{ "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": "33", "prefecture_name": "岡山県", "prefecture_name_en": "Okayama", "party_id": "JCP", "party_label": "共産", "party_label_en": "Japanese Communist 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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"prefecture_code": "33", "prefecture_name": "岡山県", "prefecture_name_en": "Okayama", "jis_code": "331031", "municipality_name": "岡山市東区", "municipality_name_en": "Higashi-ku", "baseline_votes": 1966.53, "target_votes": 1682.0, "votes_delta": -284.53, "votes_change_rate_pct": -14.468633, "baseline_vote_share_pct_muni": 4.816149, "target_vote_share_pct_muni": 4.205946, "vote_share_delta_pct_pt": -0.610203 }, { "prefecture_code": "33", "prefecture_name": "岡山県", "prefecture_name_en": "Okayama", "jis_code": "331040", "municipality_name": "岡山市南区", "municipality_name_en": "Minami-ku", "baseline_votes": 2668.131, "target_votes": 2154.0, "votes_delta": -514.131, "votes_change_rate_pct": -19.269331, "baseline_vote_share_pct_muni": 3.718287, "target_vote_share_pct_muni": 3.173107, "vote_share_delta_pct_pt": -0.54518 } ] }