{ "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": "JHP", "party_label": "保守", "party_label_en": "Japan Conservative 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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"03", "prefecture_name": "岩手県", "prefecture_name_en": "Iwate", "jis_code": "035017", "municipality_name": "軽米町", "municipality_name_en": "Karumai-machi", "baseline_votes": 65.0, "target_votes": 43.0, "votes_delta": -22.0, "votes_change_rate_pct": -33.846154, "baseline_vote_share_pct_muni": 1.90281, "target_vote_share_pct_muni": 1.17776, "vote_share_delta_pct_pt": -0.72505 }, { "prefecture_code": "03", "prefecture_name": "岩手県", "prefecture_name_en": "Iwate", "jis_code": "032107", "municipality_name": "陸前高田市", "municipality_name_en": "Rikuzentakata-shi", "baseline_votes": 221.0, "target_votes": 146.0, "votes_delta": -75.0, "votes_change_rate_pct": -33.936652, "baseline_vote_share_pct_muni": 2.294912, "target_vote_share_pct_muni": 1.478331, "vote_share_delta_pct_pt": -0.816581 }, { "prefecture_code": "03", "prefecture_name": "岩手県", "prefecture_name_en": "Iwate", "jis_code": "033014", "municipality_name": "雫石町", "municipality_name_en": "Shizukuishi-cho", "baseline_votes": 171.0, 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"Iwate", "jis_code": "032077", "municipality_name": "久慈市", "municipality_name_en": "Kuji-shi", "baseline_votes": 404.0, "target_votes": 193.0, "votes_delta": -211.0, "votes_change_rate_pct": -52.227723, "baseline_vote_share_pct_muni": 2.992149, "target_vote_share_pct_muni": 1.393401, "vote_share_delta_pct_pt": -1.598748 }, { "prefecture_code": "03", "prefecture_name": "岩手県", "prefecture_name_en": "Iwate", "jis_code": "033669", "municipality_name": "西和賀町", "municipality_name_en": "Nishiwaga-machi", "baseline_votes": 40.0, "target_votes": 18.0, "votes_delta": -22.0, "votes_change_rate_pct": -55.0, "baseline_vote_share_pct_muni": 1.47656, "target_vote_share_pct_muni": 0.636492, "vote_share_delta_pct_pt": -0.840068 }, { "prefecture_code": "03", "prefecture_name": "岩手県", "prefecture_name_en": "Iwate", "jis_code": "034827", "municipality_name": "山田町", "municipality_name_en": "Yamada-machi", "baseline_votes": 202.0, "target_votes": 86.0, "votes_delta": -116.0, "votes_change_rate_pct": 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