Candidates
松岡 登志子 — Tokyo 5th District 2026
Updated 25 Tháng 5, 2026
- chevron_rightOutcome: Lost in Tokyo 5th District (2026) — 19,809 votes (8.7%), rank #5 of 5.
- chevron_rightProfile: Female, age 56. Background: 経営者. Status entering: Newcomer.
fact_check Quick Facts
Age
56 yrs
Gender
female ♀ Female
Election Date
Th10 22, 2026
System
Single-member
Seats Recorded
—
Election Performance
Vote Count & Share
Votes
19,809
Vote Share
8.7%
Rank
#5
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経営者
Detail医療コンサルティング会社代表取締役
Incumbency & Career Wins
- Status entering the 2026 election: Newcomer
- Age at time of election: 56
Comparative Snapshot
Same District Rivals
| Rank | Candidate | Party | Votes | Share |
|---|---|---|---|---|
| #1 | 若宮 健嗣 | LDP | 89,078 | 39.1% |
| #2 | 手塚 仁雄 | Centrist | 58,164 | 25.5% |
| #3 | 桑水流 弓紀子 | DPP | 33,140 | 14.5% |
| #4 | 稲葉 太郎 | Ishin | 27,889 | 12.2% |
| #5 | 松岡 登志子 this page | Sanseito | 19,809 | 8.7% |
Same-Party Peers in 2026
- 井上 誠也 — Osaka 10th District, 8.7% (Lost)
- 松方 恵美 — Tokyo 11th District, 8.7% (Lost)
- 輦止 保教 — Shizuoka 6th District, 8.7% (Lost)
- 小笠原 愛子 — Tokyo 27th District, 8.7% (Lost)
- 塚原 雅也 — Gifu 2nd District, 8.8% (Lost)
Candidates with Similar Vote Share
- 那須 敬子 (SDP, Fukuoka 5th District) — 8.7%
- 井上 誠也 (Sanseito, Osaka 10th District) — 8.7%
- 松方 恵美 (Sanseito, Tokyo 11th District) — 8.7%
- 瑞慶覧 長敏 (SDP, Okinawa 2nd District) — 8.7%
- 輦止 保教 (Sanseito, Shizuoka 6th District) — 8.7%
Tokyo 5th District Historical Context
| Year | Winner | Party | Winning Votes | Winning Share | Field Size | Margin |
|---|---|---|---|---|---|---|
| 2026 | 若宮 健嗣 | LDP | 89,078 | 39.1% | 5 | 30,914 |
| 2024 | 手塚 仁雄 | CDP | 83,016 | 39.4% | 7 | 13,992 |
| 2021 | 手塚 仁雄 | CDP | 111,246 | 41.0% | 3 | 5,404 |
Tokyo Snapshot (2026)
Districts
30
Candidates
154
Seats Filled
30
Active Parties
12
Party representation across Tokyo
LDP30 cand · 30 won
Sanseito30 cand · 0 won
DPP27 cand · 0 won
Centrist24 cand · 0 won
JCP13 cand · 0 won
Ishin11 cand · 0 won
Minor Parties6 cand · 0 won
Independent4 cand · 0 won
Mirai3 cand · 0 won
保守2 cand · 0 won
減ゆ2 cand · 0 won
Reiwa2 cand · 0 won
Top performers across Tokyo (2026)
| Candidate | District | Party | Votes | Share | Result |
|---|---|---|---|---|---|
| 伊藤 達也 | Tokyo 22nd District | LDP | 132,689 | 51.5% | Won |
| 鈴木 隼人 | Tokyo 10th District | LDP | 126,044 | 49.1% | Won |
| 福田 かおる | Tokyo 18th District | LDP | 117,383 | 47.7% | Won |
| 平 将明 | Tokyo 4th District | LDP | 114,054 | 49.4% | Won |
| 長島 昭久 | Tokyo 30th District | LDP | 110,453 | 45.2% | Won |
| 松島 みどり | Tokyo 14th District | LDP | 109,892 | 50.2% | Won |
| 井上 信治 | Tokyo 25th District | LDP | 109,606 | 50.5% | Won |
Where 松岡 登志子 ranks
Among Sanseito single-member candidates in 2026
Higher vote share than 25.8% (47 of 182)
Among ALL single-member candidates in 2026
Higher vote share than 21.5% (241 of 1119)
経営者 cohort (2026)
Cohort Size
61
Cohort Wins
4
Cohort Avg Share
14.5%
Cohort Avg Age
47
松岡 登志子's 8.7% vote share is 5.77 percentage points below the 経営者 cohort average for 2026.
Frequently Asked Questions
Who has won Tokyo 5th District in recent elections?expand_more
Recorded winners of Tokyo 5th District: 若宮 健嗣 (2026); 手塚 仁雄 (2024); 手塚 仁雄 (2021).
How many Tokyo districts ran candidates in 2026?expand_more
Tokyo had 30 districts with 154 total candidates in 2026, of whom 30 won seats.
Did 松岡 登志子 win the 2026 election?expand_more
松岡 登志子 did not win the 2026 House of Representatives race in Tokyo 5th District, recording 19,809 votes (8.7%).
Which party did 松岡 登志子 represent?expand_more
松岡 登志子 ran as a Sanseito candidate. The party fielded 197 candidates in 2026.
Who won Tokyo 5th District in 2026?expand_more
若宮 健嗣 (LDP) won Tokyo 5th District with 89,078 votes, a vote share of 39.1%.