{
  "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": "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": 20,
    "municipality_count": 20,
    "min_votes_change_rate_pct": 19.167687,
    "max_votes_change_rate_pct": 93.194705
  },
  "municipalities": [
    {
      "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": 9857.413,
      "target_votes": 19044.0,
      "votes_delta": 9186.587,
      "votes_change_rate_pct": 93.194705,
      "baseline_vote_share_pct_muni": 27.587073,
      "target_vote_share_pct_muni": 48.627531,
      "vote_share_delta_pct_pt": 21.040458
    },
    {
      "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": 11796.868,
      "target_votes": 20914.0,
      "votes_delta": 9117.132,
      "votes_change_rate_pct": 77.284344,
      "baseline_vote_share_pct_muni": 23.384213,
      "target_vote_share_pct_muni": 40.59946,
      "vote_share_delta_pct_pt": 17.215247
    },
    {
      "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": 53618.07,
      "target_votes": 90237.0,
      "votes_delta": 36618.93,
      "votes_change_rate_pct": 68.295875,
      "baseline_vote_share_pct_muni": 23.942838,
      "target_vote_share_pct_muni": 42.044618,
      "vote_share_delta_pct_pt": 18.10178
    },
    {
      "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": 12560.854,
      "target_votes": 20825.0,
      "votes_delta": 8264.146,
      "votes_change_rate_pct": 65.792867,
      "baseline_vote_share_pct_muni": 26.372835,
      "target_vote_share_pct_muni": 42.684677,
      "vote_share_delta_pct_pt": 16.311842
    },
    {
      "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": 19511.474,
      "target_votes": 31021.0,
      "votes_delta": 11509.526,
      "votes_change_rate_pct": 58.988501,
      "baseline_vote_share_pct_muni": 30.356713,
      "target_vote_share_pct_muni": 46.711339,
      "vote_share_delta_pct_pt": 16.354626
    },
    {
      "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": 4212.998,
      "target_votes": 6594.0,
      "votes_delta": 2381.002,
      "votes_change_rate_pct": 56.515621,
      "baseline_vote_share_pct_muni": 26.104455,
      "target_vote_share_pct_muni": 43.46164,
      "vote_share_delta_pct_pt": 17.357185
    },
    {
      "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": 4080.769,
      "target_votes": 6212.0,
      "votes_delta": 2131.231,
      "votes_change_rate_pct": 52.22621,
      "baseline_vote_share_pct_muni": 27.569038,
      "target_vote_share_pct_muni": 43.981875,
      "vote_share_delta_pct_pt": 16.412837
    },
    {
      "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": 5409.514,
      "target_votes": 8036.0,
      "votes_delta": 2626.486,
      "votes_change_rate_pct": 48.553086,
      "baseline_vote_share_pct_muni": 31.159,
      "target_vote_share_pct_muni": 47.793505,
      "vote_share_delta_pct_pt": 16.634505
    },
    {
      "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": 2980.0,
      "target_votes": 4376.0,
      "votes_delta": 1396.0,
      "votes_change_rate_pct": 46.845638,
      "baseline_vote_share_pct_muni": 29.107248,
      "target_vote_share_pct_muni": 45.384775,
      "vote_share_delta_pct_pt": 16.277527
    },
    {
      "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": 4967.202,
      "target_votes": 7076.0,
      "votes_delta": 2108.798,
      "votes_change_rate_pct": 42.454444,
      "baseline_vote_share_pct_muni": 32.808468,
      "target_vote_share_pct_muni": 48.716007,
      "vote_share_delta_pct_pt": 15.907539
    },
    {
      "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": 10668.13,
      "target_votes": 14736.0,
      "votes_delta": 4067.87,
      "votes_change_rate_pct": 38.13105,
      "baseline_vote_share_pct_muni": 32.508929,
      "target_vote_share_pct_muni": 47.129562,
      "vote_share_delta_pct_pt": 14.620633
    },
    {
      "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": 1382.363,
      "target_votes": 1868.0,
      "votes_delta": 485.637,
      "votes_change_rate_pct": 35.130932,
      "baseline_vote_share_pct_muni": 39.906553,
      "target_vote_share_pct_muni": 54.050926,
      "vote_share_delta_pct_pt": 14.144373
    },
    {
      "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": 3894.944,
      "target_votes": 5226.0,
      "votes_delta": 1331.056,
      "votes_change_rate_pct": 34.173944,
      "baseline_vote_share_pct_muni": 36.985509,
      "target_vote_share_pct_muni": 50.960507,
      "vote_share_delta_pct_pt": 13.974998
    },
    {
      "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": 7094.555,
      "target_votes": 9518.0,
      "votes_delta": 2423.445,
      "votes_change_rate_pct": 34.159225,
      "baseline_vote_share_pct_muni": 37.004773,
      "target_vote_share_pct_muni": 50.445198,
      "vote_share_delta_pct_pt": 13.440425
    },
    {
      "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": 2954.613,
      "target_votes": 3908.0,
      "votes_delta": 953.387,
      "votes_change_rate_pct": 32.267745,
      "baseline_vote_share_pct_muni": 38.891839,
      "target_vote_share_pct_muni": 51.713643,
      "vote_share_delta_pct_pt": 12.821804
    },
    {
      "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": 6323.289,
      "target_votes": 8193.0,
      "votes_delta": 1869.711,
      "votes_change_rate_pct": 29.568647,
      "baseline_vote_share_pct_muni": 36.23246,
      "target_vote_share_pct_muni": 48.779471,
      "vote_share_delta_pct_pt": 12.547011
    },
    {
      "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": 1758.0,
      "target_votes": 2213.0,
      "votes_delta": 455.0,
      "votes_change_rate_pct": 25.881684,
      "baseline_vote_share_pct_muni": 35.272873,
      "target_vote_share_pct_muni": 46.084965,
      "vote_share_delta_pct_pt": 10.812092
    },
    {
      "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": 826.004,
      "target_votes": 1024.0,
      "votes_delta": 197.996,
      "votes_change_rate_pct": 23.970344,
      "baseline_vote_share_pct_muni": 43.428181,
      "target_vote_share_pct_muni": 54.352442,
      "vote_share_delta_pct_pt": 10.924261
    },
    {
      "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": 1766.351,
      "target_votes": 2174.0,
      "votes_delta": 407.649,
      "votes_change_rate_pct": 23.078595,
      "baseline_vote_share_pct_muni": 43.743214,
      "target_vote_share_pct_muni": 55.657962,
      "vote_share_delta_pct_pt": 11.914748
    },
    {
      "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": 1654.811,
      "target_votes": 1972.0,
      "votes_delta": 317.189,
      "votes_change_rate_pct": 19.167687,
      "baseline_vote_share_pct_muni": 42.572961,
      "target_vote_share_pct_muni": 53.254118,
      "vote_share_delta_pct_pt": 10.681157
    }
  ]
}