{
  "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",
  "point_grain": "municipality",
  "selector": {
    "prefecture_code": "",
    "prefecture_name": "",
    "prefecture_name_en": "",
    "region_id": "shikoku",
    "region_name": "四国地方",
    "region_name_en": "Shikoku Region",
    "party_id": "REI",
    "party_label": "れいわ",
    "party_label_en": "Reiwa Shinsengumi",
    "scope": "region",
    "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": 95,
    "municipality_count": 95,
    "min_votes_change_rate_pct": -71.194091,
    "max_votes_change_rate_pct": -21.6
  },
  "municipalities": [
    {
      "prefecture_code": "36",
      "prefecture_name": "徳島県",
      "prefecture_name_en": "Tokushima",
      "jis_code": "363421",
      "municipality_name": "神山町",
      "municipality_name_en": "Kamiyama-cho",
      "baseline_votes": 125.0,
      "target_votes": 98.0,
      "votes_delta": -27.0,
      "votes_change_rate_pct": -21.6,
      "baseline_vote_share_pct_muni": 6.384065,
      "target_vote_share_pct_muni": 4.369148,
      "vote_share_delta_pct_pt": -2.014917
    },
    {
      "prefecture_code": "39",
      "prefecture_name": "高知県",
      "prefecture_name_en": "Kochi",
      "jis_code": "393878",
      "municipality_name": "仁淀川町",
      "municipality_name_en": "Niyodogawa-cho",
      "baseline_votes": 113.0,
      "target_votes": 85.0,
      "votes_delta": -28.0,
      "votes_change_rate_pct": -24.778761,
      "baseline_vote_share_pct_muni": 4.573047,
      "target_vote_share_pct_muni": 3.449675,
      "vote_share_delta_pct_pt": -1.123372
    },
    {
      "prefecture_code": "39",
      "prefecture_name": "高知県",
      "prefecture_name_en": "Kochi",
      "jis_code": "394246",
      "municipality_name": "大月町",
      "municipality_name_en": "Otsuki-cho",
      "baseline_votes": 154.0,
      "target_votes": 111.0,
      "votes_delta": -43.0,
      "votes_change_rate_pct": -27.922078,
      "baseline_vote_share_pct_muni": 6.247465,
      "target_vote_share_pct_muni": 4.539877,
      "vote_share_delta_pct_pt": -1.707588
    },
    {
      "prefecture_code": "39",
      "prefecture_name": "高知県",
      "prefecture_name_en": "Kochi",
      "jis_code": "394033",
      "municipality_name": "越知町",
      "municipality_name_en": "Ochi-cho",
      "baseline_votes": 150.0,
      "target_votes": 108.0,
      "votes_delta": -42.0,
      "votes_change_rate_pct": -28.0,
      "baseline_vote_share_pct_muni": 6.065507,
      "target_vote_share_pct_muni": 4.273843,
      "vote_share_delta_pct_pt": -1.791664
    },
    {
      "prefecture_code": "39",
      "prefecture_name": "高知県",
      "prefecture_name_en": "Kochi",
      "jis_code": "393410",
      "municipality_name": "本山町",
      "municipality_name_en": "Motoyama-cho",
      "baseline_votes": 79.0,
      "target_votes": 56.0,
      "votes_delta": -23.0,
      "votes_change_rate_pct": -29.113924,
      "baseline_vote_share_pct_muni": 4.885591,
      "target_vote_share_pct_muni": 3.465347,
      "vote_share_delta_pct_pt": -1.420244
    },
    {
      "prefecture_code": "36",
      "prefecture_name": "徳島県",
      "prefecture_name_en": "Tokushima",
      "jis_code": "363839",
      "municipality_name": "牟岐町",
      "municipality_name_en": "Mugi-cho",
      "baseline_votes": 89.0,
      "target_votes": 61.0,
      "votes_delta": -28.0,
      "votes_change_rate_pct": -31.460674,
      "baseline_vote_share_pct_muni": 5.025409,
      "target_vote_share_pct_muni": 3.351648,
      "vote_share_delta_pct_pt": -1.673761
    },
    {
      "prefecture_code": "39",
      "prefecture_name": "高知県",
      "prefecture_name_en": "Kochi",
      "jis_code": "394017",
      "municipality_name": "中土佐町",
      "municipality_name_en": "Nakatosa-cho",
      "baseline_votes": 142.0,
      "target_votes": 96.0,
      "votes_delta": -46.0,
      "votes_change_rate_pct": -32.394366,
      "baseline_vote_share_pct_muni": 5.133767,
      "target_vote_share_pct_muni": 3.409091,
      "vote_share_delta_pct_pt": -1.724676
    },
    {
      "prefecture_code": "39",
      "prefecture_name": "高知県",
      "prefecture_name_en": "Kochi",
      "jis_code": "392065",
