{
  "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": "41",
    "prefecture_name": "佐賀県",
    "prefecture_name_en": "Saga",
    "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": 20,
    "municipality_count": 20,
    "min_votes_change_rate_pct": -64.705882,
    "max_votes_change_rate_pct": -44.637681
  },
  "municipalities": [
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "414018",
      "municipality_name": "有田町",
      "municipality_name_en": "Arita-cho",
      "baseline_votes": 345.0,
      "target_votes": 191.0,
      "votes_delta": -154.0,
      "votes_change_rate_pct": -44.637681,
      "baseline_vote_share_pct_muni": 3.632726,
      "target_vote_share_pct_muni": 1.986066,
      "vote_share_delta_pct_pt": -1.64666
    },
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "414239",
      "municipality_name": "大町町",
      "municipality_name_en": "Omachi-cho",
      "baseline_votes": 102.0,
      "target_votes": 49.0,
      "votes_delta": -53.0,
      "votes_change_rate_pct": -51.960784,
      "baseline_vote_share_pct_muni": 3.318152,
      "target_vote_share_pct_muni": 1.606557,
      "vote_share_delta_pct_pt": -1.711595
    },
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "413461",
      "municipality_name": "みやき町",
      "municipality_name_en": "Miyaki-cho",
      "baseline_votes": 446.0,
      "target_votes": 213.0,
      "votes_delta": -233.0,
      "votes_change_rate_pct": -52.242152,
      "baseline_vote_share_pct_muni": 3.628081,
      "target_vote_share_pct_muni": 1.706594,
      "vote_share_delta_pct_pt": -1.921487
    },
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "412023",
      "municipality_name": "唐津市",
      "municipality_name_en": "Karatsu-shi",
      "baseline_votes": 2029.9,
      "target_votes": 965.0,
      "votes_delta": -1064.9,
      "votes_change_rate_pct": -52.460712,
      "baseline_vote_share_pct_muni": 3.827545,
      "target_vote_share_pct_muni": 1.757197,
      "vote_share_delta_pct_pt": -2.070348
    },
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "412058",
      "municipality_name": "伊万里市",
      "municipality_name_en": "Imari-shi",
      "baseline_votes": 896.0,
      "target_votes": 419.0,
      "votes_delta": -477.0,
      "votes_change_rate_pct": -53.236607,
      "baseline_vote_share_pct_muni": 3.638579,
      "target_vote_share_pct_muni": 1.694093,
      "vote_share_delta_pct_pt": -1.944486
    },
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "413879",
      "municipality_name": "玄海町",
      "municipality_name_en": "Genkai-cho",
      "baseline_votes": 61.0,
      "target_votes": 28.0,
      "votes_delta": -33.0,
      "votes_change_rate_pct": -54.098361,
      "baseline_vote_share_pct_muni": 2.637268,
      "target_vote_share_pct_muni": 1.162791,
      "vote_share_delta_pct_pt": -1.474477
    },
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "412082",
      "municipality_name": "小城市",
      "municipality_name_en": "Ogi-shi",
      "baseline_votes": 819.0,
      "target_votes": 373.0,
      "votes_delta": -446.0,
      "votes_change_rate_pct": -54.456654,
      "baseline_vote_share_pct_muni": 3.930508,
      "target_vote_share_pct_muni": 1.777375,
      "vote_share_delta_pct_pt": -2.153133
    },
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "412031",
      "municipality_name": "鳥栖市",
      "municipality_name_en": "Tosu-shi",
      "baseline_votes": 1793.0,
      "target_votes": 806.0,
      "votes_delta": -987.0,
      "votes_change_rate_pct": -55.047407,
      "baseline_vote_share_pct_muni": 5.068121,
      "target_vote_share_pct_muni": 2.378774,
      "vote_share_delta_pct_pt": -2.689347
    },
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "414255",
      "municipality_name": "白石町",
      "municipality_name_en": "Shiroishi-cho",
      "baseline_votes": 320.0,
      "target_votes": 137.0,
      "votes_delta": -183.0,
      "votes_change_rate_pct": -57.1875,
      "baseline_vote_share_pct_muni": 2.972044,
      "target_vote_share_pct_muni": 1.231461,
      "vote_share_delta_pct_pt": -1.740583
    },
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "412040",
      "municipality_name": "多久市",
      "municipality_name_en": "Taku-shi",
      "baseline_votes": 270.0,
      "target_votes": 115.0,
      "votes_delta": -155.0,
      "votes_change_rate_pct": -57.407407,
