{
  "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": "44",
    "prefecture_name": "大分県",
    "prefecture_name_en": "Oita",
    "party_id": "SAN",
    "party_label": "参政",
    "party_label_en": "Sanseito",
    "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": 18,
    "municipality_count": 18,
    "min_votes_change_rate_pct": -41.035857,
    "max_votes_change_rate_pct": -14.285714
  },
  "municipalities": [
    {
      "prefecture_code": "44",
      "prefecture_name": "大分県",
      "prefecture_name_en": "Oita",
      "jis_code": "443220",
      "municipality_name": "姫島村",
      "municipality_name_en": "Himeshima-mura",
      "baseline_votes": 63.0,
      "target_votes": 54.0,
      "votes_delta": -9.0,
      "votes_change_rate_pct": -14.285714,
      "baseline_vote_share_pct_muni": 5.228216,
      "target_vote_share_pct_muni": 4.556962,
      "vote_share_delta_pct_pt": -0.671254
    },
    {
      "prefecture_code": "44",
      "prefecture_name": "大分県",
      "prefecture_name_en": "Oita",
      "jis_code": "442143",
      "municipality_name": "国東市",
      "municipality_name_en": "Kunisaki-shi",
      "baseline_votes": 1322.345,
      "target_votes": 1118.0,
      "votes_delta": -204.345,
      "votes_change_rate_pct": -15.453229,
      "baseline_vote_share_pct_muni": 10.144572,
      "target_vote_share_pct_muni": 8.461364,
      "vote_share_delta_pct_pt": -1.683208
    },
    {
      "prefecture_code": "44",
      "prefecture_name": "大分県",
      "prefecture_name_en": "Oita",
      "jis_code": "442100",
      "municipality_name": "杵築市",
      "municipality_name_en": "Kitsuki-shi",
      "baseline_votes": 1458.294,
      "target_votes": 1226.0,
      "votes_delta": -232.294,
      "votes_change_rate_pct": -15.929161,
      "baseline_vote_share_pct_muni": 11.071166,
      "target_vote_share_pct_muni": 9.389599,
      "vote_share_delta_pct_pt": -1.681567
    },
    {
      "prefecture_code": "44",
      "prefecture_name": "大分県",
      "prefecture_name_en": "Oita",
      "jis_code": "442119",
      "municipality_name": "宇佐市",
      "municipality_name_en": "Usa-shi",
      "baseline_votes": 2806.386,
      "target_votes": 2318.0,
      "votes_delta": -488.386,
      "votes_change_rate_pct": -17.402667,
      "baseline_vote_share_pct_muni": 11.049199,
      "target_vote_share_pct_muni": 9.036332,
      "vote_share_delta_pct_pt": -2.012867
    },
    {
      "prefecture_code": "44",
      "prefecture_name": "大分県",
      "prefecture_name_en": "Oita",
      "jis_code": "443417",
      "municipality_name": "日出町",
      "municipality_name_en": "Hiji-machi",
      "baseline_votes": 1862.0,
      "target_votes": 1459.0,
      "votes_delta": -403.0,
      "votes_change_rate_pct": -21.643394,
      "baseline_vote_share_pct_muni": 13.345757,
      "target_vote_share_pct_muni": 10.352657,
      "vote_share_delta_pct_pt": -2.9931
    },
    {
      "prefecture_code": "44",
      "prefecture_name": "大分県",
      "prefecture_name_en": "Oita",
      "jis_code": "442038",
      "municipality_name": "中津市",
      "municipality_name_en": "Nakatsu-shi",
      "baseline_votes": 5087.447,
      "target_votes": 3973.0,
      "votes_delta": -1114.447,
      "votes_change_rate_pct": -21.90582,
      "baseline_vote_share_pct_muni": 13.218268,
      "target_vote_share_pct_muni": 10.432476,
      "vote_share_delta_pct_pt": -2.785792
    },
    {
      "prefecture_code": "44",
      "prefecture_name": "大分県",
      "prefecture_name_en": "Oita",
      "jis_code": "442097",
      "municipality_name": "豊後高田市",
      "municipality_name_en": "Bungotakada-shi",
      "baseline_votes": 1121.0,
      "target_votes": 863.0,
      "votes_delta": -258.0,
      "votes_change_rate_pct": -23.015165,
      "baseline_vote_share_pct_muni": 10.497238,
      "target_vote_share_pct_muni": 8.0707,
      "vote_share_delta_pct_pt": -2.426538
    },
    {
      "prefecture_code": "44",
      "prefecture_name": "大分県",
      "prefecture_name_en": "Oita",
      "jis_code": "442020",
      "municipality_name": "別府市",
      "municipality_name_en": "Beppu-shi",
      "baseline_votes": 6791.0,
      "target_votes": 4774.0,
      "votes_delta": -2017.0,
      "votes_change_rate_pct": -29.701075,
      "baseline_vote_share_pct_muni": 12.649245,
      "target_vote_share_pct_muni": 9.150151,
      "vote_share_delta_pct_pt": -3.499094
    },
    {
      "prefecture_code": "44",
      "prefecture_name": "大分県",
      "prefecture_name_en": "Oita",
      "jis_code": "442089",
      "municipality_name": "竹田市",
      "municipality_name_en": "Taketa-shi",
      "baseline_votes": 781.0,
      "target_votes": 546.0,
