{
  "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": "SAN",
    "party_label": "参政",
    "party_label_en": "Sanseito",
    "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": -38.522238,
    "max_votes_change_rate_pct": -22.571526
  },
  "municipalities": [
    {
      "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": 7597.98,
      "target_votes": 5883.0,
      "votes_delta": -1714.98,
      "votes_change_rate_pct": -22.571526,
      "baseline_vote_share_pct_muni": 15.061013,
      "target_vote_share_pct_muni": 11.420418,
      "vote_share_delta_pct_pt": -3.640595
    },
    {
      "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": 8846.204,
      "target_votes": 6468.0,
      "votes_delta": -2378.204,
      "votes_change_rate_pct": -26.883893,
      "baseline_vote_share_pct_muni": 13.76327,
      "target_vote_share_pct_muni": 9.739497,
      "vote_share_delta_pct_pt": -4.023773
    },
    {
      "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": 7024.463,
      "target_votes": 5104.0,
      "votes_delta": -1920.463,
      "votes_change_rate_pct": -27.339641,
      "baseline_vote_share_pct_muni": 14.7486,
      "target_vote_share_pct_muni": 10.461589,
      "vote_share_delta_pct_pt": -4.287011
    },
    {
      "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": 504.0,
      "target_votes": 366.0,
      "votes_delta": -138.0,
      "votes_change_rate_pct": -27.380952,
      "baseline_vote_share_pct_muni": 10.11236,
      "target_vote_share_pct_muni": 7.621824,
      "vote_share_delta_pct_pt": -2.490536
    },
    {
      "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": 5811.456,
      "target_votes": 4201.0,
      "votes_delta": -1610.456,
      "votes_change_rate_pct": -27.711747,
      "baseline_vote_share_pct_muni": 16.26401,
      "target_vote_share_pct_muni": 10.726962,
      "vote_share_delta_pct_pt": -5.537048
    },
    {
      "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": 181.0,
      "target_votes": 127.0,
      "votes_delta": -54.0,
      "votes_change_rate_pct": -29.834254,
      "baseline_vote_share_pct_muni": 9.516299,
      "target_vote_share_pct_muni": 6.740977,
      "vote_share_delta_pct_pt": -2.775322
    },
    {
      "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": 337.5,
      "target_votes": 235.0,
      "votes_delta": -102.5,
      "votes_change_rate_pct": -30.37037,
      "baseline_vote_share_pct_muni": 8.682789,
      "target_vote_share_pct_muni": 6.346206,
      "vote_share_delta_pct_pt": -2.336583
    },
    {
      "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": 375.0,
      "target_votes": 256.0,
      "votes_delta": -119.0,
      "votes_change_rate_pct": -31.733333,
      "baseline_vote_share_pct_muni": 10.825635,
      "target_vote_share_pct_muni": 7.407407,
      "vote_share_delta_pct_pt": -3.418228
    },
    {
      "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": 857.666,
      "target_votes": 583.0,
      "votes_delta": -274.666,
      "votes_change_rate_pct": -32.024821,
      "baseline_vote_share_pct_muni": 11.289535,
      "target_vote_share_pct_muni": 7.714702,
      "vote_share_delta_pct_pt": -3.574833
    },
    {
      "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": 1854.0,
      "target_votes": 1255.0,
      "votes_delta": -599.0,
      "votes_change_rate_pct": -32.308522,
      "baseline_vote_share_pct_muni": 10.623424,
      "target_vote_share_pct_muni": 7.472017,
      "vote_share_delta_pct_pt": -3.151407
    },
    {
      "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": 2367.0,
      "target_votes": 1575.0,
      "votes_delta": -792.0,
      "votes_change_rate_pct": -33.460076,
      "baseline_vote_share_pct_muni": 13.634007,
      "target_vote_share_pct_muni": 9.367194,
      "vote_share_delta_pct_pt": -4.266813
    },
    {
      "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": 1045.0,
      "target_votes": 692.0,
      "votes_delta": -353.0,
      "votes_change_rate_pct": -33.779904,
      "baseline_vote_share_pct_muni": 9.923084,
      "target_vote_share_pct_muni": 6.747928,
      "vote_share_delta_pct_pt": -3.175156
    },
    {
      "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": 3941.0,
      "target_votes": 2582.0,
      "votes_delta": -1359.0,
      "votes_change_rate_pct": -34.483634,
      "baseline_vote_share_pct_muni": 12.009386,
      "target_vote_share_pct_muni": 8.257908,
      "vote_share_delta_pct_pt": -3.751478
    },
    {
      "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": 2245.0,
      "target_votes": 1440.0,
      "votes_delta": -805.0,
      "votes_change_rate_pct": -35.857461,
      "baseline_vote_share_pct_muni": 11.709785,
      "target_vote_share_pct_muni": 7.631969,
      "vote_share_delta_pct_pt": -4.077816
    },
    {
      "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": 33612.722,
      "target_votes": 21548.0,
      "votes_delta": -12064.722,
      "votes_change_rate_pct": -35.89332,
      "baseline_vote_share_pct_muni": 15.009566,
      "target_vote_share_pct_muni": 10.039977,
      "vote_share_delta_pct_pt": -4.969589
    },
    {
      "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": 403.0,
      "target_votes": 258.0,
      "votes_delta": -145.0,
      "votes_change_rate_pct": -35.980149,
      "baseline_vote_share_pct_muni": 9.980188,
      "target_vote_share_pct_muni": 6.605223,
      "vote_share_delta_pct_pt": -3.374965
    },
    {
      "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": 1785.0,
      "target_votes": 1127.0,
      "votes_delta": -658.0,
      "votes_change_rate_pct": -36.862745,
      "baseline_vote_share_pct_muni": 11.78996,
      "target_vote_share_pct_muni": 7.759036,
      "vote_share_delta_pct_pt": -4.030924
    },
    {
      "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": 2122.0,
      "target_votes": 1331.0,
      "votes_delta": -791.0,
      "votes_change_rate_pct": -37.276155,
      "baseline_vote_share_pct_muni": 14.335901,
      "target_vote_share_pct_muni": 9.423676,
      "vote_share_delta_pct_pt": -4.912225
    },
    {
      "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": 2330.677,
      "target_votes": 1442.0,
      "votes_delta": -888.677,
      "votes_change_rate_pct": -38.129565,
      "baseline_vote_share_pct_muni": 14.441273,
      "target_vote_share_pct_muni": 9.50435,
      "vote_share_delta_pct_pt": -4.936923
    },
    {
      "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": 1394.0,
      "target_votes": 857.0,
      "votes_delta": -537.0,
      "votes_change_rate_pct": -38.522238,
      "baseline_vote_share_pct_muni": 13.615941,
      "target_vote_share_pct_muni": 8.888197,
      "vote_share_delta_pct_pt": -4.727744
    }
  ]
}