Candidates
二宮 研 — Kanagawa 3rd District 2026
Updated 25 Tháng 5, 2026
- chevron_rightOutcome: Lost in Kanagawa 3rd District (2026) — 41,843 votes (17.4%), rank #3 of 5.
- chevron_rightProfile: Male, age 50. Background: 医師. Status entering: Newcomer.
fact_check Quick Facts
Age
50 yrs
Gender
male ♂ Male
Election Date
Th10 22, 2026
System
Single-member
Seats Recorded
—
Election Performance
Vote Count & Share
Votes
41,843
Vote Share
17.4%
Rank
#3
Outcome
Lost
Win/Loss Outcome
Outcome
Did not win seat in 2026
Political Context
Party Affiliation
DPP
国民
Party Candidates 2026
122
Party Seats Won
28
Prefectures
55
Avg Share
21.5%
Occupation & Background
Category医師
Detail医師
Incumbency & Career Wins
- Status entering the 2026 election: Newcomer
- Age at time of election: 50
Comparative Snapshot
Same District Rivals
| Rank | Candidate | Party | Votes | Share |
|---|---|---|---|---|
| #1 | 中西 健治 | LDP | 114,485 | 47.7% |
| #2 | 中村 武人 | Centrist | 48,460 | 20.2% |
| #3 | 二宮 研 this page | DPP | 41,843 | 17.4% |
| #4 | 荻野 ミエ | Sanseito | 22,074 | 9.2% |
| #5 | 横山 征吾 | JCP | 12,974 | 5.4% |
Same-Party Peers in 2026
- 吉田 企貴 — Gifu 5th District, 17.3% (Lost)
- 高沢 一基 — Tokyo 11th District, 17.5% (Lost)
- 山中 俊祐 — Fukui 1st District, 17.8% (Lost)
- 薬師寺 道代 — Tokyo 9th District, 17.8% (Lost)
- 須山 卓知 — Tokyo 27th District, 16.9% (Lost)
Candidates with Similar Vote Share
- 吉田 企貴 (DPP, Gifu 5th District) — 17.3%
- 高沢 一基 (DPP, Tokyo 11th District) — 17.5%
- 菅野 静華 (Sanseito, Saitama 2nd District) — 17.3%
- 小山 善光 (Sanseito, Kanagawa 15th District) — 17.5%
- 境 恒春 (Centrist, Miyagi 5th District) — 17.2%
Kanagawa 3rd District Historical Context
| Year | Winner | Party | Winning Votes | Winning Share | Field Size | Margin |
|---|---|---|---|---|---|---|
| 2026 | 中西 健治 | LDP | 114,485 | 47.7% | 5 | 66,025 |
| 2024 | 中西 健治 | LDP | 92,125 | 40.5% | 5 | 20,661 |
| 2021 | 中西 健治 | LDP | 119,199 | 52.5% | 4 | 50,742 |
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 二宮 研 ranks
Among DPP single-member candidates in 2026
Higher vote share than 45.1% (46 of 102)
Among ALL single-member candidates in 2026
Higher vote share than 46.5% (520 of 1119)
医師 cohort (2026)
Cohort Size
22
Cohort Wins
4
Cohort Avg Share
21.2%
Cohort Avg Age
58
二宮 研's 17.4% vote share is 3.81 percentage points below the 医師 cohort average for 2026.
Frequently Asked Questions
Who has won Kanagawa 3rd District in recent elections?expand_more
Recorded winners of Kanagawa 3rd District: 中西 健治 (2026); 中西 健治 (2024); 中西 健治 (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 二宮 研 win the 2026 election?expand_more
二宮 研 did not win the 2026 House of Representatives race in Kanagawa 3rd District, recording 41,843 votes (17.4%).
Which party did 二宮 研 represent?expand_more
二宮 研 ran as a DPP candidate. The party fielded 122 candidates in 2026.
Who won Kanagawa 3rd District in 2026?expand_more
中西 健治 (LDP) won Kanagawa 3rd District with 114,485 votes, a vote share of 47.7%.