{
  "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": "38",
    "prefecture_name": "愛媛県",
    "prefecture_name_en": "Ehime",
    "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": 20,
    "municipality_count": 20,
    "min_votes_change_rate_pct": -45.118253,
    "max_votes_change_rate_pct": 7.5
  },
  "municipalities": [
    {
      "prefecture_code": "38",
      "prefecture_name": "愛媛県",
      "prefecture_name_en": "Ehime",
      "jis_code": "384844",
      "municipality_name": "松野町",
      "municipality_name_en": "Matsuno-cho",
      "baseline_votes": 40.0,
      "target_votes": 43.0,
      "votes_delta": 3.0,
      "votes_change_rate_pct": 7.5,
      "baseline_vote_share_pct_muni": 2.103049,
      "target_vote_share_pct_muni": 2.282378,
      "vote_share_delta_pct_pt": 0.179329
    },
    {
      "prefecture_code": "38",
      "prefecture_name": "愛媛県",
      "prefecture_name_en": "Ehime",
      "jis_code": "384429",
      "municipality_name": "伊方町",
      "municipality_name_en": "Ikata-cho",
      "baseline_votes": 32.0,
      "target_votes": 29.0,
      "votes_delta": -3.0,
      "votes_change_rate_pct": -9.375,
      "baseline_vote_share_pct_muni": 0.792472,
      "target_vote_share_pct_muni": 0.742448,
      "vote_share_delta_pct_pt": -0.050024
    },
    {
      "prefecture_code": "38",
      "prefecture_name": "愛媛県",
      "prefecture_name_en": "Ehime",
      "jis_code": "384887",
      "municipality_name": "鬼北町",
      "municipality_name_en": "Kihoku-cho",
      "baseline_votes": 109.0,
      "target_votes": 89.0,
      "votes_delta": -20.0,
      "votes_change_rate_pct": -18.348624,
      "baseline_vote_share_pct_muni": 2.186998,
      "target_vote_share_pct_muni": 1.853394,
      "vote_share_delta_pct_pt": -0.333604
    },
    {
      "prefecture_code": "38",
      "prefecture_name": "愛媛県",
      "prefecture_name_en": "Ehime",
      "jis_code": "384224",
      "municipality_name": "内子町",
      "municipality_name_en": "Uchiko-cho",
      "baseline_votes": 102.0,
      "target_votes": 82.0,
      "votes_delta": -20.0,
      "votes_change_rate_pct": -19.607843,
      "baseline_vote_share_pct_muni": 1.342635,
      "target_vote_share_pct_muni": 1.085087,
      "vote_share_delta_pct_pt": -0.257548
    },
    {
      "prefecture_code": "38",
      "prefecture_name": "愛媛県",
      "prefecture_name_en": "Ehime",
      "jis_code": "382043",
      "municipality_name": "八幡浜市",
      "municipality_name_en": "Yawatahama-shi",
      "baseline_votes": 235.0,
      "target_votes": 186.0,
      "votes_delta": -49.0,
      "votes_change_rate_pct": -20.851064,
      "baseline_vote_share_pct_muni": 1.55218,
      "target_vote_share_pct_muni": 1.280551,
      "vote_share_delta_pct_pt": -0.271629
    },
    {
      "prefecture_code": "38",
      "prefecture_name": "愛媛県",
      "prefecture_name_en": "Ehime",
      "jis_code": "385069",
      "municipality_name": "愛南町",
      "municipality_name_en": "Ainan-cho",
      "baseline_votes": 134.0,
      "target_votes": 106.0,
      "votes_delta": -28.0,
      "votes_change_rate_pct": -20.895522,
      "baseline_vote_share_pct_muni": 1.272434,
      "target_vote_share_pct_muni": 1.033642,
      "vote_share_delta_pct_pt": -0.238792
    },
    {
      "prefecture_code": "38",
      "prefecture_name": "愛媛県",
      "prefecture_name_en": "Ehime",
