{
  "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": "DPP",
    "party_label": "国民",
    "party_label_en": "Democratic Party for the People",
    "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": -44.97329,
    "max_votes_change_rate_pct": -14.725947
  },
  "municipalities": [
    {
      "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": 544.128,
      "target_votes": 464.0,
      "votes_delta": -80.128,
      "votes_change_rate_pct": -14.725947,
      "baseline_vote_share_pct_muni": 7.392039,
      "target_vote_share_pct_muni": 6.100447,
      "vote_share_delta_pct_pt": -1.291592
    },
    {
      "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": 617.193,
      "target_votes": 441.0,
      "votes_delta": -176.193,
      "votes_change_rate_pct": -28.547472,
      "baseline_vote_share_pct_muni": 12.089971,
      "target_vote_share_pct_muni": 7.935937,
      "vote_share_delta_pct_pt": -4.154034
    },
    {
      "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": 2002.658,
      "target_votes": 1354.0,
      "votes_delta": -648.658,
      "votes_change_rate_pct": -32.389854,
      "baseline_vote_share_pct_muni": 9.944178,
      "target_vote_share_pct_muni": 6.299139,
      "vote_share_delta_pct_pt": -3.645039
    },
    {
      "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": 3911.265,
      "target_votes": 2642.0,
      "votes_delta": -1269.265,
      "votes_change_rate_pct": -32.451521,
      "baseline_vote_share_pct_muni": 14.993732,
      "target_vote_share_pct_muni": 9.982996,
      "vote_share_delta_pct_pt": -5.010736
    },
    {
      "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": 860.05,
      "target_votes": 572.0,
      "votes_delta": -288.05,
      "votes_change_rate_pct": -33.492239,
      "baseline_vote_share_pct_muni": 12.065797,
      "target_vote_share_pct_muni": 7.507547,
      "vote_share_delta_pct_pt": -4.55825
    },
    {
      "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": 1858.408,
      "target_votes": 1234.0,
      "votes_delta": -624.408,
      "votes_change_rate_pct": -33.599081,
      "baseline_vote_share_pct_muni": 12.782227,
      "target_vote_share_pct_muni": 7.858871,
      "vote_share_delta_pct_pt": -4.923356
    },
    {
      "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": 9632.016,
      "target_votes": 6379.0,
      "votes_delta": -3253.016,
      "votes_change_rate_pct": -33.772951,
      "baseline_vote_share_pct_muni": 13.783257,
      "target_vote_share_pct_muni": 9.32139,
      "vote_share_delta_pct_pt": -4.461867
    },
    {
      "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": 3214.028,
      "target_votes": 2081.0,
      "votes_delta": -1133.028,
      "votes_change_rate_pct": -35.252586,
      "baseline_vote_share_pct_muni": 13.563016,
      "target_vote_share_pct_muni": 8.555688,
      "vote_share_delta_pct_pt": -5.007328
    },
    {
      "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": 9061.722,
      "target_votes": 5866.0,
      "votes_delta": -3195.722,
      "votes_change_rate_pct": -35.266167,
      "baseline_vote_share_pct_muni": 14.398999,
      "target_vote_share_pct_muni": 9.181837,
      "vote_share_delta_pct_pt": -5.217162
    },
    {
      "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": 13537.111,
      "target_votes": 8552.0,
      "votes_delta": -4985.111,
      "votes_change_rate_pct": -36.825516,
      "baseline_vote_share_pct_muni": 15.703576,
      "target_vote_share_pct_muni": 10.340992,
      "vote_share_delta_pct_pt": -5.362584
    },
    {
      "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": 1396.337,
      "target_votes": 877.0,
      "votes_delta": -519.337,
      "votes_change_rate_pct": -37.192812,
      "baseline_vote_share_pct_muni": 9.724472,
      "target_vote_share_pct_muni": 5.522322,
      "vote_share_delta_pct_pt": -4.20215
    },
    {
      "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": 107.511,
      "target_votes": 67.0,
      "votes_delta": -40.511,
      "votes_change_rate_pct": -37.680795,
      "baseline_vote_share_pct_muni": 8.512352,
      "target_vote_share_pct_muni": 5.03003,
      "vote_share_delta_pct_pt": -3.482322
    },
    {
      "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": 12021.86,
      "target_votes": 7269.0,
      "votes_delta": -4752.86,
      "votes_change_rate_pct": -39.535147,
      "baseline_vote_share_pct_muni": 11.560815,
      "target_vote_share_pct_muni": 6.964712,
      "vote_share_delta_pct_pt": -4.596103
    },
    {
      "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": 174.881,
      "target_votes": 104.0,
      "votes_delta": -70.881,
      "votes_change_rate_pct": -40.53099,
      "baseline_vote_share_pct_muni": 10.560447,
      "target_vote_share_pct_muni": 6.035984,
      "vote_share_delta_pct_pt": -4.524463
    },
    {
      "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": 7389.333,
      "target_votes": 4382.0,
      "votes_delta": -3007.333,
      "votes_change_rate_pct": -40.698301,
      "baseline_vote_share_pct_muni": 12.974896,
      "target_vote_share_pct_muni": 7.526106,
      "vote_share_delta_pct_pt": -5.44879
    },
    {
      "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": 409.614,
      "target_votes": 240.0,
      "votes_delta": -169.614,
      "votes_change_rate_pct": -41.408253,
      "baseline_vote_share_pct_muni": 15.358605,
      "target_vote_share_pct_muni": 9.4451,
      "vote_share_delta_pct_pt": -5.913505
    },
    {
      "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": 1226.929,
      "target_votes": 693.0,
      "votes_delta": -533.929,
      "votes_change_rate_pct": -43.517514,
      "baseline_vote_share_pct_muni": 10.952767,
      "target_vote_share_pct_muni": 5.861456,
      "vote_share_delta_pct_pt": -5.091311
    },
    {
      "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": 8488.102,
      "target_votes": 4731.0,
      "votes_delta": -3757.102,
      "votes_change_rate_pct": -44.263158,
      "baseline_vote_share_pct_muni": 16.604918,
      "target_vote_share_pct_muni": 9.485334,
      "vote_share_delta_pct_pt": -7.119584
    },
    {
      "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": 3558.272,
      "target_votes": 1958.0,
      "votes_delta": -1600.272,
      "votes_change_rate_pct": -44.97329,
      "baseline_vote_share_pct_muni": 13.73002,
      "target_vote_share_pct_muni": 7.596214,
      "vote_share_delta_pct_pt": -6.133806
    }
  ]
}