{ "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": "DPP", "party_label": "国民", "party_label_en": "Democratic Party for the People", "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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"municipality_name": "太田市", "municipality_name_en": "Ota-shi", "baseline_votes": 12889.26, "target_votes": 8043.0, "votes_delta": -4846.26, "votes_change_rate_pct": -37.599211, "baseline_vote_share_pct_muni": 14.251252, "target_vote_share_pct_muni": 9.310644, "vote_share_delta_pct_pt": -4.940608 }, { "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": 20742.076, "target_votes": 11837.0, "votes_delta": -8905.076, "votes_change_rate_pct": -42.932424, "baseline_vote_share_pct_muni": 12.010467, "target_vote_share_pct_muni": 9.036982, "vote_share_delta_pct_pt": -2.973485 } ] }