{
  "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": "04",
    "prefecture_name": "宮城県",
    "prefecture_name_en": "Miyagi",
    "party_id": "ISH",
    "party_label": "維新",
    "party_label_en": "Japan Innovation Party (Ishin)",
    "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": 40,
    "municipality_count": 40,
    "min_votes_change_rate_pct": -1.0,
    "max_votes_change_rate_pct": 101.960784
  },
  "municipalities": [
    {
      "prefecture_code": "04",
      "prefecture_name": "宮城県",
      "prefecture_name_en": "Miyagi",
      "jis_code": "046060",
      "municipality_name": "南三陸町",
      "municipality_name_en": "Minamisanriku-cho",
      "baseline_votes": 102.0,
      "target_votes": 206.0,
      "votes_delta": 104.0,
      "votes_change_rate_pct": 101.960784,
      "baseline_vote_share_pct_muni": 2.198276,
      "target_vote_share_pct_muni": 3.819766,
      "vote_share_delta_pct_pt": 1.62149
    },
    {
      "prefecture_code": "04",
      "prefecture_name": "宮城県",
      "prefecture_name_en": "Miyagi",
      "jis_code": "044440",
      "municipality_name": "色麻町",
      "municipality_name_en": "Shikama-cho",
      "baseline_votes": 69.0,
      "target_votes": 138.0,
      "votes_delta": 69.0,
      "votes_change_rate_pct": 100.0,
      "baseline_vote_share_pct_muni": 2.311558,
      "target_vote_share_pct_muni": 4.441584,
      "vote_share_delta_pct_pt": 2.130026
    },
    {
      "prefecture_code": "04",
      "prefecture_name": "宮城県",
      "prefecture_name_en": "Miyagi",
      "jis_code": "044458",
      "municipality_name": "加美町",
      "municipality_name_en": "Kami-machi",
      "baseline_votes": 238.0,
      "target_votes": 452.0,
      "votes_delta": 214.0,
      "votes_change_rate_pct": 89.915966,
      "baseline_vote_share_pct_muni": 2.520919,
      "target_vote_share_pct_muni": 4.413631,
      "vote_share_delta_pct_pt": 1.892712
    },
    {
      "prefecture_code": "04",
      "prefecture_name": "宮城県",
      "prefecture_name_en": "Miyagi",
      "jis_code": "043010",
      "municipality_name": "蔵王町",
      "municipality_name_en": "Zao-machi",
      "baseline_votes": 125.0,
      "target_votes": 230.0,
      "votes_delta": 105.0,
      "votes_change_rate_pct": 84.0,
      "baseline_vote_share_pct_muni": 2.404771,
      "target_vote_share_pct_muni": 4.080184,
      "vote_share_delta_pct_pt": 1.675413
    },
    {
      "prefecture_code": "04",
      "prefecture_name": "宮城県",
      "prefecture_name_en": "Miyagi",
      "jis_code": "043419",
      "municipality_name": "丸森町",
      "municipality_name_en": "Marumori-machi",
      "baseline_votes": 128.0,
      "target_votes": 226.0,
      "votes_delta": 98.0,
      "votes_change_rate_pct": 76.5625,
      "baseline_vote_share_pct_muni": 2.328119,
      "target_vote_share_pct_muni": 3.895209,
      "vote_share_delta_pct_pt": 1.56709
    },
    {
      "prefecture_code": "04",
      "prefecture_name": "宮城県",
      "prefecture_name_en": "Miyagi",
      "jis_code": "043621",
      "municipality_name": "山元町",
      "municipality_name_en": "Yamamoto-cho",
      "baseline_votes": 130.076,
      "target_votes": 229.0,
      "votes_delta": 98.924,
      "votes_change_rate_pct": 76.050924,
      "baseline_vote_share_pct_muni": 2.376686,
      "target_vote_share_pct_muni": 4.021777,
      "vote_share_delta_pct_pt": 1.645091
    },
    {
      "prefecture_code": "04",
      "prefecture_name": "宮城県",
      "prefecture_name_en": "Miyagi",
      "jis_code": "043249",
      "municipality_name": "川崎町",
      "municipality_name_en": "Kawasaki-machi",
      "baseline_votes": 93.0,
      "target_votes": 157.0,
      "votes_delta": 64.0,
      "votes_change_rate_pct": 68.817204,
      "baseline_vote_share_pct_muni": 2.409326,
      "target_vote_share_pct_muni": 3.768603,
      "vote_share_delta_pct_pt": 1.359277
    },
    {
      "prefecture_code": "04",
      "prefecture_name": "宮城県",
      "prefecture_name_en": "Miyagi",
      "jis_code": "042129",
      "municipality_name": "登米市",
      "municipality_name_en": "Tome-shi",
      "baseline_votes": 786.0,
      "target_votes": 1324.0,
      "votes_delta": 538.0,
      "votes_change_rate_pct": 68.447837,
      "baseline_vote_share_pct_muni": 2.679576,
