{ "schema_version": "jp-election-municipality-proportional-swing-graph.v1", "dataset_id": "jp-election-db.derived-shape.graph", "family": "graph", "dataset": "municipality-proportional-swing-2025-2026", "source_release_version": "2026-05-03-v050", "selector": { "prefecture_code": "10", "prefecture_name": "群馬県", "prefecture_name_en": "Gunma", "party_id": "SDP", "party_label": "社民", "party_label_en": "Social Democratic Party", "scope": "prefecture", "ranking_id": "", "ranking_label": "", "ranking_label_en": "" }, "comparison": { "comparison_key": "20250720_hc_pr__20260208_hr_block", "baseline_election_set_key": "20250720_hc", "baseline_election_date": "2025-07-20", "baseline_vote_system": "pr", "target_election_set_key": "20260208_hr", "target_election_date": "2026-02-08", "target_vote_system": "block" }, "metric": { "primary_metric_id": "votes_change_rate_pct", "primary_metric_label": "票数増減率", "secondary_metric_id": "votes_delta", "secondary_metric_label": "票数差" }, "summary": { 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"Gunma", "jis_code": "103829", "municipality_name": "下仁田町", "municipality_name_en": "Shimonita-machi", "baseline_votes": 53.0, "target_votes": 29.0, "votes_delta": -24.0, "votes_change_rate_pct": -45.283019, "baseline_vote_share_pct_muni": 1.694915, "target_vote_share_pct_muni": 0.926814, "vote_share_delta_pct_pt": -0.768101 }, { "prefecture_code": "10", "prefecture_name": "群馬県", "prefecture_name_en": "Gunma", "jis_code": "102040", "municipality_name": "伊勢崎市", "municipality_name_en": "Isesaki-shi", "baseline_votes": 1547.0, "target_votes": 831.0, "votes_delta": -716.0, "votes_change_rate_pct": -46.283129, "baseline_vote_share_pct_muni": 1.832114, "target_vote_share_pct_muni": 0.988462, "vote_share_delta_pct_pt": -0.843652 }, { "prefecture_code": "10", "prefecture_name": "群馬県", "prefecture_name_en": "Gunma", "jis_code": "105252", "municipality_name": "邑楽町", "municipality_name_en": "Ora-machi", "baseline_votes": 260.0, "target_votes": 135.0, "votes_delta": -125.0, 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"prefecture_name": "群馬県", "prefecture_name_en": "Gunma", "jis_code": "102032", "municipality_name": "桐生市", "municipality_name_en": "Kiryu-shi", "baseline_votes": 875.0, "target_votes": 438.0, "votes_delta": -437.0, "votes_change_rate_pct": -49.942857, "baseline_vote_share_pct_muni": 1.952951, "target_vote_share_pct_muni": 1.020004, "vote_share_delta_pct_pt": -0.932947 }, { "prefecture_code": "10", "prefecture_name": "群馬県", "prefecture_name_en": "Gunma", "jis_code": "104264", "municipality_name": "草津町", "municipality_name_en": "Kusatsu-machi", "baseline_votes": 46.0, "target_votes": 22.0, "votes_delta": -24.0, "votes_change_rate_pct": -52.173913, "baseline_vote_share_pct_muni": 1.664255, "target_vote_share_pct_muni": 0.838095, "vote_share_delta_pct_pt": -0.82616 }, { "prefecture_code": "10", "prefecture_name": "群馬県", "prefecture_name_en": "Gunma", "jis_code": "102024", "municipality_name": "高崎市", "municipality_name_en": "Takasaki-shi", "baseline_votes": 3530.944, "target_votes": 1595.0, 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"10", "prefecture_name": "群馬県", "prefecture_name_en": "Gunma", "jis_code": "104434", "municipality_name": "片品村", "municipality_name_en": "Katashina-mura", "baseline_votes": 33.0, "target_votes": 13.0, "votes_delta": -20.0, "votes_change_rate_pct": -60.606061, "baseline_vote_share_pct_muni": 1.714286, "target_vote_share_pct_muni": 0.676731, "vote_share_delta_pct_pt": -1.037555 } ] }