      "municipality_name": "須崎市",
      "municipality_name_en": "Susaki-shi",
      "baseline_votes": 574.0,
      "target_votes": 370.0,
      "votes_delta": -204.0,
      "votes_change_rate_pct": -35.54007,
      "baseline_vote_share_pct_muni": 6.411259,
      "target_vote_share_pct_muni": 4.229538,
      "vote_share_delta_pct_pt": -2.181721
    },
    {
      "prefecture_code": "39",
      "prefecture_name": "高知県",
      "prefecture_name_en": "Kochi",
      "jis_code": "393630",
      "municipality_name": "土佐町",
      "municipality_name_en": "Tosa-cho",
      "baseline_votes": 115.0,
      "target_votes": 73.0,
      "votes_delta": -42.0,
      "votes_change_rate_pct": -36.521739,
      "baseline_vote_share_pct_muni": 6.304825,
      "target_vote_share_pct_muni": 4.089636,
      "vote_share_delta_pct_pt": -2.215189
    },
    {
      "prefecture_code": "39",
      "prefecture_name": "高知県",
      "prefecture_name_en": "Kochi",
      "jis_code": "394289",
      "municipality_name": "黒潮町",
      "municipality_name_en": "Kuroshio-cho",
      "baseline_votes": 336.0,
      "target_votes": 213.0,
      "votes_delta": -123.0,
      "votes_change_rate_pct": -36.607143,
      "baseline_vote_share_pct_muni": 6.669313,
      "target_vote_share_pct_muni": 4.346939,
      "vote_share_delta_pct_pt": -2.322374
    },
    {
      "prefecture_code": "39",
      "prefecture_name": "高知県",
      "prefecture_name_en": "Kochi",
      "jis_code": "393070",
      "municipality_name": "芸西村",
      "municipality_name_en": "Geisei-mura",
      "baseline_votes": 76.0,
      "target_votes": 48.0,
      "votes_delta": -28.0,
      "votes_change_rate_pct": -36.842105,
      "baseline_vote_share_pct_muni": 4.990151,
      "target_vote_share_pct_muni": 3.17041,
      "vote_share_delta_pct_pt": -1.819741
    },
    {
      "prefecture_code": "39",
      "prefecture_name": "高知県",
      "prefecture_name_en": "Kochi",
      "jis_code": "394122",
      "municipality_name": "四万十町",
      "municipality_name_en": "Shimanto-cho",
      "baseline_votes": 552.0,
      "target_votes": 343.0,
      "votes_delta": -209.0,
      "votes_change_rate_pct": -37.862319,
      "baseline_vote_share_pct_muni": 7.113402,
      "target_vote_share_pct_muni": 4.420673,
      "vote_share_delta_pct_pt": -2.692729
    },
    {
      "prefecture_code": "36",
      "prefecture_name": "徳島県",
      "prefecture_name_en": "Tokushima",
      "jis_code": "363880",
      "municipality_name": "海陽町",
      "municipality_name_en": "Kaiyo-cho",
      "baseline_votes": 231.0,
      "target_votes": 143.0,
      "votes_delta": -88.0,
      "votes_change_rate_pct": -38.095238,
      "baseline_vote_share_pct_muni": 5.96745,
      "target_vote_share_pct_muni": 3.339561,
      "vote_share_delta_pct_pt": -2.627889
    },
    {
      "prefecture_code": "39",
      "prefecture_name": "高知県",
      "prefecture_name_en": "Kochi",
      "jis_code": "393860",
      "municipality_name": "いの町",
      "municipality_name_en": "Ino-cho",
      "baseline_votes": 635.0,
      "target_votes": 391.0,
      "votes_delta": -244.0,
      "votes_change_rate_pct": -38.425197,
      "baseline_vote_share_pct_muni": 6.053384,
      "target_vote_share_pct_muni": 3.727715,
      "vote_share_delta_pct_pt": -2.325669
    },
    {
      "prefecture_code": "39",
      "prefecture_name": "高知県",
      "prefecture_name_en": "Kochi",
      "jis_code": "394270",
      "municipality_name": "三原村",
      "municipality_name_en": "Mihara-mura",
      "baseline_votes": 51.0,
      "target_votes": 31.0,
      "votes_delta": -20.0,
      "votes_change_rate_pct": -39.215686,
      "baseline_vote_share_pct_muni": 5.647841,
      "target_vote_share_pct_muni": 3.596288,
      "vote_share_delta_pct_pt": -2.051553
    },
    {
      "prefecture_code": "39",
      "prefecture_name": "高知県",
      "prefecture_name_en": "Kochi",
      "jis_code": "394106",
      "municipality_name": "日高村",
      "municipality_name_en": "Hidaka-mura",
      "baseline_votes": 163.0,
      "target_votes": 99.0,
      "votes_delta": -64.0,
      "votes_change_rate_pct": -39.263804,
      "baseline_vote_share_pct_muni": 6.848739,