      "jis_code": "383864",
      "municipality_name": "久万高原町",
      "municipality_name_en": "Kumakogen-cho",
      "baseline_votes": 50.0,
      "target_votes": 39.0,
      "votes_delta": -11.0,
      "votes_change_rate_pct": -22.0,
      "baseline_vote_share_pct_muni": 1.286339,
      "target_vote_share_pct_muni": 1.0532,
      "vote_share_delta_pct_pt": -0.233139
    },
    {
      "prefecture_code": "38",
      "prefecture_name": "愛媛県",
      "prefecture_name_en": "Ehime",
      "jis_code": "384020",
      "municipality_name": "砥部町",
      "municipality_name_en": "Tobe-cho",
      "baseline_votes": 172.0,
      "target_votes": 132.0,
      "votes_delta": -40.0,
      "votes_change_rate_pct": -23.255814,
      "baseline_vote_share_pct_muni": 1.680016,
      "target_vote_share_pct_muni": 1.369011,
      "vote_share_delta_pct_pt": -0.311005
    },
    {
      "prefecture_code": "38",
      "prefecture_name": "愛媛県",
      "prefecture_name_en": "Ehime",
      "jis_code": "382060",
      "municipality_name": "西条市",
      "municipality_name_en": "Saijo-shi",
      "baseline_votes": 739.893,
      "target_votes": 542.0,
      "votes_delta": -197.893,
      "votes_change_rate_pct": -26.746165,
      "baseline_vote_share_pct_muni": 1.553483,
      "target_vote_share_pct_muni": 1.110929,
      "vote_share_delta_pct_pt": -0.442554
    },
    {
      "prefecture_code": "38",
      "prefecture_name": "愛媛県",
      "prefecture_name_en": "Ehime",
      "jis_code": "382132",
      "municipality_name": "四国中央市",
      "municipality_name_en": "Shikokuchuo-shi",
      "baseline_votes": 454.0,
      "target_votes": 329.0,
      "votes_delta": -125.0,
      "votes_change_rate_pct": -27.53304,
      "baseline_vote_share_pct_muni": 1.27057,
      "target_vote_share_pct_muni": 0.840079,
      "vote_share_delta_pct_pt": -0.430491
    },
    {
      "prefecture_code": "38",
      "prefecture_name": "愛媛県",
      "prefecture_name_en": "Ehime",
      "jis_code": "382078",
      "municipality_name": "大洲市",
      "municipality_name_en": "Ozu-shi",
      "baseline_votes": 275.0,
      "target_votes": 198.0,
      "votes_delta": -77.0,
      "votes_change_rate_pct": -28.0,
      "baseline_vote_share_pct_muni": 1.434383,
      "target_vote_share_pct_muni": 1.049396,
      "vote_share_delta_pct_pt": -0.384987
    },
    {
      "prefecture_code": "38",
      "prefecture_name": "愛媛県",
      "prefecture_name_en": "Ehime",
      "jis_code": "382140",
      "municipality_name": "西予市",
      "municipality_name_en": "Seiyo-shi",
      "baseline_votes": 361.0,
      "target_votes": 237.0,
      "votes_delta": -124.0,
      "votes_change_rate_pct": -34.34903,
      "baseline_vote_share_pct_muni": 2.068531,
      "target_vote_share_pct_muni": 1.41105,
      "vote_share_delta_pct_pt": -0.657481
    },
    {
      "prefecture_code": "38",
      "prefecture_name": "愛媛県",
      "prefecture_name_en": "Ehime",
      "jis_code": "382159",
      "municipality_name": "東温市",
      "municipality_name_en": "Toon-shi",
      "baseline_votes": 279.0,
      "target_votes": 181.0,
      "votes_delta": -98.0,
      "votes_change_rate_pct": -35.125448,
      "baseline_vote_share_pct_muni": 1.728732,
      "target_vote_share_pct_muni": 1.192987,
      "vote_share_delta_pct_pt": -0.535745
    },
    {
      "prefecture_code": "38",
      "prefecture_name": "愛媛県",
