{ "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": "REI", "party_label": "れいわ", "party_label_en": "Reiwa Shinsengumi", "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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-3.671599 }, { "prefecture_code": "33", "prefecture_name": "岡山県", "prefecture_name_en": "Okayama", "jis_code": "334235", "municipality_name": "早島町", "municipality_name_en": "Hayashima-cho", "baseline_votes": 345.0, "target_votes": 131.0, "votes_delta": -214.0, "votes_change_rate_pct": -62.028986, "baseline_vote_share_pct_muni": 5.845476, "target_vote_share_pct_muni": 2.169952, "vote_share_delta_pct_pt": -3.675524 }, { "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": 4578.952, "target_votes": 1733.0, "votes_delta": -2845.952, "votes_change_rate_pct": -62.152912, "baseline_vote_share_pct_muni": 6.381192, "target_vote_share_pct_muni": 2.552922, "vote_share_delta_pct_pt": -3.82827 } ] }