      "target_vote_share_pct_muni": 4.2362,
      "vote_share_delta_pct_pt": -2.612539
    },
    {
      "prefecture_code": "39",
      "prefecture_name": "高知県",
      "prefecture_name_en": "Kochi",
      "jis_code": "393061",
      "municipality_name": "馬路村",
      "municipality_name_en": "Umaji-mura",
      "baseline_votes": 25.0,
      "target_votes": 15.0,
      "votes_delta": -10.0,
      "votes_change_rate_pct": -40.0,
      "baseline_vote_share_pct_muni": 5.34188,
      "target_vote_share_pct_muni": 3.432494,
      "vote_share_delta_pct_pt": -1.909386
    },
    {
      "prefecture_code": "39",
      "prefecture_name": "高知県",
      "prefecture_name_en": "Kochi",
      "jis_code": "394050",
      "municipality_name": "檮原町",
      "municipality_name_en": "Yusuhara-cho",
      "baseline_votes": 80.0,
      "target_votes": 47.0,
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      "votes_change_rate_pct": -41.25,
      "baseline_vote_share_pct_muni": 4.321988,
      "target_vote_share_pct_muni": 2.463312,
      "vote_share_delta_pct_pt": -1.858676
    },
    {
      "prefecture_code": "39",
      "prefecture_name": "高知県",
      "prefecture_name_en": "Kochi",
      "jis_code": "392103",
      "municipality_name": "四万十市",
      "municipality_name_en": "Shimanto-shi",
      "baseline_votes": 1024.0,
      "target_votes": 597.0,
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      "votes_change_rate_pct": -41.699219,
      "baseline_vote_share_pct_muni": 6.344486,
      "target_vote_share_pct_muni": 3.73265,
      "vote_share_delta_pct_pt": -2.611836
    },
    {
      "prefecture_code": "37",
      "prefecture_name": "香川県",
      "prefecture_name_en": "Kagawa",
      "jis_code": "373648",
      "municipality_name": "直島町",
      "municipality_name_en": "Naoshima-cho",
      "baseline_votes": 66.0,
      "target_votes": 38.0,
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      "votes_change_rate_pct": -42.424242,
      "baseline_vote_share_pct_muni": 4.347826,
      "target_vote_share_pct_muni": 2.599179,
      "vote_share_delta_pct_pt": -1.748647
    },
    {
      "prefecture_code": "39",
      "prefecture_name": "高知県",
      "prefecture_name_en": "Kochi",
      "jis_code": "392057",
      "municipality_name": "土佐市",
      "municipality_name_en": "Tosa-shi",
      "baseline_votes": 766.0,
      "target_votes": 440.0,
      "votes_delta": -326.0,
      "votes_change_rate_pct": -42.558747,
      "baseline_vote_share_pct_muni": 6.563276,
      "target_vote_share_pct_muni": 3.944773,
      "vote_share_delta_pct_pt": -2.618503
    },
    {
      "prefecture_code": "39",
      "prefecture_name": "高知県",
      "prefecture_name_en": "Kochi",
      "jis_code": "392090",
      "municipality_name": "土佐清水市",
      "municipality_name_en": "Tosashimizu-shi",
      "baseline_votes": 387.0,
      "target_votes": 221.0,
      "votes_delta": -166.0,
      "votes_change_rate_pct": -42.894057,
      "baseline_vote_share_pct_muni": 6.09833,
      "target_vote_share_pct_muni": 3.604632,
      "vote_share_delta_pct_pt": -2.493698
    },
    {
      "prefecture_code": "37",
      "prefecture_name": "香川県",
      "prefecture_name_en": "Kagawa",
      "jis_code": "373222",
      "municipality_name": "土庄町",
      "municipality_name_en": "Tonosho-cho",
      "baseline_votes": 272.0,
      "target_votes": 155.0,
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      "votes_change_rate_pct": -43.014706,
      "baseline_vote_share_pct_muni": 4.255985,
      "target_vote_share_pct_muni": 2.324884,
      "vote_share_delta_pct_pt": -1.931101
    },
    {
      "prefecture_code": "36",
      "prefecture_name": "徳島県",
      "prefecture_name_en": "Tokushima",
      "jis_code": "363014",
      "municipality_name": "勝浦町",
      "municipality_name_en": "Katsuura-cho",
      "baseline_votes": 89.0,
      "target_votes": 50.0,
      "votes_delta": -39.0,
      "votes_change_rate_pct": -43.820225,
      "baseline_vote_share_pct_muni": 4.210028,
      "target_vote_share_pct_muni": 2.175805,
      "vote_share_delta_pct_pt": -2.034223
    },
    {
      "prefecture_code": "39",
      "prefecture_name": "高知県",
