Candidates
大椿 裕子 — Osaka 9th District 2021
Updated 25 Tháng 5, 2026
- chevron_rightOutcome: Lost in Osaka 9th District (2021) — 42,165 votes (15.9%), rank #3 of 4.
- chevron_rightProfile: Female, age 48. Background: 政党役職. Status entering: Newcomer.
- chevron_rightEndorsed by: れ新・共産府委員会
fact_check Quick Facts
Age
48 yrs
Gender
female ♀ Female
Election Date
Th10 31, 2021
System
Single-member
Seats Recorded
—
Election Performance
Vote Count & Share
Votes
42,165
Vote Share
15.9%
Rank
#3
Outcome
Lost
Win/Loss Outcome
Outcome
Did not win seat in 2021
Political Context
Party Affiliation
SDP
社民
Party Candidates 2021
9
Party Seats Won
1
Prefectures
8
Avg Share
18.4%
Occupation & Background
Category政党役職
Detail社民党副党首、元大阪教育合同労組委員長
Incumbency & Career Wins
- Status entering the 2021 election: Newcomer
- Age at time of election: 48
Endorsements
れ新・共産府委員会
Comparative Snapshot
Same District Rivals
| Rank | Candidate | Party | Votes | Share |
|---|---|---|---|---|
| #1 | 足立 康史 | Ishin | 133,146 | 50.3% |
| #2 | 原田 憲治 | LDP | 83,776 | 31.7% |
| #3 | 大椿 裕子 this page | SDP | 42,165 | 15.9% |
| #4 | 磯部 和哉 | Independent | 5,369 | 2.0% |
Same-Party Peers in 2021
- 佐々木 克己 — Kanagawa 15th District, 17.5% (Lost)
- 志岐 玲子 — Fukuoka 11th District, 14.2% (Lost)
- 馬場 功世 — Kumamoto 3rd District, 21.5% (Lost)
- 有田 優子 — Hiroshima 1st District, 9.6% (Lost)
- 朝倉 玲子 — Tokyo 24th District, 6.5% (Lost)
Candidates with Similar Vote Share
- 岡田 正和 (JCP, Tottori 1st District) — 15.9%
- 井上 一徳 (Independent, Kyoto 5th District) — 15.7%
- 本多 信弘 (JCP, Aichi 11th District) — 16.1%
- 坂本 浩 (JCP, Ishikawa 2nd District) — 15.5%
- 中村 憲一 (Ishin, Shizuoka 4th District) — 15.5%
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 (2021)
Districts
19
Candidates
67
Seats Filled
19
Active Parties
9
Party representation across Osaka
Ishin15 cand · 15 won
LDP15 cand · 0 won
CDP13 cand · 0 won
JCP12 cand · 0 won
Komeito4 cand · 4 won
Independent4 cand · 0 won
Reiwa2 cand · 0 won
SDP1 cand · 0 won
NHK Party1 cand · 0 won
Top performers across Osaka (2021)
| Candidate | District | Party | Votes | Share | Result |
|---|---|---|---|---|---|
| 足立 康史 | Osaka 9th District | Ishin | 133,146 | 50.3% | Won |
| 青柳 仁士 | Osaka 14th District | Ishin | 126,307 | 55.7% | Won |
| 守島 正 | Osaka 2nd District | Ishin | 120,913 | 48.5% | Won |
| 遠藤 敬 | Osaka 18th District | Ishin | 118,421 | 53.0% | Won |
| 浦野 靖人 | Osaka 15th District | Ishin | 114,861 | 54.1% | Won |
| 井上 英孝 | Osaka 1st District | Ishin | 110,120 | 49.4% | Won |
| 美延 映夫 | Osaka 4th District | Ishin | 107,585 | 46.1% | Won |
Where 大椿 裕子 ranks
Among SDP single-member candidates in 2021
Higher vote share than 44.4% (4 of 9)
Among ALL single-member candidates in 2021
Higher vote share than 25.9% (222 of 857)
政党役職 cohort (2021)
Cohort Size
210
Cohort Wins
98
Cohort Avg Share
33.5%
Cohort Avg Age
56
大椿 裕子's 15.9% vote share is 17.63 percentage points below the 政党役職 cohort average for 2021.
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 2021?expand_more
Osaka had 19 districts with 67 total candidates in 2021, of whom 19 won seats.
Did 大椿 裕子 win the 2021 election?expand_more
大椿 裕子 did not win the 2021 House of Representatives race in Osaka 9th District, recording 42,165 votes (15.9%).
Which party did 大椿 裕子 represent?expand_more
大椿 裕子 ran as a SDP candidate. The party fielded 9 candidates in 2021.
Who won Osaka 9th District in 2021?expand_more
足立 康史 (Ishin) won Osaka 9th District with 133,146 votes, a vote share of 50.3%.