{
  "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": "35",
    "prefecture_name": "山口県",
    "prefecture_name_en": "Yamaguchi",
    "party_id": "LDP",
    "party_label": "自民",
    "party_label_en": "Liberal Democratic 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": 19,
    "municipality_count": 19,
    "min_votes_change_rate_pct": 17.618271,
    "max_votes_change_rate_pct": 79.179881
  },
  "municipalities": [
    {
      "prefecture_code": "35",
      "prefecture_name": "山口県",
      "prefecture_name_en": "Yamaguchi",
      "jis_code": "352071",
      "municipality_name": "下松市",
      "municipality_name_en": "Kudamatsu-shi",
      "baseline_votes": 6790.941,
      "target_votes": 12168.0,
      "votes_delta": 5377.059,
      "votes_change_rate_pct": 79.179881,
      "baseline_vote_share_pct_muni": 26.032895,
      "target_vote_share_pct_muni": 45.977706,
      "vote_share_delta_pct_pt": 19.944811
    },
    {
      "prefecture_code": "35",
      "prefecture_name": "山口県",
      "prefecture_name_en": "Yamaguchi",
      "jis_code": "352152",
      "municipality_name": "周南市",
      "municipality_name_en": "Shunan-shi",
      "baseline_votes": 16779.151,
      "target_votes": 29982.0,
      "votes_delta": 13202.849,
      "votes_change_rate_pct": 78.686037,
      "baseline_vote_share_pct_muni": 26.661928,
      "target_vote_share_pct_muni": 46.929735,
      "vote_share_delta_pct_pt": 20.267807
    },
    {
      "prefecture_code": "35",
      "prefecture_name": "山口県",
      "prefecture_name_en": "Yamaguchi",
      "jis_code": "353442",
      "municipality_name": "平生町",
      "municipality_name_en": "Hirao-cho",
      "baseline_votes": 1488.428,
      "target_votes": 2564.0,
      "votes_delta": 1075.572,
      "votes_change_rate_pct": 72.262279,
      "baseline_vote_share_pct_muni": 29.156278,
      "target_vote_share_pct_muni": 46.140004,
      "vote_share_delta_pct_pt": 16.983726
    },
    {
      "prefecture_code": "35",
      "prefecture_name": "山口県",
      "prefecture_name_en": "Yamaguchi",
      "jis_code": "352063",
      "municipality_name": "防府市",
      "municipality_name_en": "Hofu-shi",
      "baseline_votes": 13889.727,
      "target_votes": 23634.0,
      "votes_delta": 9744.273,
      "votes_change_rate_pct": 70.154532,
      "baseline_vote_share_pct_muni": 27.171891,
      "target_vote_share_pct_muni": 47.384566,
      "vote_share_delta_pct_pt": 20.212675
    },
    {
      "prefecture_code": "35",
      "prefecture_name": "山口県",
      "prefecture_name_en": "Yamaguchi",
      "jis_code": "352101",
      "municipality_name": "光市",
      "municipality_name_en": "Hikari-shi",
      "baseline_votes": 6620.302,
      "target_votes": 11226.0,
      "votes_delta": 4605.698,
      "votes_change_rate_pct": 69.569304,
      "baseline_vote_share_pct_muni": 27.9373,
      "target_vote_share_pct_muni": 46.153846,
      "vote_share_delta_pct_pt": 18.216546
    },
    {
      "prefecture_code": "35",
      "prefecture_name": "山口県",
      "prefecture_name_en": "Yamaguchi",
      "jis_code": "352020",
      "municipality_name": "宇部市",
      "municipality_name_en": "Ube-shi",
      "baseline_votes": 18291.072,
      "target_votes": 30803.0,
      "votes_delta": 12511.928,
      "votes_change_rate_pct": 68.404564,
      "baseline_vote_share_pct_muni": 26.174225,