      "prefecture_name_en": "Kochi",
      "jis_code": "392030",
      "municipality_name": "安芸市",
      "municipality_name_en": "Aki-shi",
      "baseline_votes": 418.0,
      "target_votes": 234.0,
      "votes_delta": -184.0,
      "votes_change_rate_pct": -44.019139,
      "baseline_vote_share_pct_muni": 6.137131,
      "target_vote_share_pct_muni": 3.392779,
      "vote_share_delta_pct_pt": -2.744352
    },
    {
      "prefecture_code": "36",
      "prefecture_name": "徳島県",
      "prefecture_name_en": "Tokushima",
      "jis_code": "364681",
      "municipality_name": "つるぎ町",
      "municipality_name_en": "Tsurugi-cho",
      "baseline_votes": 196.75,
      "target_votes": 110.0,
      "votes_delta": -86.75,
      "votes_change_rate_pct": -44.091487,
      "baseline_vote_share_pct_muni": 5.319005,
      "target_vote_share_pct_muni": 2.772876,
      "vote_share_delta_pct_pt": -2.546129
    },
    {
      "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": 281.0,
      "target_votes": 157.0,
      "votes_delta": -124.0,
      "votes_change_rate_pct": -44.128114,
      "baseline_vote_share_pct_muni": 5.638042,
      "target_vote_share_pct_muni": 3.269471,
      "vote_share_delta_pct_pt": -2.368571
    },
    {
      "prefecture_code": "39",
      "prefecture_name": "高知県",
      "prefecture_name_en": "Kochi",
      "jis_code": "392120",
      "municipality_name": "香美市",
      "municipality_name_en": "Kami-shi",
      "baseline_votes": 799.0,
      "target_votes": 445.0,
      "votes_delta": -354.0,
      "votes_change_rate_pct": -44.305382,
      "baseline_vote_share_pct_muni": 6.613144,
      "target_vote_share_pct_muni": 3.745791,
      "vote_share_delta_pct_pt": -2.867353
    },
    {
      "prefecture_code": "39",
      "prefecture_name": "高知県",
      "prefecture_name_en": "Kochi",
      "jis_code": "394114",
      "municipality_name": "津野町",
      "municipality_name_en": "Tsuno-cho",
      "baseline_votes": 207.0,
      "target_votes": 115.0,
      "votes_delta": -92.0,
      "votes_change_rate_pct": -44.444444,
      "baseline_vote_share_pct_muni": 7.32225,
      "target_vote_share_pct_muni": 4.083807,
      "vote_share_delta_pct_pt": -3.238443
    },
    {
      "prefecture_code": "39",
      "prefecture_name": "高知県",
      "prefecture_name_en": "Kochi",
      "jis_code": "393649",
      "municipality_name": "大川村",
      "municipality_name_en": "Okawa-mura",
      "baseline_votes": 9.0,
      "target_votes": 5.0,
      "votes_delta": -4.0,
      "votes_change_rate_pct": -44.444444,
      "baseline_vote_share_pct_muni": 4.166667,
      "target_vote_share_pct_muni": 2.439024,
      "vote_share_delta_pct_pt": -1.727643
    },
    {
      "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": 96.0,
      "target_votes": 53.0,
      "votes_delta": -43.0,
      "votes_change_rate_pct": -44.791667,
      "baseline_vote_share_pct_muni": 5.047319,
      "target_vote_share_pct_muni": 2.813163,
      "vote_share_delta_pct_pt": -2.234156
    },
    {
      "prefecture_code": "37",
      "prefecture_name": "香川県",
      "prefecture_name_en": "Kagawa",
      "jis_code": "372030",
      "municipality_name": "坂出市",
      "municipality_name_en": "Sakaide-shi",
      "baseline_votes": 846.86,
      "target_votes": 463.0,
      "votes_delta": -383.86,
      "votes_change_rate_pct": -45.327445,
      "baseline_vote_share_pct_muni": 3.817264,
      "target_vote_share_pct_muni": 2.006761,
      "vote_share_delta_pct_pt": -1.810503
    },
    {
      "prefecture_code": "39",
      "prefecture_name": "高知県",
      "prefecture_name_en": "Kochi",
      "jis_code": "392049",
      "municipality_name": "南国市",
      "municipality_name_en": "Nankoku-shi",
      "baseline_votes": 1309.0,
      "target_votes": 705.0,
      "votes_delta": -604.0,
      "votes_change_rate_pct": -46.142093,
      "baseline_vote_share_pct_muni": 6.896007,
      "target_vote_share_pct_muni": 3.647935,
      "vote_share_delta_pct_pt": -3.248072
    },
    {
      "prefecture_code": "39",
      "prefecture_name": "高知県",
      "prefecture_name_en": "Kochi",
      "jis_code": "392081",
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}
