{
  "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": "20",
    "prefecture_name": "長野県",
    "prefecture_name_en": "Nagano",
    "party_id": "DPP",
    "party_label": "国民",
    "party_label_en": "Democratic Party for the People",
    "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": 77,
    "municipality_count": 77,
    "min_votes_change_rate_pct": -31.209424,
    "max_votes_change_rate_pct": 86.106728
  },
  "municipalities": [
    {
      "prefecture_code": "20",
      "prefecture_name": "長野県",
      "prefecture_name_en": "Nagano",
      "jis_code": "203068",
      "municipality_name": "南相木村",
      "municipality_name_en": "Minamiaiki-mura",
      "baseline_votes": 24.717,
      "target_votes": 46.0,
      "votes_delta": 21.283,
      "votes_change_rate_pct": 86.106728,
      "baseline_vote_share_pct_muni": 4.306098,
      "target_vote_share_pct_muni": 8.303249,
      "vote_share_delta_pct_pt": 3.997151
    },
    {
      "prefecture_code": "20",
      "prefecture_name": "長野県",
      "prefecture_name_en": "Nagano",
      "jis_code": "204293",
      "municipality_name": "王滝村",
      "municipality_name_en": "Otaki-mura",
      "baseline_votes": 26.893,
      "target_votes": 47.0,
      "votes_delta": 20.107,
      "votes_change_rate_pct": 74.766668,
      "baseline_vote_share_pct_muni": 6.239675,
      "target_vote_share_pct_muni": 11.809045,
      "vote_share_delta_pct_pt": 5.56937
    },
    {
      "prefecture_code": "20",
      "prefecture_name": "長野県",
      "prefecture_name_en": "Nagano",
      "jis_code": "203076",
      "municipality_name": "北相木村",
      "municipality_name_en": "Kitaaiki-mura",
      "baseline_votes": 24.618,
      "target_votes": 38.0,
      "votes_delta": 13.382,
      "votes_change_rate_pct": 54.358599,
      "baseline_vote_share_pct_muni": 6.6,
      "target_vote_share_pct_muni": 9.947644,
      "vote_share_delta_pct_pt": 3.347644
    },
    {
      "prefecture_code": "20",
      "prefecture_name": "長野県",
      "prefecture_name_en": "Nagano",
      "jis_code": "204226",
      "municipality_name": "上松町",
      "municipality_name_en": "Agematsu-machi",
      "baseline_votes": 170.738,
      "target_votes": 257.0,
      "votes_delta": 86.262,
      "votes_change_rate_pct": 50.523024,
      "baseline_vote_share_pct_muni": 7.42662,
      "target_vote_share_pct_muni": 11.650045,
      "vote_share_delta_pct_pt": 4.223425
    },
    {
      "prefecture_code": "20",
      "prefecture_name": "長野県",
      "prefecture_name_en": "Nagano",
      "jis_code": "204234",
      "municipality_name": "南木曽町",
      "municipality_name_en": "Nagiso-machi",
      "baseline_votes": 151.391,
      "target_votes": 225.0,
      "votes_delta": 73.609,
      "votes_change_rate_pct": 48.621781,
      "baseline_vote_share_pct_muni": 6.922314,
      "target_vote_share_pct_muni": 10.573308,
      "vote_share_delta_pct_pt": 3.650994
    },
    {
      "prefecture_code": "20",
      "prefecture_name": "長野県",
      "prefecture_name_en": "Nagano",
      "jis_code": "204323",
      "municipality_name": "木曽町",
      "municipality_name_en": "Kiso-machi",
      "baseline_votes": 440.452,
      "target_votes": 594.0,
      "votes_delta": 153.548,
      "votes_change_rate_pct": 34.86146,
      "baseline_vote_share_pct_muni": 7.334754,
      "target_vote_share_pct_muni": 10.195675,
      "vote_share_delta_pct_pt": 2.860921
    },
    {
      "prefecture_code": "20",
      "prefecture_name": "長野県",
      "prefecture_name_en": "Nagano",
      "jis_code": "203050",
      "municipality_name": "南牧村",
      "municipality_name_en": "Minamimaki-mura",
      "baseline_votes": 105.77,
      "target_votes": 142.0,
      "votes_delta": 36.23,
      "votes_change_rate_pct": 34.253569,
      "baseline_vote_share_pct_muni": 6.981518,
      "target_vote_share_pct_muni": 9.120103,
      "vote_share_delta_pct_pt": 2.138585
    },
    {
      "prefecture_code": "20",
      "prefecture_name": "長野県",
      "prefecture_name_en": "Nagano",
      "jis_code": "204250",
      "municipality_name": "木祖村",
