Candidates
山田 博司 — Nagasaki 1st District 2026
Updated 25 Tháng 5, 2026
- chevron_rightOutcome: Lost in Nagasaki 1st District (2026) — 13,363 votes (7.5%), rank #3 of 5.
- chevron_rightProfile: Male, age 55. Background: 議員. Status entering: Newcomer.
fact_check Quick Facts
Age
55 yrs
Gender
male ♂ Male
Election Date
Th10 22, 2026
System
Single-member
Seats Recorded
—
Election Performance
Vote Count & Share
Votes
13,363
Vote Share
7.5%
Rank
#3
Outcome
Lost
Win/Loss Outcome
Outcome
Did not win seat in 2026
Political Context
Party Affiliation
Ishin
維新
Party Candidates 2026
103
Party Seats Won
36
Prefectures
36
Avg Share
21.4%
Occupation & Background
Category議員
Detail元長崎県議会議員
Incumbency & Career Wins
- Status entering the 2026 election: Newcomer
- Age at time of election: 55
Comparative Snapshot
Same District Rivals
| Rank | Candidate | Party | Votes | Share |
|---|---|---|---|---|
| #1 | 西岡 秀子 | DPP | 93,931 | 52.5% |
| #2 | 浅田 眞澄美 | LDP | 52,794 | 29.5% |
| #3 | 山田 博司 this page | Ishin | 13,363 | 7.5% |
| #4 | 松石 宗平 | Sanseito | 10,426 | 5.8% |
| #5 | 内田 隆英 | JCP | 8,559 | 4.8% |
Same-Party Peers in 2026
- 石塚 貞通 — Chiba 8th District, 7.7% (Lost)
- 伊勢田 享子 — Saitama 4th District, 7.7% (Lost)
- 山崎 泉 — Hokkaido 2nd District, 7.8% (Lost)
- 中田 千代 — Aichi 4th District, 7.8% (Lost)
- 山田 良司 — Gifu 5th District, 7.1% (Lost)
Candidates with Similar Vote Share
- 河野 一弘 (JCP, Fukuoka 6th District) — 7.5%
- 藤田 修一 (Sanseito, Kanagawa 18th District) — 7.6%
- 宇都 隆史 (Sanseito, Hokkaido 11th District) — 7.4%
- 堤 淳太 (DPP, Oita 1st District) — 7.4%
- 佐々木 大成 (Sanseito, Iwate 1st District) — 7.4%
Career Timeline
Elections
3
Career Wins
0
Total Votes
51,765
Best Vote Share
18.2%
| Year | District | Party | System | Votes | Share | Rank | Result |
|---|---|---|---|---|---|---|---|
| 2026 | Nagasaki 1st District | Ishin | Single-member | 13,363 | 7.5% | #3 | Lost |
| 2024 | Nagasaki 1st District | Ishin | Single-member | 12,836 | 7.7% | #3 | Lost |
| 2021 | Nagasaki 3rd District | Independent | Single-member | 25,566 | 18.2% | #3 | Lost |
Nagasaki 1st District Historical Context
| Year | Winner | Party | Winning Votes | Winning Share | Field Size | Margin |
|---|---|---|---|---|---|---|
| 2026 | 西岡 秀子 | DPP | 93,931 | 52.5% | 5 | 41,137 |
| 2024 | 西岡 秀子 | DPP | 87,784 | 52.5% | 5 | 39,402 |
| 2021 | 西岡 秀子 | DPP | 101,877 | 56.1% | 3 | 32,824 |
Nagasaki Snapshot (2026)
Districts
3
Candidates
10
Seats Filled
3
Active Parties
6
Party representation across Nagasaki
LDP3 cand · 2 won
Sanseito2 cand · 0 won
Centrist2 cand · 0 won
DPP1 cand · 1 won
Ishin1 cand · 0 won
JCP1 cand · 0 won
Top performers across Nagasaki (2026)
| Candidate | District | Party | Votes | Share | Result |
|---|---|---|---|---|---|
| 金子 容三 | Nagasaki 3rd District | LDP | 133,418 | 72.1% | Won |
| 加藤 竜祥 | Nagasaki 2nd District | LDP | 126,751 | 56.3% | Won |
| 西岡 秀子 | Nagasaki 1st District | DPP | 93,931 | 52.5% | Won |
| 山田 勝彦 | Nagasaki 2nd District | Centrist | 72,951 | 32.4% | Lost |
| 浅田 眞澄美 | Nagasaki 1st District | LDP | 52,794 | 29.5% | Lost |
| 田崎 耕太 | Nagasaki 3rd District | Centrist | 51,525 | 27.9% | Lost |
| 高木 聡子 | Nagasaki 2nd District | Sanseito | 25,481 | 11.3% | Lost |
Where 山田 博司 ranks
Among Ishin single-member candidates in 2026
Higher vote share than 8% (7 of 87)
Among ALL single-member candidates in 2026
Higher vote share than 17.3% (194 of 1119)
議員 cohort (2026)
Cohort Size
216
Cohort Wins
35
Cohort Avg Share
21.9%
Cohort Avg Age
52
山田 博司's 7.5% vote share is 14.41 percentage points below the 議員 cohort average for 2026.
Frequently Asked Questions
How many times has 山田 博司 run for the House of Representatives?expand_more
山田 博司 has appeared in 3 recorded elections, winning 0 of them. The most recent was 2026.
Who has won Nagasaki 1st District in recent elections?expand_more
Recorded winners of Nagasaki 1st District: 西岡 秀子 (2026); 西岡 秀子 (2024); 西岡 秀子 (2021).
How many Nagasaki districts ran candidates in 2026?expand_more
Nagasaki had 3 districts with 10 total candidates in 2026, of whom 3 won seats.
Did 山田 博司 win the 2026 election?expand_more
山田 博司 did not win the 2026 House of Representatives race in Nagasaki 1st District, recording 13,363 votes (7.5%).
Which party did 山田 博司 represent?expand_more
山田 博司 ran as a Ishin candidate. The party fielded 103 candidates in 2026.
Who won Nagasaki 1st District in 2026?expand_more
西岡 秀子 (DPP) won Nagasaki 1st District with 93,931 votes, a vote share of 52.5%.