single-member candidates in 2026
Higher vote share than 52% (105 of 202)
Among ALL single-member candidates in 2026
Higher vote share than 62.7% (702 of 1119)
大臣 cohort (2026)
Cohort Size
161
Cohort Wins
131
Cohort Avg Share
50.2%
Cohort Avg Age
60
武正 公一's 31.3% vote share is 18.89 percentage points below the 大臣 cohort average for 2026.
Frequently Asked Questions
How many times has 武正 公一 run for the House of Representatives?expand_more
武正 公一 has appeared in 4 recorded elections, winning 1 of them. The most recent was 2026.
Who has won Saitama 1st District in recent elections?expand_more
Recorded winners of Saitama 1st District: 村井 英樹 (2026); 村井 英樹 (2024); 村井 英樹 (2021).
How many Saitama districts ran candidates in 2026?expand_more
Saitama had 16 districts with 55 total candidates in 2026, of whom 16 won seats.
Did 武正 公一 win the 2026 election?expand_more
武正 公一 did not win the 2026 House of Representatives race in Saitama 1st District, recording 67,980 votes (31.3%).
Which party did 武正 公一 represent?expand_more
武正 公一 ran as a Centrist candidate. The party fielded 244 candidates in 2026.
Who won Saitama 1st District in 2026?expand_more
村井 英樹 (LDP) won Saitama 1st District with 121,002 votes, a vote share of 55.7%.