{ "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": "39", "prefecture_name": "高知県", "prefecture_name_en": "Kochi", "party_id": "ISH", "party_label": "維新", "party_label_en": "Japan Innovation Party (Ishin)", "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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"高知県", "prefecture_name_en": "Kochi", "jis_code": "394270", "municipality_name": "三原村", "municipality_name_en": "Mihara-mura", "baseline_votes": 19.0, "target_votes": 38.0, "votes_delta": 19.0, "votes_change_rate_pct": 100.0, "baseline_vote_share_pct_muni": 2.104097, "target_vote_share_pct_muni": 4.408353, "vote_share_delta_pct_pt": 2.304256 }, { "prefecture_code": "39", "prefecture_name": "高知県", "prefecture_name_en": "Kochi", "jis_code": "393029", "municipality_name": "奈半利町", "municipality_name_en": "Nahari-cho", "baseline_votes": 33.0, "target_votes": 63.0, "votes_delta": 30.0, "votes_change_rate_pct": 90.909091, "baseline_vote_share_pct_muni": 2.614897, "target_vote_share_pct_muni": 5.180921, "vote_share_delta_pct_pt": 2.566024 }, { "prefecture_code": "39", "prefecture_name": "高知県", "prefecture_name_en": "Kochi", "jis_code": "394017", "municipality_name": "中土佐町", "municipality_name_en": "Nakatosa-cho", "baseline_votes": 80.0, "target_votes": 145.0, "votes_delta": 65.0, 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"高知県", "prefecture_name_en": "Kochi", "jis_code": "392049", "municipality_name": "南国市", "municipality_name_en": "Nankoku-shi", "baseline_votes": 703.0, "target_votes": 1219.0, "votes_delta": 516.0, "votes_change_rate_pct": 73.399716, "baseline_vote_share_pct_muni": 3.703509, "target_vote_share_pct_muni": 6.307565, "vote_share_delta_pct_pt": 2.604056 }, { "prefecture_code": "39", "prefecture_name": "高知県", "prefecture_name_en": "Kochi", "jis_code": "393010", "municipality_name": "東洋町", "municipality_name_en": "Toyo-cho", "baseline_votes": 39.0, "target_votes": 66.0, "votes_delta": 27.0, "votes_change_rate_pct": 69.230769, "baseline_vote_share_pct_muni": 4.122622, "target_vote_share_pct_muni": 7.021277, "vote_share_delta_pct_pt": 2.898655 }, { "prefecture_code": "39", "prefecture_name": "高知県", "prefecture_name_en": "Kochi", "jis_code": "394050", "municipality_name": "檮原町", "municipality_name_en": "Yusuhara-cho", "baseline_votes": 42.0, "target_votes": 71.0, "votes_delta": 29.0, 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"prefecture_name": "高知県", "prefecture_name_en": "Kochi", "jis_code": "392065", "municipality_name": "須崎市", "municipality_name_en": "Susaki-shi", "baseline_votes": 334.0, "target_votes": 484.0, "votes_delta": 150.0, "votes_change_rate_pct": 44.91018, "baseline_vote_share_pct_muni": 3.730593, "target_vote_share_pct_muni": 5.532693, "vote_share_delta_pct_pt": 1.8021 }, { "prefecture_code": "39", "prefecture_name": "高知県", "prefecture_name_en": "Kochi", "jis_code": "393410", "municipality_name": "本山町", "municipality_name_en": "Motoyama-cho", "baseline_votes": 43.0, "target_votes": 60.0, "votes_delta": 17.0, "votes_change_rate_pct": 39.534884, "baseline_vote_share_pct_muni": 2.659246, "target_vote_share_pct_muni": 3.712871, "vote_share_delta_pct_pt": 1.053625 }, { "prefecture_code": "39", "prefecture_name": "高知県", "prefecture_name_en": "Kochi", "jis_code": "393037", "municipality_name": "田野町", "municipality_name_en": "Tano-cho", "baseline_votes": 37.0, "target_votes": 50.0, "votes_delta": 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"prefecture_name": "高知県", "prefecture_name_en": "Kochi", "jis_code": "392022", "municipality_name": "室戸市", "municipality_name_en": "Muroto-shi", "baseline_votes": 180.0, "target_votes": 229.0, "votes_delta": 49.0, "votes_change_rate_pct": 27.222222, "baseline_vote_share_pct_muni": 3.76569, "target_vote_share_pct_muni": 5.027442, "vote_share_delta_pct_pt": 1.261752 }, { "prefecture_code": "39", "prefecture_name": "高知県", "prefecture_name_en": "Kochi", "jis_code": "392014", "municipality_name": "高知市", "municipality_name_en": "Kochi-shi", "baseline_votes": 5836.0, "target_votes": 5038.0, "votes_delta": -798.0, "votes_change_rate_pct": -13.673749, "baseline_vote_share_pct_muni": 4.194518, "target_vote_share_pct_muni": 5.992625, "vote_share_delta_pct_pt": 1.798107 } ] }