{ "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": "CDR_TJU", "party_label": "中道+ゆうこく（2025=公明+立憲）", "party_label_en": "Centrist + Yukoku bloc (2025=Komeito+CDP)", "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", 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"target_vote_share_pct_muni": 13.341611, "vote_share_delta_pct_pt": -9.612035 }, { "prefecture_code": "03", "prefecture_name": "岩手県", "prefecture_name_en": "Iwate", "jis_code": "032131", "municipality_name": "二戸市", "municipality_name_en": "Ninohe-shi", "baseline_votes": 3166.533, "target_votes": 1867.0, "votes_delta": -1299.533, "votes_change_rate_pct": -41.039617, "baseline_vote_share_pct_muni": 29.735496, "target_vote_share_pct_muni": 17.037781, "vote_share_delta_pct_pt": -12.697715 }, { "prefecture_code": "03", "prefecture_name": "岩手県", "prefecture_name_en": "Iwate", "jis_code": "035246", "municipality_name": "一戸町", "municipality_name_en": "Ichinohe-machi", "baseline_votes": 1563.633, "target_votes": 910.0, "votes_delta": -653.633, "votes_change_rate_pct": -41.8022, "baseline_vote_share_pct_muni": 33.162948, "target_vote_share_pct_muni": 19.125683, "vote_share_delta_pct_pt": -14.037265 } ] }