Candidates
西尾 慧吾 — Osaka 9th District 2026
Updated 25 Tháng 5, 2026
- chevron_rightOutcome: Lost in Osaka 9th District (2026) — 30,493 votes (14.4%), rank #3 of 3.
- chevron_rightProfile: Male, age 27. Background: 政治スタッフ. Status entering: Newcomer.
- chevron_rightEndorsed by: 共産府委員会
fact_check Quick Facts
Age
27 yrs
Gender
male ♂ Male
Election Date
Th10 22, 2026
System
Single-member
Seats Recorded
—
Election Performance
Vote Count & Share
Votes
30,493
Vote Share
14.4%
Rank
#3
Outcome
Lost
Win/Loss Outcome
Outcome
Did not win seat in 2026
Political Context
Party Affiliation
SDP
社民
Party Candidates 2026
8
Party Seats Won
0
Prefectures
7
Avg Share
9.5%
Occupation & Background
Category政治スタッフ
Detail元参議院議員秘書
Incumbency & Career Wins
- Status entering the 2026 election: Newcomer
- Age at time of election: 27
Endorsements
共産府委員会
Comparative Snapshot
Same District Rivals
| Rank | Candidate | Party | Votes | Share |
|---|---|---|---|---|
| #1 | 萩原 佳 | Ishin | 102,204 | 48.2% |
| #2 | 東田 淳平 | LDP | 79,259 | 37.4% |
| #3 | 西尾 慧吾 this page | SDP | 30,493 | 14.4% |
Same-Party Peers in 2026
- 橋村 りか — Kumamoto 3rd District, 14.7% (Lost)
- 佐々木 克己 — Kanagawa 15th District, 10.9% (Lost)
- 伊藤 周平 — Kagoshima 4th District, 9.3% (Lost)
- 那須 敬子 — Fukuoka 5th District, 8.7% (Lost)
- 瑞慶覧 長敏 — Okinawa 2nd District, 8.7% (Lost)
Candidates with Similar Vote Share
- 大石 仁人 (Independent, Fukuoka 10th District) — 14.5%
- 内藤 耕一 (JCP, Osaka 14th District) — 14.3%
- 桑水流 弓紀子 (DPP, Tokyo 5th District) — 14.5%
- 平野 雨龍 (Independent, Oita 3rd District) — 14.5%
- 吉富 景子 (Sanseito, Fukuoka 1st District) — 14.5%
Osaka 9th District Historical Context
| Year | Winner | Party | Winning Votes | Winning Share | Field Size | Margin |
|---|---|---|---|---|---|---|
| 2026 | 萩原 佳 | ISHIN | 102,204 | 48.2% | 3 | 22,945 |
| 2024 | 萩原 佳 | ISHIN | 84,068 | 42.6% | 5 | 21,898 |
| 2021 | 足立 康史 | ISHIN | 133,146 | 50.3% | 4 | 49,370 |
Osaka Snapshot (2026)
Districts
19
Candidates
84
Seats Filled
19
Active Parties
10
Party representation across Osaka
Ishin19 cand · 18 won
LDP18 cand · 1 won
JCP16 cand · 0 won
Sanseito14 cand · 0 won
Centrist8 cand · 0 won
DPP4 cand · 0 won
Reiwa2 cand · 0 won
SDP1 cand · 0 won
Independent1 cand · 0 won
Minor Parties1 cand · 0 won
Top performers across Osaka (2026)
| Candidate | District | Party | Votes | Share | Result |
|---|---|---|---|---|---|
| 遠藤 敬 | Osaka 18th District | Ishin | 121,948 | 58.4% | Won |
| 青柳 仁士 | Osaka 14th District | Ishin | 121,049 | 57.8% | Won |
| 高見 亮 | Osaka 2nd District | Ishin | 115,244 | 51.9% | Won |
| 中司 宏 | Osaka 11th District | Ishin | 113,436 | 49.4% | Won |
| 萩原 佳 | Osaka 9th District | Ishin | 102,204 | 48.2% | Won |
| 梅村 聡 | Osaka 5th District | Ishin | 93,472 | 42.5% | Won |
| 井上 英孝 | Osaka 1st District | Ishin | 93,383 | 40.2% | Won |
Where 西尾 慧吾 ranks
Among SDP single-member candidates in 2026
Higher vote share than 75% (6 of 8)
Among ALL single-member candidates in 2026
Higher vote share than 42% (470 of 1119)
政治スタッフ cohort (2026)
Cohort Size
19
Cohort Wins
2
Cohort Avg Share
19.8%
Cohort Avg Age
45
西尾 慧吾's 14.4% vote share is 5.43 percentage points below the 政治スタッフ cohort average for 2026.
Frequently Asked Questions
Who has won Osaka 9th District in recent elections?expand_more
Recorded winners of Osaka 9th District: 萩原 佳 (2026); 萩原 佳 (2024); 足立 康史 (2021).
How many Osaka districts ran candidates in 2026?expand_more
Osaka had 19 districts with 84 total candidates in 2026, of whom 19 won seats.
Did 西尾 慧吾 win the 2026 election?expand_more
西尾 慧吾 did not win the 2026 House of Representatives race in Osaka 9th District, recording 30,493 votes (14.4%).
Which party did 西尾 慧吾 represent?expand_more
西尾 慧吾 ran as a SDP candidate. The party fielded 8 candidates in 2026.
Who won Osaka 9th District in 2026?expand_more
萩原 佳 (Ishin) won Osaka 9th District with 102,204 votes, a vote share of 48.2%.