      "municipality_name_en": "Kiso-mura",
      "baseline_votes": 110.792,
      "target_votes": 146.0,
      "votes_delta": 35.208,
      "votes_change_rate_pct": 31.778468,
      "baseline_vote_share_pct_muni": 6.907232,
      "target_vote_share_pct_muni": 9.431525,
      "vote_share_delta_pct_pt": 2.524293
    },
    {
      "prefecture_code": "20",
      "prefecture_name": "長野県",
      "prefecture_name_en": "Nagano",
      "jis_code": "204102",
      "municipality_name": "根羽村",
      "municipality_name_en": "Neba-mura",
      "baseline_votes": 27.382,
      "target_votes": 36.0,
      "votes_delta": 8.618,
      "votes_change_rate_pct": 31.473231,
      "baseline_vote_share_pct_muni": 5.235564,
      "target_vote_share_pct_muni": 7.157058,
      "vote_share_delta_pct_pt": 1.921494
    },
    {
      "prefecture_code": "20",
      "prefecture_name": "長野県",
      "prefecture_name_en": "Nagano",
      "jis_code": "204145",
      "municipality_name": "泰阜村",
      "municipality_name_en": "Yasuoka-mura",
      "baseline_votes": 47.824,
      "target_votes": 62.0,
      "votes_delta": 14.176,
      "votes_change_rate_pct": 29.642021,
      "baseline_vote_share_pct_muni": 5.652955,
      "target_vote_share_pct_muni": 7.570208,
      "vote_share_delta_pct_pt": 1.917253
    },
    {
      "prefecture_code": "20",
      "prefecture_name": "長野県",
      "prefecture_name_en": "Nagano",
      "jis_code": "204307",
      "municipality_name": "大桑村",
      "municipality_name_en": "Okuwa-mura",
      "baseline_votes": 157.644,
      "target_votes": 199.0,
      "votes_delta": 41.356,
      "votes_change_rate_pct": 26.233793,
      "baseline_vote_share_pct_muni": 7.965841,
      "target_vote_share_pct_muni": 10.568242,
      "vote_share_delta_pct_pt": 2.602401
    },
    {
      "prefecture_code": "20",
      "prefecture_name": "長野県",
      "prefecture_name_en": "Nagano",
      "jis_code": "203246",
      "municipality_name": "立科町",
      "municipality_name_en": "Tateshina-machi",
      "baseline_votes": 273.078,
      "target_votes": 342.0,
      "votes_delta": 68.922,
      "votes_change_rate_pct": 25.238943,
      "baseline_vote_share_pct_muni": 7.420598,
      "target_vote_share_pct_muni": 9.316263,
      "vote_share_delta_pct_pt": 1.895665
    },
    {
      "prefecture_code": "20",
      "prefecture_name": "長野県",
      "prefecture_name_en": "Nagano",
      "jis_code": "203033",
      "municipality_name": "小海町",
      "municipality_name_en": "Koumi-machi",
      "baseline_votes": 130.087,
      "target_votes": 162.0,
      "votes_delta": 31.913,
      "votes_change_rate_pct": 24.532044,
      "baseline_vote_share_pct_muni": 5.655957,
      "target_vote_share_pct_muni": 6.858594,
      "vote_share_delta_pct_pt": 1.202637
    },
    {
      "prefecture_code": "20",
      "prefecture_name": "長野県",
      "prefecture_name_en": "Nagano",
      "jis_code": "203629",
      "municipality_name": "富士見町",
      "municipality_name_en": "Fujimi-machi",
      "baseline_votes": 702.249,
      "target_votes": 856.0,
      "votes_delta": 153.751,
      "votes_change_rate_pct": 21.894086,
      "baseline_vote_share_pct_muni": 9.07533,
      "target_vote_share_pct_muni": 11.561318,
      "vote_share_delta_pct_pt": 2.485988
    },
    {
      "prefecture_code": "20",
      "prefecture_name": "長野県",
      "prefecture_name_en": "Nagano",
      "jis_code": "204048",
      "municipality_name": "阿南町",
      "municipality_name_en": "Anan-cho",
      "baseline_votes": 126.914,
      "target_votes": 154.0,
      "votes_delta": 27.086,
      "votes_change_rate_pct": 21.342011,
      "baseline_vote_share_pct_muni": 6.329875,
      "target_vote_share_pct_muni": 7.650273,
      "vote_share_delta_pct_pt": 1.320398
    },
    {
      "prefecture_code": "20",
      "prefecture_name": "長野県",
      "prefecture_name_en": "Nagano",
      "jis_code": "204170",
      "municipality_name": "大鹿村",
      "municipality_name_en": "Oshika-mura",
      "baseline_votes": 23.344,
      "target_votes": 28.0,
