{
  "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": "03",
    "prefecture_name": "岩手県",
    "prefecture_name_en": "Iwate",
    "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": 33,
    "municipality_count": 33,
    "min_votes_change_rate_pct": 15.035461,
    "max_votes_change_rate_pct": 102.039474
  },
  "municipalities": [
    {
      "prefecture_code": "03",
      "prefecture_name": "岩手県",
      "prefecture_name_en": "Iwate",
      "jis_code": "033812",
      "municipality_name": "金ケ崎町",
      "municipality_name_en": "Kanegasaki-cho",
      "baseline_votes": 1520.0,
      "target_votes": 3071.0,
      "votes_delta": 1551.0,
      "votes_change_rate_pct": 102.039474,
      "baseline_vote_share_pct_muni": 19.269777,
      "target_vote_share_pct_muni": 38.03096,
      "vote_share_delta_pct_pt": 18.761183
    },
    {
      "prefecture_code": "03",
      "prefecture_name": "岩手県",
      "prefecture_name_en": "Iwate",
      "jis_code": "032069",
      "municipality_name": "北上市",
      "municipality_name_en": "Kitakami-shi",
      "baseline_votes": 8417.788,
      "target_votes": 16437.0,
      "votes_delta": 8019.212,
      "votes_change_rate_pct": 95.265074,
      "baseline_vote_share_pct_muni": 18.624661,
      "target_vote_share_pct_muni": 36.925462,
      "vote_share_delta_pct_pt": 18.300801
    },
    {
      "prefecture_code": "03",
      "prefecture_name": "岩手県",
      "prefecture_name_en": "Iwate",
      "jis_code": "032158",
      "municipality_name": "奥州市",
      "municipality_name_en": "Oshu-shi",
      "baseline_votes": 9795.661,
      "target_votes": 18576.0,
      "votes_delta": 8780.339,
      "votes_change_rate_pct": 89.634982,
      "baseline_vote_share_pct_muni": 18.092202,
      "target_vote_share_pct_muni": 33.046325,
      "vote_share_delta_pct_pt": 14.954123
    },
    {
      "prefecture_code": "03",
      "prefecture_name": "岩手県",
      "prefecture_name_en": "Iwate",
      "jis_code": "032018",
      "municipality_name": "盛岡市",
      "municipality_name_en": "Morioka-shi",
      "baseline_votes": 27409.086,
      "target_votes": 47737.0,
      "votes_delta": 20327.914,
      "votes_change_rate_pct": 74.164874,
      "baseline_vote_share_pct_muni": 20.120157,
      "target_vote_share_pct_muni": 35.199086,
      "vote_share_delta_pct_pt": 15.078929
    },
    {
      "prefecture_code": "03",
      "prefecture_name": "岩手県",
      "prefecture_name_en": "Iwate",
      "jis_code": "033227",
      "municipality_name": "矢巾町",
      "municipality_name_en": "Yahaba-cho",
      "baseline_votes": 3027.0,
      "target_votes": 5247.0,
      "votes_delta": 2220.0,
      "votes_change_rate_pct": 73.339941,
      "baseline_vote_share_pct_muni": 22.703068,
      "target_vote_share_pct_muni": 39.591036,
      "vote_share_delta_pct_pt": 16.887968
    },
    {
      "prefecture_code": "03",
      "prefecture_name": "岩手県",
      "prefecture_name_en": "Iwate",
      "jis_code": "033219",
      "municipality_name": "紫波町",
      "municipality_name_en": "Shiwa-cho",
      "baseline_votes": 3597.277,
      "target_votes": 6146.0,
      "votes_delta": 2548.723,
      "votes_change_rate_pct": 70.851452,
      "baseline_vote_share_pct_muni": 22.362781,
      "target_vote_share_pct_muni": 38.001608,
      "vote_share_delta_pct_pt": 15.638827
    },
    {
      "prefecture_code": "03",
      "prefecture_name": "岩手県",
      "prefecture_name_en": "Iwate",
      "jis_code": "032050",
      "municipality_name": "花巻市",
      "municipality_name_en": "Hanamaki-shi",
      "baseline_votes": 9385.038,
      "target_votes": 15651.0,
      "votes_delta": 6265.962,
      "votes_change_rate_pct": 66.765441,
      "baseline_vote_share_pct_muni": 21.155102,
      "target_vote_share_pct_muni": 36.163871,
      "vote_share_delta_pct_pt": 15.008769
    },
    {
      "prefecture_code": "03",
      "prefecture_name": "岩手県",
      "prefecture_name_en": "Iwate",
      "jis_code": "032166",
      "municipality_name": "滝沢市",
      "municipality_name_en": "Takizawa-shi",
      "baseline_votes": 5544.0,
      "target_votes": 9171.0,
      "votes_delta": 3627.0,
      "votes_change_rate_pct": 65.422078,
      "baseline_vote_share_pct_muni": 21.585423,