      "prefecture_name_en": "Ehime",
      "jis_code": "382035",
      "municipality_name": "宇和島市",
      "municipality_name_en": "Uwajima-shi",
      "baseline_votes": 537.0,
      "target_votes": 341.0,
      "votes_delta": -196.0,
      "votes_change_rate_pct": -36.499069,
      "baseline_vote_share_pct_muni": 1.636397,
      "target_vote_share_pct_muni": 1.090607,
      "vote_share_delta_pct_pt": -0.54579
    },
    {
      "prefecture_code": "38",
      "prefecture_name": "愛媛県",
      "prefecture_name_en": "Ehime",
      "jis_code": "382051",
      "municipality_name": "新居浜市",
      "municipality_name_en": "Niihama-shi",
      "baseline_votes": 1048.895,
      "target_votes": 661.0,
      "votes_delta": -387.895,
      "votes_change_rate_pct": -36.981299,
      "baseline_vote_share_pct_muni": 2.079161,
      "target_vote_share_pct_muni": 1.283171,
      "vote_share_delta_pct_pt": -0.79599
    },
    {
      "prefecture_code": "38",
      "prefecture_name": "愛媛県",
      "prefecture_name_en": "Ehime",
      "jis_code": "384011",
      "municipality_name": "松前町",
      "municipality_name_en": "Masaki-cho",
      "baseline_votes": 252.0,
      "target_votes": 157.0,
      "votes_delta": -95.0,
      "votes_change_rate_pct": -37.698413,
      "baseline_vote_share_pct_muni": 1.702473,
      "target_vote_share_pct_muni": 1.111583,
      "vote_share_delta_pct_pt": -0.59089
    },
    {
      "prefecture_code": "38",
      "prefecture_name": "愛媛県",
      "prefecture_name_en": "Ehime",
      "jis_code": "383562",
      "municipality_name": "上島町",
      "municipality_name_en": "Kamijima-cho",
      "baseline_votes": 57.0,
      "target_votes": 34.0,
      "votes_delta": -23.0,
      "votes_change_rate_pct": -40.350877,
      "baseline_vote_share_pct_muni": 1.645497,
      "target_vote_share_pct_muni": 0.983796,
      "vote_share_delta_pct_pt": -0.661701
    },
    {
      "prefecture_code": "38",
      "prefecture_name": "愛媛県",
      "prefecture_name_en": "Ehime",
      "jis_code": "382027",
      "municipality_name": "今治市",
      "municipality_name_en": "Imabari-shi",
      "baseline_votes": 1093.0,
      "target_votes": 640.0,
      "votes_delta": -453.0,
      "votes_change_rate_pct": -41.445563,
      "baseline_vote_share_pct_muni": 1.700532,
      "target_vote_share_pct_muni": 0.96371,
      "vote_share_delta_pct_pt": -0.736822
    },
    {
      "prefecture_code": "38",
      "prefecture_name": "愛媛県",
      "prefecture_name_en": "Ehime",
      "jis_code": "382019",
      "municipality_name": "松山市",
      "municipality_name_en": "Matsuyama-shi",
      "baseline_votes": 4132.719,
      "target_votes": 2361.0,
      "votes_delta": -1771.719,
      "votes_change_rate_pct": -42.870541,
      "baseline_vote_share_pct_muni": 1.845442,
      "target_vote_share_pct_muni": 1.100074,
      "vote_share_delta_pct_pt": -0.745368
    },
    {
      "prefecture_code": "38",
      "prefecture_name": "愛媛県",
      "prefecture_name_en": "Ehime",
      "jis_code": "382108",
      "municipality_name": "伊予市",
      "municipality_name_en": "Iyo-shi",
      "baseline_votes": 329.8,
      "target_votes": 181.0,
      "votes_delta": -148.8,
      "votes_change_rate_pct": -45.118253,
      "baseline_vote_share_pct_muni": 1.89966,
      "target_vote_share_pct_muni": 1.076484,
      "vote_share_delta_pct_pt": -0.823176
    }
  ]
}