Candidates
南原 竜樹 — Saitama 15th District 2026
Updated 25 Tháng 5, 2026
- chevron_rightOutcome: Lost in Saitama 15th District (2026) — 31,994 votes (14.6%), rank #3 of 4.
- chevron_rightProfile: Male, age 65. Background: 経営者. Status entering: Newcomer.
fact_check Quick Facts
Age
65 yrs
Gender
male ♂ Male
Election Date
Th10 22, 2026
System
Single-member
Seats Recorded
—
Election Performance
Vote Count & Share
Votes
31,994
Vote Share
14.6%
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経営者
Detail経営コンサルティング会社社長
Incumbency & Career Wins
- Status entering the 2026 election: Newcomer
- Age at time of election: 65
Comparative Snapshot
Same District Rivals
| Rank | Candidate | Party | Votes | Share |
|---|---|---|---|---|
| #1 | 田中 良生 | LDP | 114,320 | 52.3% |
| #2 | 小山田 経子 | Centrist | 57,005 | 26.1% |
| #3 | 南原 竜樹 this page | Ishin | 31,994 | 14.6% |
| #4 | 藤川 広明 | Minor Parties | 15,213 | 7.0% |
Same-Party Peers in 2026
- 阿部 司 — Tokyo 12th District, 14.7% (Lost)
- 木村 元紀 — Kyoto 3rd District, 14.7% (Lost)
- 杉本 和巳 — Aichi 10th District, 14.8% (Lost)
- 金子 洋一 — Kanagawa 20th District, 14.1% (Lost)
- 猪口 幸子 — Tokyo 17th District, 13.6% (Lost)
Candidates with Similar Vote Share
- 中村 寿 (DPP, Kagoshima 4th District) — 14.6%
- 要 友紀子 (Centrist, Wakayama 1st District) — 14.6%
- 田中 克和 (減ゆ, Aichi 5th District) — 14.6%
- 鈴木 美香 (Sanseito, Tokyo 22nd District) — 14.6%
- 大石 仁人 (Independent, Fukuoka 10th District) — 14.5%
Saitama 15th District Historical Context
| Year | Winner | Party | Winning Votes | Winning Share | Field Size | Margin |
|---|---|---|---|---|---|---|
| 2026 | 田中 良生 | LDP | 114,320 | 52.3% | 4 | 57,315 |
| 2024 | 田中 良生 | LDP | 73,973 | 35.6% | 5 | 13,617 |
| 2021 | 田中 良生 | LDP | 102,023 | 45.9% | 3 | 30,065 |
Saitama Snapshot (2026)
Districts
16
Candidates
55
Seats Filled
16
Active Parties
9
Party representation across Saitama
LDP16 cand · 16 won
Centrist12 cand · 0 won
Sanseito8 cand · 0 won
JCP6 cand · 0 won
DPP5 cand · 0 won
Ishin4 cand · 0 won
Independent2 cand · 0 won
Reiwa1 cand · 0 won
Minor Parties1 cand · 0 won
Top performers across Saitama (2026)
| Candidate | District | Party | Votes | Share | Result |
|---|---|---|---|---|---|
| 村井 英樹 | Saitama 1st District | LDP | 121,002 | 55.7% | Won |
| 柴山 昌彦 | Saitama 8th District | LDP | 118,529 | 52.4% | Won |
| 田中 良生 | Saitama 15th District | LDP | 114,320 | 52.3% | Won |
| 大塚 拓 | Saitama 9th District | LDP | 112,062 | 55.0% | Won |
| 穂坂 泰 | Saitama 4th District | LDP | 110,312 | 52.9% | Won |
| 中野 英幸 | Saitama 7th District | LDP | 107,470 | 57.2% | Won |
| 井原 隆 | Saitama 5th District | LDP | 104,836 | 47.4% | Won |
Where 南原 竜樹 ranks
Among Ishin single-member candidates in 2026
Higher vote share than 46% (40 of 87)
Among ALL single-member candidates in 2026
Higher vote share than 42.4% (475 of 1119)
経営者 cohort (2026)
Cohort Size
61
Cohort Wins
4
Cohort Avg Share
14.5%
Cohort Avg Age
47
南原 竜樹's 14.6% vote share is 0.13 percentage points above the 経営者 cohort average for 2026.
Frequently Asked Questions
Who has won Saitama 15th District in recent elections?expand_more
Recorded winners of Saitama 15th District: 田中 良生 (2026); 田中 良生 (2024); 田中 良生 (2021).
How many Saitama districts ran candidates in 2026?expand_more
Saitama had 16 districts with 55 total candidates in 2026, of whom 16 won seats.
Did 南原 竜樹 win the 2026 election?expand_more
南原 竜樹 did not win the 2026 House of Representatives race in Saitama 15th District, recording 31,994 votes (14.6%).
Which party did 南原 竜樹 represent?expand_more
南原 竜樹 ran as a Ishin candidate. The party fielded 103 candidates in 2026.
Who won Saitama 15th District in 2026?expand_more
田中 良生 (LDP) won Saitama 15th District with 114,320 votes, a vote share of 52.3%.