      "target_vote_share_pct_muni": 36.930697,
      "vote_share_delta_pct_pt": 15.345274
    },
    {
      "prefecture_code": "03",
      "prefecture_name": "岩手県",
      "prefecture_name_en": "Iwate",
      "jis_code": "032093",
      "municipality_name": "一関市",
      "municipality_name_en": "Ichinoseki-shi",
      "baseline_votes": 12051.54,
      "target_votes": 19537.0,
      "votes_delta": 7485.46,
      "votes_change_rate_pct": 62.112062,
      "baseline_vote_share_pct_muni": 23.177821,
      "target_vote_share_pct_muni": 37.209081,
      "vote_share_delta_pct_pt": 14.03126
    },
    {
      "prefecture_code": "03",
      "prefecture_name": "岩手県",
      "prefecture_name_en": "Iwate",
      "jis_code": "034029",
      "municipality_name": "平泉町",
      "municipality_name_en": "Hiraizumi-cho",
      "baseline_votes": 827.0,
      "target_votes": 1327.0,
      "votes_delta": 500.0,
      "votes_change_rate_pct": 60.459492,
      "baseline_vote_share_pct_muni": 22.972222,
      "target_vote_share_pct_muni": 35.739294,
      "vote_share_delta_pct_pt": 12.767072
    },
    {
      "prefecture_code": "03",
      "prefecture_name": "岩手県",
      "prefecture_name_en": "Iwate",
      "jis_code": "032131",
      "municipality_name": "二戸市",
      "municipality_name_en": "Ninohe-shi",
      "baseline_votes": 3270.579,
      "target_votes": 5143.0,
      "votes_delta": 1872.421,
      "votes_change_rate_pct": 57.250444,
      "baseline_vote_share_pct_muni": 30.712546,
      "target_vote_share_pct_muni": 46.933747,
      "vote_share_delta_pct_pt": 16.221201
    },
    {
      "prefecture_code": "03",
      "prefecture_name": "岩手県",
      "prefecture_name_en": "Iwate",
      "jis_code": "035017",
      "municipality_name": "軽米町",
      "municipality_name_en": "Karumai-machi",
      "baseline_votes": 1077.316,
      "target_votes": 1681.0,
      "votes_delta": 603.684,
      "votes_change_rate_pct": 56.035926,
      "baseline_vote_share_pct_muni": 31.537354,
      "target_vote_share_pct_muni": 46.04218,
      "vote_share_delta_pct_pt": 14.504826
    },
    {
      "prefecture_code": "03",
      "prefecture_name": "岩手県",
      "prefecture_name_en": "Iwate",
      "jis_code": "034827",
      "municipality_name": "山田町",
      "municipality_name_en": "Yamada-machi",
      "baseline_votes": 2614.545,
      "target_votes": 3926.0,
      "votes_delta": 1311.455,
      "votes_change_rate_pct": 50.15997,
      "baseline_vote_share_pct_muni": 37.452299,
      "target_vote_share_pct_muni": 54.166667,
      "vote_share_delta_pct_pt": 16.714368
    },
    {
      "prefecture_code": "03",
      "prefecture_name": "岩手県",
      "prefecture_name_en": "Iwate",
      "jis_code": "035076",
      "municipality_name": "洋野町",
      "municipality_name_en": "Hirono-cho",
      "baseline_votes": 2360.0,
      "target_votes": 3529.0,
      "votes_delta": 1169.0,
      "votes_change_rate_pct": 49.533898,
      "baseline_vote_share_pct_muni": 35.860811,
      "target_vote_share_pct_muni": 50.602237,
      "vote_share_delta_pct_pt": 14.741426
    },
    {
      "prefecture_code": "03",
      "prefecture_name": "岩手県",
      "prefecture_name_en": "Iwate",
      "jis_code": "032140",
      "municipality_name": "八幡平市",
      "municipality_name_en": "Hachimantai-shi",
      "baseline_votes": 3128.0,
      "target_votes": 4668.0,
      "votes_delta": 1540.0,
      "votes_change_rate_pct": 49.232737,
      "baseline_vote_share_pct_muni": 29.790476,
      "target_vote_share_pct_muni": 44.639954,
      "vote_share_delta_pct_pt": 14.849478
    },
    {
      "prefecture_code": "03",
      "prefecture_name": "岩手県",
      "prefecture_name_en": "Iwate",
      "jis_code": "033014",
      "municipality_name": "雫石町",
      "municipality_name_en": "Shizukuishi-cho",
      "baseline_votes": 1868.0,
      "target_votes": 2783.0,
      "votes_delta": 915.0,
      "votes_change_rate_pct": 48.982869,
      "baseline_vote_share_pct_muni": 26.45143,
      "target_vote_share_pct_muni": 39.979888,
      "vote_share_delta_pct_pt": 13.528458
    },
    {
      "prefecture_code": "03",
      "prefecture_name": "岩手県",
      "prefecture_name_en": "Iwate",
      "jis_code": "032077",
