{ "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": "03", "prefecture_name": "岩手県", "prefecture_name_en": "Iwate", "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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"vote_share_delta_pct_pt": -3.155273 }, { "prefecture_code": "03", "prefecture_name": "岩手県", "prefecture_name_en": "Iwate", "jis_code": "033219", "municipality_name": "紫波町", "municipality_name_en": "Shiwa-cho", "baseline_votes": 1956.889, "target_votes": 1437.0, "votes_delta": -519.889, "votes_change_rate_pct": -26.567118, "baseline_vote_share_pct_muni": 12.165168, "target_vote_share_pct_muni": 8.885179, "vote_share_delta_pct_pt": -3.279989 }, { "prefecture_code": "03", "prefecture_name": "岩手県", "prefecture_name_en": "Iwate", "jis_code": "032069", "municipality_name": "北上市", "municipality_name_en": "Kitakami-shi", "baseline_votes": 6033.057, "target_votes": 4397.0, "votes_delta": -1636.057, "votes_change_rate_pct": -27.118209, "baseline_vote_share_pct_muni": 13.348357, "target_vote_share_pct_muni": 9.877791, "vote_share_delta_pct_pt": -3.470566 }, { "prefecture_code": "03", "prefecture_name": "岩手県", "prefecture_name_en": "Iwate", "jis_code": "033812", "municipality_name": "金ケ崎町", "municipality_name_en": "Kanegasaki-cho", "baseline_votes": 1078.802, "target_votes": 767.0, "votes_delta": -311.802, "votes_change_rate_pct": -28.902616, "baseline_vote_share_pct_muni": 13.676496, "target_vote_share_pct_muni": 9.498452, "vote_share_delta_pct_pt": -4.178044 }, { "prefecture_code": "03", "prefecture_name": "岩手県", "prefecture_name_en": "Iwate", "jis_code": "033227", "municipality_name": "矢巾町", "municipality_name_en": "Yahaba-cho", "baseline_votes": 1745.863, "target_votes": 1236.0, "votes_delta": -509.863, "votes_change_rate_pct": -29.204067, "baseline_vote_share_pct_muni": 13.0943, "target_vote_share_pct_muni": 9.32619, "vote_share_delta_pct_pt": -3.76811 } ] }