      "baseline_vote_share_pct_muni": 3.097396,
      "target_vote_share_pct_muni": 1.296213,
      "vote_share_delta_pct_pt": -1.801183
    },
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "413275",
      "municipality_name": "吉野ヶ里町",
      "municipality_name_en": "Yoshinogari-cho",
      "baseline_votes": 341.0,
      "target_votes": 145.0,
      "votes_delta": -196.0,
      "votes_change_rate_pct": -57.478006,
      "baseline_vote_share_pct_muni": 4.462767,
      "target_vote_share_pct_muni": 1.915962,
      "vote_share_delta_pct_pt": -2.546805
    },
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "412066",
      "municipality_name": "武雄市",
      "municipality_name_en": "Takeo-shi",
      "baseline_votes": 808.0,
      "target_votes": 339.0,
      "votes_delta": -469.0,
      "votes_change_rate_pct": -58.044554,
      "baseline_vote_share_pct_muni": 3.463055,
      "target_vote_share_pct_muni": 1.493392,
      "vote_share_delta_pct_pt": -1.969663
    },
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "413410",
      "municipality_name": "基山町",
      "municipality_name_en": "Kiyama-cho",
      "baseline_votes": 418.0,
      "target_votes": 172.0,
      "votes_delta": -246.0,
      "votes_change_rate_pct": -58.851675,
      "baseline_vote_share_pct_muni": 4.436425,
      "target_vote_share_pct_muni": 1.814729,
      "vote_share_delta_pct_pt": -2.621696
    },
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "412015",
      "municipality_name": "佐賀市",
      "municipality_name_en": "Saga-shi",
      "baseline_votes": 4775.0,
      "target_votes": 1940.0,
      "votes_delta": -2835.0,
      "votes_change_rate_pct": -59.371728,
      "baseline_vote_share_pct_muni": 4.399178,
      "target_vote_share_pct_muni": 1.864488,
      "vote_share_delta_pct_pt": -2.53469
    },
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "412090",
      "municipality_name": "嬉野市",
      "municipality_name_en": "Ureshino-shi",
      "baseline_votes": 387.0,
      "target_votes": 151.0,
      "votes_delta": -236.0,
      "votes_change_rate_pct": -60.981912,
      "baseline_vote_share_pct_muni": 3.269686,
      "target_vote_share_pct_muni": 1.299931,
      "vote_share_delta_pct_pt": -1.969755
    },
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "413453",
      "municipality_name": "上峰町",
      "municipality_name_en": "Kamimine-cho",
      "baseline_votes": 197.0,
      "target_votes": 76.0,
      "votes_delta": -121.0,
      "votes_change_rate_pct": -61.42132,
      "baseline_vote_share_pct_muni": 4.208502,
      "target_vote_share_pct_muni": 1.659389,
      "vote_share_delta_pct_pt": -2.549113
    },
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "412104",
      "municipality_name": "神埼市",
      "municipality_name_en": "Kanzaki-shi",
      "baseline_votes": 596.0,
      "target_votes": 229.0,
      "votes_delta": -367.0,
      "votes_change_rate_pct": -61.577181,
      "baseline_vote_share_pct_muni": 3.961186,
      "target_vote_share_pct_muni": 1.550125,
      "vote_share_delta_pct_pt": -2.411061
    },
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "414247",
      "municipality_name": "江北町",
      "municipality_name_en": "Kouhoku-machi",
      "baseline_votes": 151.0,
      "target_votes": 58.0,
      "votes_delta": -93.0,
      "votes_change_rate_pct": -61.589404,
      "baseline_vote_share_pct_muni": 3.023628,
      "target_vote_share_pct_muni": 1.169591,
      "vote_share_delta_pct_pt": -1.854037
    },
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "412074",
      "municipality_name": "鹿島市",
      "municipality_name_en": "Kashima-shi",
      "baseline_votes": 379.0,
      "target_votes": 139.0,
      "votes_delta": -240.0,
      "votes_change_rate_pct": -63.324538,
      "baseline_vote_share_pct_muni": 2.94552,
      "target_vote_share_pct_muni": 1.084413,
      "vote_share_delta_pct_pt": -1.861107
    },
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "414417",
      "municipality_name": "太良町",
      "municipality_name_en": "Tara-cho",
      "baseline_votes": 102.0,
      "target_votes": 36.0,
      "votes_delta": -66.0,
      "votes_change_rate_pct": -64.705882,
      "baseline_vote_share_pct_muni": 2.670856,
      "target_vote_share_pct_muni": 0.899326,
      "vote_share_delta_pct_pt": -1.77153
    }
  ]
}