      "target_vote_share_pct_muni": 4.136854,
      "vote_share_delta_pct_pt": 1.457278
    },
    {
      "prefecture_code": "04",
      "prefecture_name": "宮城県",
      "prefecture_name_en": "Miyagi",
      "jis_code": "042056",
      "municipality_name": "気仙沼市",
      "municipality_name_en": "Kesennuma-shi",
      "baseline_votes": 664.113,
      "target_votes": 1116.0,
      "votes_delta": 451.887,
      "votes_change_rate_pct": 68.043691,
      "baseline_vote_share_pct_muni": 2.728484,
      "target_vote_share_pct_muni": 4.16185,
      "vote_share_delta_pct_pt": 1.433366
    },
    {
      "prefecture_code": "04",
      "prefecture_name": "宮城県",
      "prefecture_name_en": "Miyagi",
      "jis_code": "043222",
      "municipality_name": "村田町",
      "municipality_name_en": "Murata-machi",
      "baseline_votes": 121.0,
      "target_votes": 202.0,
      "votes_delta": 81.0,
      "votes_change_rate_pct": 66.942149,
      "baseline_vote_share_pct_muni": 2.465363,
      "target_vote_share_pct_muni": 3.895853,
      "vote_share_delta_pct_pt": 1.43049
    },
    {
      "prefecture_code": "04",
      "prefecture_name": "宮城県",
      "prefecture_name_en": "Miyagi",
      "jis_code": "043214",
      "municipality_name": "大河原町",
      "municipality_name_en": "Ogawara-machi",
      "baseline_votes": 310.312,
      "target_votes": 484.0,
      "votes_delta": 173.688,
      "votes_change_rate_pct": 55.972054,
      "baseline_vote_share_pct_muni": 2.910448,
      "target_vote_share_pct_muni": 4.384058,
      "vote_share_delta_pct_pt": 1.47361
    },
    {
      "prefecture_code": "04",
      "prefecture_name": "宮城県",
      "prefecture_name_en": "Miyagi",
      "jis_code": "042137",
      "municipality_name": "栗原市",
      "municipality_name_en": "Kurihara-shi",
      "baseline_votes": 770.0,
      "target_votes": 1184.0,
      "votes_delta": 414.0,
      "votes_change_rate_pct": 53.766234,
      "baseline_vote_share_pct_muni": 2.769286,
      "target_vote_share_pct_muni": 3.924428,
      "vote_share_delta_pct_pt": 1.155142
    },
    {
      "prefecture_code": "04",
      "prefecture_name": "宮城県",
      "prefecture_name_en": "Miyagi",
      "jis_code": "042080",
      "municipality_name": "角田市",
      "municipality_name_en": "Kakuda-shi",
      "baseline_votes": 334.0,
      "target_votes": 500.0,
      "votes_delta": 166.0,
      "votes_change_rate_pct": 49.700599,
      "baseline_vote_share_pct_muni": 2.699644,
      "target_vote_share_pct_muni": 3.996164,
      "vote_share_delta_pct_pt": 1.29652
    },
    {
      "prefecture_code": "04",
      "prefecture_name": "宮城県",
      "prefecture_name_en": "Miyagi",
      "jis_code": "042153",
      "municipality_name": "大崎市",
      "municipality_name_en": "Osaki-shi",
      "baseline_votes": 1721.05,
      "target_votes": 2497.0,
      "votes_delta": 775.95,
      "votes_change_rate_pct": 45.085849,
      "baseline_vote_share_pct_muni": 3.234388,
      "target_vote_share_pct_muni": 4.600984,
      "vote_share_delta_pct_pt": 1.366596
    },
    {
      "prefecture_code": "04",
      "prefecture_name": "宮城県",
      "prefecture_name_en": "Miyagi",
      "jis_code": "042072",
      "municipality_name": "名取市",
      "municipality_name_en": "Natori-shi",
      "baseline_votes": 1413.257,
      "target_votes": 2031.0,
      "votes_delta": 617.743,
      "votes_change_rate_pct": 43.710592,
      "baseline_vote_share_pct_muni": 3.90327,
      "target_vote_share_pct_muni": 5.497659,
      "vote_share_delta_pct_pt": 1.594389
    },
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      "prefecture_code": "04",
      "prefecture_name": "宮城県",
      "prefecture_name_en": "Miyagi",
      "jis_code": "043230",
      "municipality_name": "柴田町",
      "municipality_name_en": "Shibata-machi",
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      "votes_delta": 211.0,
      "votes_change_rate_pct": 43.505155,
      "baseline_vote_share_pct_muni": 2.94189,
      "target_vote_share_pct_muni": 4.146312,
      "vote_share_delta_pct_pt": 1.204422
    },
    {
      "prefecture_code": "04",
      "prefecture_name": "宮城県",
      "prefecture_name_en": "Miyagi",
      "jis_code": "042064",
      "municipality_name": "白石市",
      "municipality_name_en": "Shiroishi-shi",
