Candidates
上原 正裕 — Kanagawa 9th District 2026
Updated 25 Tháng 5, 2026
- chevron_rightOutcome: Won in Kanagawa 9th District (2026) — 87,531 votes (46.6%), rank #1 of 3.
- chevron_rightProfile: Male, age 47. Background: 議員. Status entering: Newcomer.
- chevron_rightEndorsed by: 維新
fact_check Quick Facts
Age
47 yrs
Gender
male ♂ Male
Election Date
Th10 22, 2026
System
Single-member
Seats Recorded
1
Election Performance
Vote Count & Share
Votes
87,531
Vote Share
46.6%
Rank
#1
Outcome
Won
Win/Loss Outcome
Seat
Elected to the House of Representatives
Political Context
Party Affiliation
LDP
自民
Party Candidates 2026
353
Party Seats Won
316
Prefectures
58
Avg Share
50.4%
Occupation & Background
Category議員
Detail元川崎市議会議員
Incumbency & Career Wins
- Status entering the 2026 election: Newcomer
- Total recorded wins to date: 1
- Age at time of election: 47
Endorsements
維新
Comparative Snapshot
Same District Rivals
| Rank | Candidate | Party | Votes | Share |
|---|---|---|---|---|
| #1 | 上原 正裕 this page | LDP | 87,531 | 46.6% |
| #2 | 笠 浩史 | Centrist | 84,024 | 44.8% |
| #3 | 赤石 博子 | JCP | 16,186 | 8.6% |
Same-Party Peers in 2026
- 土田 慎 — Tokyo 13th District, 46.6% (Won)
- 高木 宏壽 — Hokkaido 3rd District, 46.5% (Won)
- 藤田 ひかる — Nagano 2nd District, 46.7% (Won)
- 冨樫 博之 — Akita 1st District, 46.5% (Won)
- 内山 航 — Niigata 1st District, 46.8% (Won)
Candidates with Similar Vote Share
- 土田 慎 (LDP, Tokyo 13th District) — 46.6%
- 高木 宏壽 (LDP, Hokkaido 3rd District) — 46.5%
- 藤田 ひかる (LDP, Nagano 2nd District) — 46.7%
- 冨樫 博之 (LDP, Akita 1st District) — 46.5%
- 内山 航 (LDP, Niigata 1st District) — 46.8%
Kanagawa 9th District Historical Context
| Year | Winner | Party | Winning Votes | Winning Share | Field Size | Margin |
|---|---|---|---|---|---|---|
| 2026 | 上原 正裕 | LDP | 87,531 | 46.6% | 3 | 3,507 |
| 2024 | 笠 浩史 | CDP | 93,878 | 49.6% | 4 | 41,520 |
| 2021 | 笠 浩史 | CDP | 83,847 | 42.4% | 4 | 14,929 |
Kanagawa Snapshot (2026)
Districts
20
Candidates
70
Seats Filled
20
Active Parties
9
Party representation across Kanagawa
LDP20 cand · 20 won
Centrist16 cand · 0 won
Sanseito10 cand · 0 won
JCP9 cand · 0 won
Ishin6 cand · 0 won
DPP6 cand · 0 won
Independent1 cand · 0 won
SDP1 cand · 0 won
Reiwa1 cand · 0 won
Top performers across Kanagawa (2026)
| Candidate | District | Party | Votes | Share | Result |
|---|---|---|---|---|---|
| 小泉 進次郎 | Kanagawa 11th District | LDP | 149,029 | 79.5% | Won |
| 河野 太郎 | Kanagawa 15th District | LDP | 141,580 | 62.5% | Won |
| 三谷 英弘 | Kanagawa 8th District | LDP | 140,717 | 59.0% | Won |
| 丸尾 南都子 | Kanagawa 1st District | LDP | 121,899 | 53.1% | Won |
| 古川 直季 | Kanagawa 6th District | LDP | 120,667 | 60.7% | Won |
| 中西 健治 | Kanagawa 3rd District | LDP | 114,485 | 47.7% | Won |
| 新田 章文 | Kanagawa 2nd District | LDP | 112,930 | 47.9% | Won |
Where 上原 正裕 ranks
Among LDP single-member candidates in 2026
Higher vote share than 36% (103 of 286)
Among ALL single-member candidates in 2026
Higher vote share than 81.7% (914 of 1119)
議員 cohort (2026)
Cohort Size
216
Cohort Wins
35
Cohort Avg Share
21.9%
Cohort Avg Age
52
上原 正裕's 46.6% vote share is 24.69 percentage points above the 議員 cohort average for 2026.
Frequently Asked Questions
Who has won Kanagawa 9th District in recent elections?expand_more
Recorded winners of Kanagawa 9th District: 上原 正裕 (2026); 笠 浩史 (2024); 笠 浩史 (2021).
How many Kanagawa districts ran candidates in 2026?expand_more
Kanagawa had 20 districts with 70 total candidates in 2026, of whom 20 won seats.
Did 上原 正裕 win the 2026 election?expand_more
上原 正裕 won the 2026 House of Representatives race in Kanagawa 9th District, recording 87,531 votes (46.6%).
Which party did 上原 正裕 represent?expand_more
上原 正裕 ran as a LDP candidate. The party fielded 353 candidates in 2026.
Who won Kanagawa 9th District in 2026?expand_more
上原 正裕 (LDP) won Kanagawa 9th District with 87,531 votes, a vote share of 46.6%.