{
  "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": "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": {
    "point_grain": "municipality",
    "point_count": 18,
    "municipality_count": 18,
    "min_votes_change_rate_pct": -43.153527,
    "max_votes_change_rate_pct": 81.818182
  },
  "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": 11.0,
      "target_votes": 20.0,
      "votes_delta": 9.0,
      "votes_change_rate_pct": 81.818182,
      "baseline_vote_share_pct_muni": 0.912863,
      "target_vote_share_pct_muni": 1.687764,
      "vote_share_delta_pct_pt": 0.774901
    },
    {
      "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": 430.0,
      "target_votes": 492.0,
      "votes_delta": 62.0,
      "votes_change_rate_pct": 14.418605,
      "baseline_vote_share_pct_muni": 3.298811,
      "target_vote_share_pct_muni": 3.723606,
      "vote_share_delta_pct_pt": 0.424795
    },
    {
      "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": 462.0,
      "target_votes": 528.0,
      "votes_delta": 66.0,
      "votes_change_rate_pct": 14.285714,
      "baseline_vote_share_pct_muni": 3.50744,
      "target_vote_share_pct_muni": 4.043808,
      "vote_share_delta_pct_pt": 0.536368
    },
    {
      "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": 590.0,
      "target_votes": 660.0,
      "votes_delta": 70.0,
      "votes_change_rate_pct": 11.864407,
      "baseline_vote_share_pct_muni": 4.228784,
      "target_vote_share_pct_muni": 4.683176,
      "vote_share_delta_pct_pt": 0.454392
    },
    {
      "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": 957.0,
      "target_votes": 1061.0,
      "votes_delta": 104.0,
      "votes_change_rate_pct": 10.867294,
      "baseline_vote_share_pct_muni": 3.767865,
      "target_vote_share_pct_muni": 4.13613,
      "vote_share_delta_pct_pt": 0.368265
    },
    {
      "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": 2299.0,
      "target_votes": 2501.0,
      "votes_delta": 202.0,
      "votes_change_rate_pct": 8.786429,
      "baseline_vote_share_pct_muni": 4.282228,
      "target_vote_share_pct_muni": 4.793575,
      "vote_share_delta_pct_pt": 0.511347
    },
    {
      "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": 301.0,
      "target_votes": 315.0,
      "votes_delta": 14.0,
      "votes_change_rate_pct": 4.651163,
      "baseline_vote_share_pct_muni": 2.818616,
      "target_vote_share_pct_muni": 2.945852,
      "vote_share_delta_pct_pt": 0.127236
    },
    {
      "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": 1673.0,
      "target_votes": 1686.0,
      "votes_delta": 13.0,
      "votes_change_rate_pct": 0.777047,
      "baseline_vote_share_pct_muni": 4.346809,
      "target_vote_share_pct_muni": 4.427172,
      "vote_share_delta_pct_pt": 0.080363
    },
    {
      "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": 136.0,
      "target_votes": 121.0,
      "votes_delta": -15.0,
      "votes_change_rate_pct": -11.029412,
      "baseline_vote_share_pct_muni": 3.218935,
      "target_vote_share_pct_muni": 2.86052,
      "vote_share_delta_pct_pt": -0.358415
    },
    {
      "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": 194.0,
      "target_votes": 168.0,
      "votes_delta": -26.0,
      "votes_change_rate_pct": -13.402062,
      "baseline_vote_share_pct_muni": 1.961379,
      "target_vote_share_pct_muni": 1.709576,
      "vote_share_delta_pct_pt": -0.251803
    },
    {
      "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": 213.0,
      "target_votes": 149.0,
      "votes_delta": -64.0,
      "votes_change_rate_pct": -30.046948,
      "baseline_vote_share_pct_muni": 3.059466,
      "target_vote_share_pct_muni": 2.1755,
      "vote_share_delta_pct_pt": -0.883966
    },
    {
      "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": 608.0,
      "target_votes": 423.0,
      "votes_delta": -185.0,
      "votes_change_rate_pct": -30.427632,
      "baseline_vote_share_pct_muni": 3.776398,
      "target_vote_share_pct_muni": 2.711365,
      "vote_share_delta_pct_pt": -1.065033
    },
    {
      "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": 427.0,
      "target_votes": 280.0,
      "votes_delta": -147.0,
      "votes_change_rate_pct": -34.42623,
      "baseline_vote_share_pct_muni": 2.671254,
      "target_vote_share_pct_muni": 1.722441,
      "vote_share_delta_pct_pt": -0.948813
    },
    {
      "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": 1028.0,
      "target_votes": 669.0,
      "votes_delta": -359.0,
      "votes_change_rate_pct": -34.922179,
      "baseline_vote_share_pct_muni": 3.31335,
      "target_vote_share_pct_muni": 2.137107,
      "vote_share_delta_pct_pt": -1.176243
    },
    {
      "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": 1159.0,
      "target_votes": 749.0,
      "votes_delta": -410.0,
      "votes_change_rate_pct": -35.375324,
      "baseline_vote_share_pct_muni": 3.736058,
      "target_vote_share_pct_muni": 2.478983,
      "vote_share_delta_pct_pt": -1.257075
    },
    {
      "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": 553.0,
      "target_votes": 345.0,
      "votes_delta": -208.0,
      "votes_change_rate_pct": -37.61302,
      "baseline_vote_share_pct_muni": 3.160903,
      "target_vote_share_pct_muni": 1.966372,
      "vote_share_delta_pct_pt": -1.194531
    },
    {
      "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": 10651.0,
      "target_votes": 6283.0,
      "votes_delta": -4368.0,
      "votes_change_rate_pct": -41.010234,
      "baseline_vote_share_pct_muni": 4.867693,
      "target_vote_share_pct_muni": 2.963847,
      "vote_share_delta_pct_pt": -1.903846
    },
    {
      "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": 241.0,
      "target_votes": 137.0,
      "votes_delta": -104.0,
      "votes_change_rate_pct": -43.153527,
      "baseline_vote_share_pct_muni": 3.018915,
      "target_vote_share_pct_muni": 1.75551,
      "vote_share_delta_pct_pt": -1.263405
    }
  ]
}