      "baseline_votes": 440.346,
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      "votes_change_rate_pct": 41.933843,
      "baseline_vote_share_pct_muni": 2.98398,
      "target_vote_share_pct_muni": 4.15448,
      "vote_share_delta_pct_pt": 1.1705
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      "prefecture_code": "04",
      "prefecture_name": "宮城県",
      "prefecture_name_en": "Miyagi",
      "jis_code": "042021",
      "municipality_name": "石巻市",
      "municipality_name_en": "Ishinomaki-shi",
      "baseline_votes": 1426.529,
      "target_votes": 1994.0,
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      "target_vote_share_pct_muni": 3.161767,
      "vote_share_delta_pct_pt": 0.453082
    },
    {
      "prefecture_code": "04",
      "prefecture_name": "宮城県",
      "prefecture_name_en": "Miyagi",
      "jis_code": "044229",
      "municipality_name": "大郷町",
      "municipality_name_en": "Osato-cho",
      "baseline_votes": 87.0,
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      "vote_share_delta_pct_pt": 0.613978
    },
    {
      "prefecture_code": "04",
      "prefecture_name": "宮城県",
      "prefecture_name_en": "Miyagi",
      "jis_code": "042145",
      "municipality_name": "東松島市",
      "municipality_name_en": "Higashimatsushima-shi",
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      "vote_share_delta_pct_pt": 0.476561
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      "prefecture_code": "04",
      "prefecture_name": "宮城県",
      "prefecture_name_en": "Miyagi",
      "jis_code": "045055",
      "municipality_name": "美里町",
      "municipality_name_en": "Misato-machi",
      "baseline_votes": 299.0,
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      "baseline_vote_share_pct_muni": 2.827156,
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      "vote_share_delta_pct_pt": 0.909129
    },
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      "prefecture_code": "04",
      "prefecture_name": "宮城県",
      "prefecture_name_en": "Miyagi",
      "jis_code": "043613",
      "municipality_name": "亘理町",
      "municipality_name_en": "Watari-cho",
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      "votes_change_rate_pct": 31.919192,
      "baseline_vote_share_pct_muni": 3.27316,
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      "vote_share_delta_pct_pt": 0.999002
    },
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      "prefecture_code": "04",
      "prefecture_name": "宮城県",
      "prefecture_name_en": "Miyagi",
      "jis_code": "045012",
      "municipality_name": "涌谷町",
      "municipality_name_en": "Wakuya-cho",
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      "votes_change_rate_pct": 31.424599,
      "baseline_vote_share_pct_muni": 2.870845,
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      "vote_share_delta_pct_pt": 0.793046
    },
    {
      "prefecture_code": "04",
      "prefecture_name": "宮城県",
      "prefecture_name_en": "Miyagi",
      "jis_code": "041041",
      "municipality_name": "仙台市太白区",
      "municipality_name_en": "Taihaku-ku",
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      "baseline_vote_share_pct_muni": 4.197874,
      "target_vote_share_pct_muni": 5.673938,
      "vote_share_delta_pct_pt": 1.476064
    },
    {
      "prefecture_code": "04",
      "prefecture_name": "宮城県",
      "prefecture_name_en": "Miyagi",
      "jis_code": "044067",
      "municipality_name": "利府町",
      "municipality_name_en": "Rifu-cho",
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      "votes_delta": 207.0,
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      "target_vote_share_pct_muni": 4.869014,
      "vote_share_delta_pct_pt": 0.793085
    },
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      "prefecture_code": "04",
      "prefecture_name": "宮城県",
      "prefecture_name_en": "Miyagi",
      "jis_code": "045810",
      "municipality_name": "女川町",
      "municipality_name_en": "Onagawa-cho",
      "baseline_votes": 58.0,
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      "votes_delta": 17.0,
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      "baseline_vote_share_pct_muni": 2.164987,