      "target_vote_share_pct_muni": 45.011252,
      "vote_share_delta_pct_pt": 18.837027
    },
    {
      "prefecture_code": "35",
      "prefecture_name": "山口県",
      "prefecture_name_en": "Yamaguchi",
      "jis_code": "352080",
      "municipality_name": "岩国市",
      "municipality_name_en": "Iwakuni-shi",
      "baseline_votes": 15699.621,
      "target_votes": 26393.0,
      "votes_delta": 10693.379,
      "votes_change_rate_pct": 68.112339,
      "baseline_vote_share_pct_muni": 27.566893,
      "target_vote_share_pct_muni": 45.330104,
      "vote_share_delta_pct_pt": 17.763211
    },
    {
      "prefecture_code": "35",
      "prefecture_name": "山口県",
      "prefecture_name_en": "Yamaguchi",
      "jis_code": "352160",
      "municipality_name": "山陽小野田市",
      "municipality_name_en": "Sanyoonoda-shi",
      "baseline_votes": 6983.451,
      "target_votes": 11712.0,
      "votes_delta": 4728.549,
      "votes_change_rate_pct": 67.710778,
      "baseline_vote_share_pct_muni": 26.946485,
      "target_vote_share_pct_muni": 45.437616,
      "vote_share_delta_pct_pt": 18.491131
    },
    {
      "prefecture_code": "35",
      "prefecture_name": "山口県",
      "prefecture_name_en": "Yamaguchi",
      "jis_code": "353213",
      "municipality_name": "和木町",
      "municipality_name_en": "Waki-cho",
      "baseline_votes": 708.0,
      "target_votes": 1154.0,
      "votes_delta": 446.0,
      "votes_change_rate_pct": 62.99435,
      "baseline_vote_share_pct_muni": 26.546682,
      "target_vote_share_pct_muni": 45.415191,
      "vote_share_delta_pct_pt": 18.868509
    },
    {
      "prefecture_code": "35",
      "prefecture_name": "山口県",
      "prefecture_name_en": "Yamaguchi",
      "jis_code": "352012",
      "municipality_name": "下関市",
      "municipality_name_en": "Shimonoseki-shi",
      "baseline_votes": 30127.607,
      "target_votes": 48786.0,
      "votes_delta": 18658.393,
      "votes_change_rate_pct": 61.931215,
      "baseline_vote_share_pct_muni": 28.972196,
      "target_vote_share_pct_muni": 46.743765,
      "vote_share_delta_pct_pt": 17.771569
    },
    {
      "prefecture_code": "35",
      "prefecture_name": "山口県",
      "prefecture_name_en": "Yamaguchi",
      "jis_code": "353434",
      "municipality_name": "田布施町",
      "municipality_name_en": "Tabuse-cho",
      "baseline_votes": 2332.738,
      "target_votes": 3742.0,
      "votes_delta": 1409.262,
      "votes_change_rate_pct": 60.412357,
      "baseline_vote_share_pct_muni": 32.726403,
      "target_vote_share_pct_muni": 49.114057,
      "vote_share_delta_pct_pt": 16.387654
    },
    {
      "prefecture_code": "35",
      "prefecture_name": "山口県",
      "prefecture_name_en": "Yamaguchi",
      "jis_code": "352128",
      "municipality_name": "柳井市",
      "municipality_name_en": "Yanai-shi",
      "baseline_votes": 4549.777,
      "target_votes": 7237.0,
      "votes_delta": 2687.223,
      "votes_change_rate_pct": 59.062741,
      "baseline_vote_share_pct_muni": 31.293603,
      "target_vote_share_pct_muni": 46.08967,
      "vote_share_delta_pct_pt": 14.796067
    },
    {
      "prefecture_code": "35",
      "prefecture_name": "山口県",
      "prefecture_name_en": "Yamaguchi",
      "jis_code": "352039",
      "municipality_name": "山口市",
