Candidates
室井 一真 — Kanagawa 19th District 2026
Updated 25 Tháng 5, 2026
- chevron_rightOutcome: Lost in Kanagawa 19th District (2026) — 18,304 votes (8.9%), rank #4 of 4.
- chevron_rightProfile: Female, age 40. Background: その他. Status entering: Newcomer.
fact_check Quick Facts
Age
40 yrs
Gender
female ♀ Female
Election Date
Th10 22, 2026
System
Single-member
Seats Recorded
—
Election Performance
Vote Count & Share
Votes
18,304
Vote Share
8.9%
Rank
#4
Outcome
Lost
Win/Loss Outcome
Outcome
Did not win seat in 2026
Political Context
Party Affiliation
Sanseito
参政
Party Candidates 2026
197
Party Seats Won
15
Prefectures
56
Avg Share
10.8%
Occupation & Background
Categoryその他
Detail内装工事会社役員
Incumbency & Career Wins
- Status entering the 2026 election: Newcomer
- Age at time of election: 40
Comparative Snapshot
Same District Rivals
| Rank | Candidate | Party | Votes | Share |
|---|---|---|---|---|
| #1 | 草間 剛 | LDP | 83,450 | 40.7% |
| #2 | 深作 ヘスス | DPP | 77,371 | 37.7% |
| #3 | 添田 勝 | Ishin | 26,090 | 12.7% |
| #4 | 室井 一真 this page | Sanseito | 18,304 | 8.9% |
Same-Party Peers in 2026
- 直原 美和子 — Toyama 3rd District, 8.9% (Lost)
- 高橋 翔太 — Hokkaido 4th District, 9.0% (Lost)
- 塚原 雅也 — Gifu 2nd District, 8.8% (Lost)
- 井上 誠也 — Osaka 10th District, 8.7% (Lost)
- 松岡 登志子 — Tokyo 5th District, 8.7% (Lost)
Candidates with Similar Vote Share
- 石崎 徹 (Ishin, Tokyo 3rd District) — 8.9%
- 直原 美和子 (Sanseito, Toyama 3rd District) — 8.9%
- 渡部 結 (JCP, Osaka 3rd District) — 9.0%
- 大石 晃子 (Reiwa, Osaka 5th District) — 9.0%
- 高橋 翔太 (Sanseito, Hokkaido 4th District) — 9.0%
Kanagawa 19th District Historical Context
| Year | Winner | Party | Winning Votes | Winning Share | Field Size | Margin |
|---|---|---|---|---|---|---|
| 2026 | 草間 剛 | LDP | 83,450 | 40.7% | 4 | 6,079 |
| 2024 | 草間 剛 | LDP | 64,315 | 31.3% | 6 | 13,458 |
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 室井 一真 ranks
Among Sanseito single-member candidates in 2026
Higher vote share than 29.1% (53 of 182)
Among ALL single-member candidates in 2026
Higher vote share than 22.5% (252 of 1119)
その他 cohort (2026)
Cohort Size
224
Cohort Wins
17
Cohort Avg Share
15.0%
Cohort Avg Age
51
室井 一真's 8.9% vote share is 6.08 percentage points below the その他 cohort average for 2026.
Frequently Asked Questions
Who has won Kanagawa 19th District in recent elections?expand_more
Recorded winners of Kanagawa 19th District: 草間 剛 (2026); 草間 剛 (2024).
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 室井 一真 win the 2026 election?expand_more
室井 一真 did not win the 2026 House of Representatives race in Kanagawa 19th District, recording 18,304 votes (8.9%).
Which party did 室井 一真 represent?expand_more
室井 一真 ran as a Sanseito candidate. The party fielded 197 candidates in 2026.
Who won Kanagawa 19th District in 2026?expand_more
草間 剛 (LDP) won Kanagawa 19th District with 83,450 votes, a vote share of 40.7%.