      "municipality_name": "久慈市",
      "municipality_name_en": "Kuji-shi",
      "baseline_votes": 4187.825,
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      "votes_delta": 1981.175,
      "votes_change_rate_pct": 47.30797,
      "baseline_vote_share_pct_muni": 31.016331,
      "target_vote_share_pct_muni": 44.5383,
      "vote_share_delta_pct_pt": 13.521969
    },
    {
      "prefecture_code": "03",
      "prefecture_name": "岩手県",
      "prefecture_name_en": "Iwate",
      "jis_code": "032034",
      "municipality_name": "大船渡市",
      "municipality_name_en": "Ofunato-shi",
      "baseline_votes": 4721.993,
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      "votes_change_rate_pct": 46.082385,
      "baseline_vote_share_pct_muni": 27.809146,
      "target_vote_share_pct_muni": 40.125647,
      "vote_share_delta_pct_pt": 12.316501
    },
    {
      "prefecture_code": "03",
      "prefecture_name": "岩手県",
      "prefecture_name_en": "Iwate",
      "jis_code": "032026",
      "municipality_name": "宮古市",
      "municipality_name_en": "Miyako-shi",
      "baseline_votes": 6782.69,
      "target_votes": 9879.0,
      "votes_delta": 3096.31,
      "votes_change_rate_pct": 45.650177,
      "baseline_vote_share_pct_muni": 31.2408,
      "target_vote_share_pct_muni": 42.92045,
      "vote_share_delta_pct_pt": 11.67965
    },
    {
      "prefecture_code": "03",
      "prefecture_name": "岩手県",
      "prefecture_name_en": "Iwate",
      "jis_code": "032115",
      "municipality_name": "釜石市",
      "municipality_name_en": "Kamaishi-shi",
      "baseline_votes": 4104.541,
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      "votes_change_rate_pct": 45.546116,
      "baseline_vote_share_pct_muni": 28.069076,
      "target_vote_share_pct_muni": 41.265456,
      "vote_share_delta_pct_pt": 13.19638
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      "prefecture_code": "03",
      "prefecture_name": "岩手県",
      "prefecture_name_en": "Iwate",
      "jis_code": "035068",
      "municipality_name": "九戸村",
      "municipality_name_en": "Kunohe-mura",
      "baseline_votes": 781.0,
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      "votes_delta": 346.0,
      "votes_change_rate_pct": 44.302177,
      "baseline_vote_share_pct_muni": 35.743707,
      "target_vote_share_pct_muni": 48.556657,
      "vote_share_delta_pct_pt": 12.81295
    },
    {
      "prefecture_code": "03",
      "prefecture_name": "岩手県",
      "prefecture_name_en": "Iwate",
      "jis_code": "033030",
      "municipality_name": "岩手町",
      "municipality_name_en": "Iwate-machi",
      "baseline_votes": 1774.0,
      "target_votes": 2555.0,
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      "votes_change_rate_pct": 44.024803,
      "baseline_vote_share_pct_muni": 33.035382,
      "target_vote_share_pct_muni": 46.872134,
      "vote_share_delta_pct_pt": 13.836752
    },
    {
      "prefecture_code": "03",
      "prefecture_name": "岩手県",
      "prefecture_name_en": "Iwate",
      "jis_code": "032085",
      "municipality_name": "遠野市",
      "municipality_name_en": "Tono-shi",
      "baseline_votes": 3539.876,
      "target_votes": 5073.0,
      "votes_delta": 1533.124,
      "votes_change_rate_pct": 43.310105,
      "baseline_vote_share_pct_muni": 29.462139,
      "target_vote_share_pct_muni": 42.94785,
      "vote_share_delta_pct_pt": 13.485711
    },
    {
      "prefecture_code": "03",
      "prefecture_name": "岩手県",
      "prefecture_name_en": "Iwate",
      "jis_code": "034614",
      "municipality_name": "大槌町",
      "municipality_name_en": "Otsuchi-cho",
      "baseline_votes": 1674.974,
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      "votes_change_rate_pct": 43.166401,
      "baseline_vote_share_pct_muni": 32.720727,
      "target_vote_share_pct_muni": 47.683436,
      "vote_share_delta_pct_pt": 14.962709
    },
    {
      "prefecture_code": "03",
      "prefecture_name": "岩手県",
      "prefecture_name_en": "Iwate",
      "jis_code": "032107",
      "municipality_name": "陸前高田市",
      "municipality_name_en": "Rikuzentakata-shi",
      "baseline_votes": 2759.0,
      "target_votes": 3920.0,
      "votes_delta": 1161.0,