      "votes_delta": -235.0,
      "votes_change_rate_pct": -30.089629,
      "baseline_vote_share_pct_muni": 7.896067,
      "target_vote_share_pct_muni": 5.556121,
      "vote_share_delta_pct_pt": -2.339946
    },
    {
      "prefecture_code": "44",
      "prefecture_name": "大分県",
      "prefecture_name_en": "Oita",
      "jis_code": "444618",
      "municipality_name": "九重町",
      "municipality_name_en": "Kokonoe-machi",
      "baseline_votes": 431.0,
      "target_votes": 292.0,
      "votes_delta": -139.0,
      "votes_change_rate_pct": -32.25058,
      "baseline_vote_share_pct_muni": 10.201183,
      "target_vote_share_pct_muni": 6.903073,
      "vote_share_delta_pct_pt": -3.29811
    },
    {
      "prefecture_code": "44",
      "prefecture_name": "大分県",
      "prefecture_name_en": "Oita",
      "jis_code": "442062",
      "municipality_name": "臼杵市",
      "municipality_name_en": "Usuki-shi",
      "baseline_votes": 1639.0,
      "target_votes": 1074.0,
      "votes_delta": -565.0,
      "votes_change_rate_pct": -34.472239,
      "baseline_vote_share_pct_muni": 9.368391,
      "target_vote_share_pct_muni": 6.121402,
      "vote_share_delta_pct_pt": -3.246989
    },
    {
      "prefecture_code": "44",
      "prefecture_name": "大分県",
      "prefecture_name_en": "Oita",
      "jis_code": "442127",
      "municipality_name": "豊後大野市",
      "municipality_name_en": "Bungoono-shi",
      "baseline_votes": 1553.0,
      "target_votes": 999.0,
      "votes_delta": -554.0,
      "votes_change_rate_pct": -35.672891,
      "baseline_vote_share_pct_muni": 9.715358,
      "target_vote_share_pct_muni": 6.145423,
      "vote_share_delta_pct_pt": -3.569935
    },
    {
      "prefecture_code": "44",
      "prefecture_name": "大分県",
      "prefecture_name_en": "Oita",
      "jis_code": "442011",
      "municipality_name": "大分市",
      "municipality_name_en": "Oita-shi",
      "baseline_votes": 29015.623,
      "target_votes": 18154.0,
      "votes_delta": -10861.623,
      "votes_change_rate_pct": -37.433706,
      "baseline_vote_share_pct_muni": 13.260648,
      "target_vote_share_pct_muni": 8.563692,
      "vote_share_delta_pct_pt": -4.696956
    },
    {
      "prefecture_code": "44",
      "prefecture_name": "大分県",
      "prefecture_name_en": "Oita",
      "jis_code": "442054",
      "municipality_name": "佐伯市",
      "municipality_name_en": "Saiki-shi",
      "baseline_votes": 3377.0,
      "target_votes": 2070.0,
      "votes_delta": -1307.0,
      "votes_change_rate_pct": -38.702991,
      "baseline_vote_share_pct_muni": 10.88442,
      "target_vote_share_pct_muni": 6.612573,
      "vote_share_delta_pct_pt": -4.271847
    },
    {
      "prefecture_code": "44",
      "prefecture_name": "大分県",
      "prefecture_name_en": "Oita",
      "jis_code": "442070",
      "municipality_name": "津久見市",
      "municipality_name_en": "Tsukumi-shi",
      "baseline_votes": 746.0,
      "target_votes": 453.0,
      "votes_delta": -293.0,
      "votes_change_rate_pct": -39.276139,
      "baseline_vote_share_pct_muni": 9.344858,
      "target_vote_share_pct_muni": 5.804716,
      "vote_share_delta_pct_pt": -3.540142
    },
    {
      "prefecture_code": "44",
      "prefecture_name": "大分県",
      "prefecture_name_en": "Oita",
      "jis_code": "442046",
      "municipality_name": "日田市",
      "municipality_name_en": "Hita-shi",
      "baseline_votes": 3944.0,
      "target_votes": 2365.0,
      "votes_delta": -1579.0,
      "votes_change_rate_pct": -40.035497,
      "baseline_vote_share_pct_muni": 12.713558,
      "target_vote_share_pct_muni": 7.827497,
      "vote_share_delta_pct_pt": -4.886061
    },
    {
      "prefecture_code": "44",
      "prefecture_name": "大分県",
      "prefecture_name_en": "Oita",
      "jis_code": "442135",
      "municipality_name": "由布市",
      "municipality_name_en": "Yufu-shi",
      "baseline_votes": 1997.0,
      "target_votes": 1183.0,
      "votes_delta": -814.0,
      "votes_change_rate_pct": -40.761142,
      "baseline_vote_share_pct_muni": 12.403727,
      "target_vote_share_pct_muni": 7.582847,
      "vote_share_delta_pct_pt": -4.82088
    },
    {
      "prefecture_code": "44",
      "prefecture_name": "大分県",
      "prefecture_name_en": "Oita",
      "jis_code": "444626",
      "municipality_name": "玖珠町",
      "municipality_name_en": "Kusu-machi",
      "baseline_votes": 753.0,
      "target_votes": 444.0,
      "votes_delta": -309.0,
      "votes_change_rate_pct": -41.035857,
      "baseline_vote_share_pct_muni": 10.815858,
      "target_vote_share_pct_muni": 6.482698,
      "vote_share_delta_pct_pt": -4.33316
    }
  ]
}