      "municipality_name_en": "Yamaguchi-shi",
      "baseline_votes": 24819.587,
      "target_votes": 38536.0,
      "votes_delta": 13716.413,
      "votes_change_rate_pct": 55.264469,
      "baseline_vote_share_pct_muni": 28.791688,
      "target_vote_share_pct_muni": 46.59734,
      "vote_share_delta_pct_pt": 17.805652
    },
    {
      "prefecture_code": "35",
      "prefecture_name": "山口県",
      "prefecture_name_en": "Yamaguchi",
      "jis_code": "352110",
      "municipality_name": "長門市",
      "municipality_name_en": "Nagato-shi",
      "baseline_votes": 6437.435,
      "target_votes": 9361.0,
      "votes_delta": 2923.565,
      "votes_change_rate_pct": 45.415061,
      "baseline_vote_share_pct_muni": 44.832057,
      "target_vote_share_pct_muni": 58.944651,
      "vote_share_delta_pct_pt": 14.112594
    },
    {
      "prefecture_code": "35",
      "prefecture_name": "山口県",
      "prefecture_name_en": "Yamaguchi",
      "jis_code": "352136",
      "municipality_name": "美祢市",
      "municipality_name_en": "Mine-shi",
      "baseline_votes": 4357.704,
      "target_votes": 6249.0,
      "votes_delta": 1891.296,
      "votes_change_rate_pct": 43.401204,
      "baseline_vote_share_pct_muni": 38.901125,
      "target_vote_share_pct_muni": 52.854605,
      "vote_share_delta_pct_pt": 13.95348
    },
    {
      "prefecture_code": "35",
      "prefecture_name": "山口県",
      "prefecture_name_en": "Yamaguchi",
      "jis_code": "352047",
      "municipality_name": "萩市",
      "municipality_name_en": "Hagi-shi",
      "baseline_votes": 7820.155,
      "target_votes": 11194.0,
      "votes_delta": 3373.845,
      "votes_change_rate_pct": 43.142943,
      "baseline_vote_share_pct_muni": 38.8309,
      "target_vote_share_pct_muni": 52.077227,
      "vote_share_delta_pct_pt": 13.246327
    },
    {
      "prefecture_code": "35",
      "prefecture_name": "山口県",
      "prefecture_name_en": "Yamaguchi",
      "jis_code": "355020",
      "municipality_name": "阿武町",
      "municipality_name_en": "Abu-cho",
      "baseline_votes": 733.0,
      "target_votes": 953.0,
      "votes_delta": 220.0,
      "votes_change_rate_pct": 30.013643,
      "baseline_vote_share_pct_muni": 44.263285,
      "target_vote_share_pct_muni": 55.310505,
      "vote_share_delta_pct_pt": 11.04722
    },
    {
      "prefecture_code": "35",
      "prefecture_name": "山口県",
      "prefecture_name_en": "Yamaguchi",
      "jis_code": "353051",
      "municipality_name": "周防大島町",
      "municipality_name_en": "Suooshima-cho",
      "baseline_votes": 3116.255,
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      "votes_delta": 752.745,
      "votes_change_rate_pct": 24.155437,
      "baseline_vote_share_pct_muni": 42.334669,
      "target_vote_share_pct_muni": 50.867736,
      "vote_share_delta_pct_pt": 8.533067
    },
    {
      "prefecture_code": "35",
      "prefecture_name": "山口県",
      "prefecture_name_en": "Yamaguchi",
      "jis_code": "353418",
      "municipality_name": "上関町",
      "municipality_name_en": "Kaminoseki-cho",
      "baseline_votes": 613.0,
      "target_votes": 721.0,
      "votes_delta": 108.0,
      "votes_change_rate_pct": 17.618271,
      "baseline_vote_share_pct_muni": 48.535234,
      "target_vote_share_pct_muni": 54.129129,
      "vote_share_delta_pct_pt": 5.593895
    }
  ]
}