{
  "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": "SDP",
    "party_label": "社民",
    "party_label_en": "Social 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": -36.666667,
    "max_votes_change_rate_pct": 14.285714
  },
  "municipalities": [
    {
      "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": 21.0,
      "target_votes": 24.0,
      "votes_delta": 3.0,
      "votes_change_rate_pct": 14.285714,
      "baseline_vote_share_pct_muni": 0.787402,
      "target_vote_share_pct_muni": 0.94451,
      "vote_share_delta_pct_pt": 0.157108
    },
    {
      "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": 81.0,
      "target_votes": 88.0,
      "votes_delta": 7.0,
      "votes_change_rate_pct": 8.641975,
      "baseline_vote_share_pct_muni": 1.100394,
      "target_vote_share_pct_muni": 1.156981,
      "vote_share_delta_pct_pt": 0.056587
    },
    {
      "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": 178.0,
      "target_votes": 182.0,
      "votes_delta": 4.0,
      "votes_change_rate_pct": 2.247191,
      "baseline_vote_share_pct_muni": 1.224293,
      "target_vote_share_pct_muni": 1.159088,
      "vote_share_delta_pct_pt": -0.065205
    },
    {
      "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": 313.0,
      "target_votes": 301.0,
      "votes_delta": -12.0,
      "votes_change_rate_pct": -3.833866,
      "baseline_vote_share_pct_muni": 1.320842,
      "target_vote_share_pct_muni": 1.237512,
      "vote_share_delta_pct_pt": -0.08333
    },
    {
      "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": 85.0,
      "target_votes": 80.0,
      "votes_delta": -5.0,
      "votes_change_rate_pct": -5.882353,
      "baseline_vote_share_pct_muni": 1.19248,
      "target_vote_share_pct_muni": 1.050007,
      "vote_share_delta_pct_pt": -0.142473
    },
    {
      "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": 1343.0,
      "target_votes": 1253.0,
      "votes_delta": -90.0,
      "votes_change_rate_pct": -6.701415,
      "baseline_vote_share_pct_muni": 1.921811,
      "target_vote_share_pct_muni": 1.830961,
      "vote_share_delta_pct_pt": -0.09085
    },
    {
      "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": 173.0,
      "target_votes": 155.0,
      "votes_delta": -18.0,
      "votes_change_rate_pct": -10.404624,
      "baseline_vote_share_pct_muni": 1.204819,
      "target_vote_share_pct_muni": 0.976009,
      "vote_share_delta_pct_pt": -0.22881
    },
    {
      "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": 273.0,
      "target_votes": 240.0,
      "votes_delta": -33.0,
      "votes_change_rate_pct": -12.087912,
      "baseline_vote_share_pct_muni": 1.046538,
      "target_vote_share_pct_muni": 0.906858,
      "vote_share_delta_pct_pt": -0.13968
    },
    {
      "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": 71.0,
      "target_votes": 62.0,
      "votes_delta": -9.0,
      "votes_change_rate_pct": -12.676056,
      "baseline_vote_share_pct_muni": 1.390793,
      "target_vote_share_pct_muni": 1.11571,
      "vote_share_delta_pct_pt": -0.275083
    },
    {
      "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": 230.0,
      "target_votes": 194.0,
      "votes_delta": -36.0,
      "votes_change_rate_pct": -15.652174,
      "baseline_vote_share_pct_muni": 1.142063,
      "target_vote_share_pct_muni": 0.902535,
      "vote_share_delta_pct_pt": -0.239528
    },
    {
      "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": 627.0,
      "target_votes": 504.0,
      "votes_delta": -123.0,
      "votes_change_rate_pct": -19.617225,
      "baseline_vote_share_pct_muni": 1.100946,
      "target_vote_share_pct_muni": 0.865622,
      "vote_share_delta_pct_pt": -0.235324
    },
    {
      "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": 156.0,
      "target_votes": 122.0,
      "votes_delta": -34.0,
      "votes_change_rate_pct": -21.794872,
      "baseline_vote_share_pct_muni": 1.392608,
      "target_vote_share_pct_muni": 1.031887,
      "vote_share_delta_pct_pt": -0.360721
    },
    {
      "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": 594.0,
      "target_votes": 460.0,
      "votes_delta": -134.0,
      "votes_change_rate_pct": -22.558923,
      "baseline_vote_share_pct_muni": 2.29202,
      "target_vote_share_pct_muni": 1.784606,
      "vote_share_delta_pct_pt": -0.507414
    },
    {
      "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": 1436.939,
      "target_votes": 1112.0,
      "votes_delta": -324.939,
      "votes_change_rate_pct": -22.613277,
      "baseline_vote_share_pct_muni": 1.666905,
      "target_vote_share_pct_muni": 1.344619,
      "vote_share_delta_pct_pt": -0.322286
    },
    {
      "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": 863.906,
      "target_votes": 662.0,
      "votes_delta": -201.906,
      "votes_change_rate_pct": -23.371293,
      "baseline_vote_share_pct_muni": 1.372739,
      "target_vote_share_pct_muni": 1.036205,
      "vote_share_delta_pct_pt": -0.336534
    },
    {
      "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": 1822.0,
      "target_votes": 1390.0,
      "votes_delta": -432.0,
      "votes_change_rate_pct": -23.710209,
      "baseline_vote_share_pct_muni": 1.752125,
      "target_vote_share_pct_muni": 1.331813,
      "vote_share_delta_pct_pt": -0.420312
    },
    {
      "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": 710.0,
      "target_votes": 525.0,
      "votes_delta": -185.0,
      "votes_change_rate_pct": -26.056338,
      "baseline_vote_share_pct_muni": 1.388943,
      "target_vote_share_pct_muni": 1.052589,
      "vote_share_delta_pct_pt": -0.336354
    },
    {
      "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": 61.0,
      "target_votes": 43.0,
      "votes_delta": -18.0,
      "votes_change_rate_pct": -29.508197,
      "baseline_vote_share_pct_muni": 4.82977,
      "target_vote_share_pct_muni": 3.228228,
      "vote_share_delta_pct_pt": -1.601542
    },
    {
      "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": 30.0,
      "target_votes": 19.0,
      "votes_delta": -11.0,
      "votes_change_rate_pct": -36.666667,
      "baseline_vote_share_pct_muni": 1.811594,
      "target_vote_share_pct_muni": 1.102728,
      "vote_share_delta_pct_pt": -0.708866
    }
  ]
}