      "target_vote_share_pct_muni": 2.605976,
      "vote_share_delta_pct_pt": 0.440989
    },
    {
      "prefecture_code": "04",
      "prefecture_name": "宮城県",
      "prefecture_name_en": "Miyagi",
      "jis_code": "042110",
      "municipality_name": "岩沼市",
      "municipality_name_en": "Iwanuma-shi",
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      "target_votes": 988.0,
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      "votes_change_rate_pct": 29.26692,
      "baseline_vote_share_pct_muni": 3.940758,
      "target_vote_share_pct_muni": 5.095673,
      "vote_share_delta_pct_pt": 1.154915
    },
    {
      "prefecture_code": "04",
      "prefecture_name": "宮城県",
      "prefecture_name_en": "Miyagi",
      "jis_code": "044016",
      "municipality_name": "松島町",
      "municipality_name_en": "Matsushima-machi",
      "baseline_votes": 188.0,
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      "votes_delta": 54.0,
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      "baseline_vote_share_pct_muni": 3.001756,
      "target_vote_share_pct_muni": 3.547347,
      "vote_share_delta_pct_pt": 0.545591
    },
    {
      "prefecture_code": "04",
      "prefecture_name": "宮城県",
      "prefecture_name_en": "Miyagi",
      "jis_code": "041025",
      "municipality_name": "仙台市宮城野区",
      "municipality_name_en": "Miyagino-ku",
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      "target_votes": 4587.0,
      "votes_delta": 994.539,
      "votes_change_rate_pct": 27.684058,
      "baseline_vote_share_pct_muni": 4.17694,
      "target_vote_share_pct_muni": 5.600322,
      "vote_share_delta_pct_pt": 1.423382
    },
    {
      "prefecture_code": "04",
      "prefecture_name": "宮城県",
      "prefecture_name_en": "Miyagi",
      "jis_code": "044210",
      "municipality_name": "大和町",
      "municipality_name_en": "Taiwa-cho",
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      "votes_delta": 119.0,
      "votes_change_rate_pct": 26.385809,
      "baseline_vote_share_pct_muni": 3.6031,
      "target_vote_share_pct_muni": 4.420661,
      "vote_share_delta_pct_pt": 0.817561
    },
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      "prefecture_code": "04",
      "prefecture_name": "宮城県",
      "prefecture_name_en": "Miyagi",
      "jis_code": "041033",
      "municipality_name": "仙台市若林区",
      "municipality_name_en": "Wakabayashi-ku",
      "baseline_votes": 2702.421,
      "target_votes": 3407.0,
      "votes_delta": 704.579,
      "votes_change_rate_pct": 26.07214,
      "baseline_vote_share_pct_muni": 4.180208,
      "target_vote_share_pct_muni": 5.438148,
      "vote_share_delta_pct_pt": 1.25794
    },
    {
      "prefecture_code": "04",
      "prefecture_name": "宮城県",
      "prefecture_name_en": "Miyagi",
      "jis_code": "041009",
      "municipality_name": "仙台市",
      "municipality_name_en": "Sendai-shi",
      "baseline_votes": 21511.104,
      "target_votes": 27113.0,
      "votes_delta": 5601.896,
      "votes_change_rate_pct": 26.041881,
      "baseline_vote_share_pct_muni": 4.24561,
      "target_vote_share_pct_muni": 5.522187,
      "vote_share_delta_pct_pt": 1.276577
    },
    {
      "prefecture_code": "04",
      "prefecture_name": "宮城県",
      "prefecture_name_en": "Miyagi",
      "jis_code": "042099",
      "municipality_name": "多賀城市",
      "municipality_name_en": "Tagajo-shi",
      "baseline_votes": 1008.118,
      "target_votes": 1262.0,
      "votes_delta": 253.882,
      "votes_change_rate_pct": 25.183758,
      "baseline_vote_share_pct_muni": 3.572733,
      "target_vote_share_pct_muni": 4.323102,
      "vote_share_delta_pct_pt": 0.750369
    },
    {
      "prefecture_code": "04",
      "prefecture_name": "宮城県",
      "prefecture_name_en": "Miyagi",
      "jis_code": "041017",
      "municipality_name": "仙台市青葉区",
      "municipality_name_en": "Aoba-ku",
      "baseline_votes": 6023.113,
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      "jis_code": "041050",
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      "jis_code": "042161",
      "municipality_name": "富谷市",
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      "jis_code": "042030",
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  ]
}
