{ "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": "32", "prefecture_name": "島根県", "prefecture_name_en": "Shimane", "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": { "point_grain": "municipality", "point_count": 19, "municipality_count": 19, "min_votes_change_rate_pct": -57.352941, "max_votes_change_rate_pct": -9.090909 }, "municipalities": [ { "prefecture_code": "32", "prefecture_name": "島根県", "prefecture_name_en": "Shimane", "jis_code": "325260", "municipality_name": "西ノ島町", "municipality_name_en": "Nishinoshima-cho", "baseline_votes": 44.0, "target_votes": 40.0, "votes_delta": -4.0, "votes_change_rate_pct": -9.090909, "baseline_vote_share_pct_muni": 3.109541, "target_vote_share_pct_muni": 3.202562, "vote_share_delta_pct_pt": 0.093021 }, { "prefecture_code": "32", "prefecture_name": "島根県", "prefecture_name_en": "Shimane", "jis_code": "323861", "municipality_name": "飯南町", "municipality_name_en": "Iinan-cho", "baseline_votes": 115.571, "target_votes": 89.0, "votes_delta": -26.571, "votes_change_rate_pct": -22.991062, "baseline_vote_share_pct_muni": 3.9647, "target_vote_share_pct_muni": 3.339587, "vote_share_delta_pct_pt": -0.625113 }, { "prefecture_code": "32", "prefecture_name": "島根県", "prefecture_name_en": "Shimane", "jis_code": "325015", "municipality_name": "津和野町", "municipality_name_en": "Tsuwano-cho", "baseline_votes": 187.0, "target_votes": 140.0, "votes_delta": -47.0, "votes_change_rate_pct": -25.13369, "baseline_vote_share_pct_muni": 4.815864, "target_vote_share_pct_muni": 3.714513, "vote_share_delta_pct_pt": -1.101351 }, { "prefecture_code": "32", "prefecture_name": "島根県", "prefecture_name_en": "Shimane", "jis_code": "325252", "municipality_name": "海士町", "municipality_name_en": "Ama-cho", "baseline_votes": 45.0, "target_votes": 33.0, "votes_delta": -12.0, "votes_change_rate_pct": -26.666667, "baseline_vote_share_pct_muni": 3.249097, "target_vote_share_pct_muni": 2.473763, "vote_share_delta_pct_pt": -0.775334 }, { "prefecture_code": "32", "prefecture_name": "島根県", "prefecture_name_en": "Shimane", "jis_code": "323438", "municipality_name": "奥出雲町", "municipality_name_en": "Okuizumo-cho", "baseline_votes": 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"vote_share_delta_pct_pt": -1.39526 }, { "prefecture_code": "32", "prefecture_name": "島根県", "prefecture_name_en": "Shimane", "jis_code": "324493", "municipality_name": "邑南町", "municipality_name_en": "Ohnan-cho", "baseline_votes": 213.0, "target_votes": 137.0, "votes_delta": -76.0, "votes_change_rate_pct": -35.680751, "baseline_vote_share_pct_muni": 3.841298, "target_vote_share_pct_muni": 2.567948, "vote_share_delta_pct_pt": -1.27335 }, { "prefecture_code": "32", "prefecture_name": "島根県", "prefecture_name_en": "Shimane", "jis_code": "322059", "municipality_name": "大田市", "municipality_name_en": "Oda-shi", "baseline_votes": 704.0, "target_votes": 446.0, "votes_delta": -258.0, "votes_change_rate_pct": -36.647727, "baseline_vote_share_pct_muni": 4.571429, "target_vote_share_pct_muni": 3.034014, "vote_share_delta_pct_pt": -1.537415 }, { "prefecture_code": "32", "prefecture_name": "島根県", "prefecture_name_en": "Shimane", "jis_code": "322091", "municipality_name": "雲南市", "municipality_name_en": "Unnan-shi", "baseline_votes": 793.9, "target_votes": 488.0, "votes_delta": -305.9, "votes_change_rate_pct": -38.531301, "baseline_vote_share_pct_muni": 4.185912, "target_vote_share_pct_muni": 2.667979, "vote_share_delta_pct_pt": -1.517933 }, { "prefecture_code": "32", "prefecture_name": "島根県", "prefecture_name_en": "Shimane", "jis_code": "322040", "municipality_name": "益田市", "municipality_name_en": "Masuda-shi", "baseline_votes": 1086.0, "target_votes": 663.0, "votes_delta": -423.0, "votes_change_rate_pct": -38.950276, "baseline_vote_share_pct_muni": 5.113235, "target_vote_share_pct_muni": 3.274236, "vote_share_delta_pct_pt": -1.838999 }, { "prefecture_code": "32", "prefecture_name": "島根県", "prefecture_name_en": "Shimane", "jis_code": "324485", "municipality_name": "美郷町", "municipality_name_en": "Misato-cho", "baseline_votes": 122.0, "target_votes": 74.0, "votes_delta": -48.0, "votes_change_rate_pct": -39.344262, "baseline_vote_share_pct_muni": 4.470502, "target_vote_share_pct_muni": 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