      "votes_change_rate_pct": 42.080464,
      "baseline_vote_share_pct_muni": 28.650052,
      "target_vote_share_pct_muni": 39.692183,
      "vote_share_delta_pct_pt": 11.042131
    },
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      "prefecture_code": "03",
      "prefecture_name": "岩手県",
      "prefecture_name_en": "Iwate",
      "jis_code": "033669",
      "municipality_name": "西和賀町",
      "municipality_name_en": "Nishiwaga-machi",
      "baseline_votes": 978.076,
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      "votes_delta": 398.924,
      "votes_change_rate_pct": 40.786606,
      "baseline_vote_share_pct_muni": 36.104688,
      "target_vote_share_pct_muni": 48.691655,
      "vote_share_delta_pct_pt": 12.586967
    },
    {
      "prefecture_code": "03",
      "prefecture_name": "岩手県",
      "prefecture_name_en": "Iwate",
      "jis_code": "035033",
      "municipality_name": "野田村",
      "municipality_name_en": "Noda-mura",
      "baseline_votes": 749.0,
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      "votes_delta": 304.0,
      "votes_change_rate_pct": 40.58745,
      "baseline_vote_share_pct_muni": 38.46944,
      "target_vote_share_pct_muni": 49.506347,
      "vote_share_delta_pct_pt": 11.036907
    },
    {
      "prefecture_code": "03",
      "prefecture_name": "岩手県",
      "prefecture_name_en": "Iwate",
      "jis_code": "035246",
      "municipality_name": "一戸町",
      "municipality_name_en": "Ichinohe-machi",
      "baseline_votes": 1567.542,
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      "votes_change_rate_pct": 38.050528,
      "baseline_vote_share_pct_muni": 33.245854,
      "target_vote_share_pct_muni": 45.481295,
      "vote_share_delta_pct_pt": 12.235441
    },
    {
      "prefecture_code": "03",
      "prefecture_name": "岩手県",
      "prefecture_name_en": "Iwate",
      "jis_code": "034835",
      "municipality_name": "岩泉町",
      "municipality_name_en": "Iwaizumi-cho",
      "baseline_votes": 1408.0,
      "target_votes": 1854.0,
      "votes_delta": 446.0,
      "votes_change_rate_pct": 31.676136,
      "baseline_vote_share_pct_muni": 37.01367,
      "target_vote_share_pct_muni": 46.747352,
      "vote_share_delta_pct_pt": 9.733682
    },
    {
      "prefecture_code": "03",
      "prefecture_name": "岩手県",
      "prefecture_name_en": "Iwate",
      "jis_code": "034410",
      "municipality_name": "住田町",
      "municipality_name_en": "Sumita-cho",
      "baseline_votes": 826.0,
      "target_votes": 1071.0,
      "votes_delta": 245.0,
      "votes_change_rate_pct": 29.661017,
      "baseline_vote_share_pct_muni": 33.824734,
      "target_vote_share_pct_muni": 42.39905,
      "vote_share_delta_pct_pt": 8.574316
    },
    {
      "prefecture_code": "03",
      "prefecture_name": "岩手県",
      "prefecture_name_en": "Iwate",
      "jis_code": "033022",
      "municipality_name": "葛巻町",
      "municipality_name_en": "Kuzumaki-machi",
      "baseline_votes": 1041.0,
      "target_votes": 1328.0,
      "votes_delta": 287.0,
      "votes_change_rate_pct": 27.569645,
      "baseline_vote_share_pct_muni": 41.227723,
      "target_vote_share_pct_muni": 53.29053,
      "vote_share_delta_pct_pt": 12.062807
    },
    {
      "prefecture_code": "03",
      "prefecture_name": "岩手県",
      "prefecture_name_en": "Iwate",
      "jis_code": "034851",
      "municipality_name": "普代村",
      "municipality_name_en": "Fudai-mura",
      "baseline_votes": 568.0,
      "target_votes": 689.0,
      "votes_delta": 121.0,
      "votes_change_rate_pct": 21.302817,
      "baseline_vote_share_pct_muni": 44.409695,
      "target_vote_share_pct_muni": 53.452289,
      "vote_share_delta_pct_pt": 9.042594
    },
    {
      "prefecture_code": "03",
      "prefecture_name": "岩手県",
      "prefecture_name_en": "Iwate",
      "jis_code": "034843",
      "municipality_name": "田野畑村",
      "municipality_name_en": "Tanohata-mura",
      "baseline_votes": 705.0,
      "target_votes": 811.0,
      "votes_delta": 106.0,
      "votes_change_rate_pct": 15.035461,
      "baseline_vote_share_pct_muni": 44.339623,
      "target_vote_share_pct_muni": 50.942211,
      "vote_share_delta_pct_pt": 6.602588
    }
  ]
}