      "votes_delta": 4.656,
      "votes_change_rate_pct": 19.945168,
      "baseline_vote_share_pct_muni": 4.506564,
      "target_vote_share_pct_muni": 5.45809,
      "vote_share_delta_pct_pt": 0.951526
    },
    {
      "prefecture_code": "20",
      "prefecture_name": "長野県",
      "prefecture_name_en": "Nagano",
      "jis_code": "206024",
      "municipality_name": "栄村",
      "municipality_name_en": "Sakae-mura",
      "baseline_votes": 66.319,
      "target_votes": 78.0,
      "votes_delta": 11.681,
      "votes_change_rate_pct": 17.613354,
      "baseline_vote_share_pct_muni": 6.553261,
      "target_vote_share_pct_muni": 8.210526,
      "vote_share_delta_pct_pt": 1.657265
    },
    {
      "prefecture_code": "20",
      "prefecture_name": "長野県",
      "prefecture_name_en": "Nagano",
      "jis_code": "204129",
      "municipality_name": "売木村",
      "municipality_name_en": "Urugi-mura",
      "baseline_votes": 16.384,
      "target_votes": 19.0,
      "votes_delta": 2.616,
      "votes_change_rate_pct": 15.966797,
      "baseline_vote_share_pct_muni": 5.516498,
      "target_vote_share_pct_muni": 6.574394,
      "vote_share_delta_pct_pt": 1.057896
    },
    {
      "prefecture_code": "20",
      "prefecture_name": "長野県",
      "prefecture_name_en": "Nagano",
      "jis_code": "203610",
      "municipality_name": "下諏訪町",
      "municipality_name_en": "Shimosuwa-machi",
      "baseline_votes": 900.433,
      "target_votes": 1041.0,
      "votes_delta": 140.567,
      "votes_change_rate_pct": 15.611045,
      "baseline_vote_share_pct_muni": 9.531417,
      "target_vote_share_pct_muni": 11.41072,
      "vote_share_delta_pct_pt": 1.879303
    },
    {
      "prefecture_code": "20",
      "prefecture_name": "長野県",
      "prefecture_name_en": "Nagano",
      "jis_code": "205834",
      "municipality_name": "信濃町",
      "municipality_name_en": "Shinano-machi",
      "baseline_votes": 287.196,
      "target_votes": 320.0,
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      "votes_change_rate_pct": 11.422165,
      "baseline_vote_share_pct_muni": 7.533998,
      "target_vote_share_pct_muni": 8.387942,
      "vote_share_delta_pct_pt": 0.853944
    },
    {
      "prefecture_code": "20",
      "prefecture_name": "長野県",
      "prefecture_name_en": "Nagano",
      "jis_code": "203637",
      "municipality_name": "原村",
      "municipality_name_en": "Hara-mura",
      "baseline_votes": 374.611,
      "target_votes": 415.0,
      "votes_delta": 40.389,
      "votes_change_rate_pct": 10.781584,
      "baseline_vote_share_pct_muni": 8.781317,
      "target_vote_share_pct_muni": 10.036276,
      "vote_share_delta_pct_pt": 1.254959
    },
    {
      "prefecture_code": "20",
      "prefecture_name": "長野県",
      "prefecture_name_en": "Nagano",
      "jis_code": "204072",
      "municipality_name": "阿智村",
      "municipality_name_en": "Achi-mura",
      "baseline_votes": 252.979,
      "target_votes": 280.0,
      "votes_delta": 27.021,
      "votes_change_rate_pct": 10.681124,
      "baseline_vote_share_pct_muni": 8.095328,
      "target_vote_share_pct_muni": 8.777429,
      "vote_share_delta_pct_pt": 0.682101
    },
    {
      "prefecture_code": "20",
      "prefecture_name": "長野県",
      "prefecture_name_en": "Nagano",
      "jis_code": "202142",
      "municipality_name": "茅野市",
      "municipality_name_en": "Chino-shi",
      "baseline_votes": 2760.427,
      "target_votes": 3054.0,
      "votes_delta": 293.573,
      "votes_change_rate_pct": 10.635058,
      "baseline_vote_share_pct_muni": 10.303176,
      "target_vote_share_pct_muni": 12.07783,
      "vote_share_delta_pct_pt": 1.774654
    },
    {
      "prefecture_code": "20",
      "prefecture_name": "長野県",
      "prefecture_name_en": "Nagano",
      "jis_code": "203882",
      "municipality_name": "宮田村",
      "municipality_name_en": "Miyada-mura",
      "baseline_votes": 481.607,
      "target_votes": 522.0,
      "votes_delta": 40.393,
      "votes_change_rate_pct": 8.387129,
      "baseline_vote_share_pct_muni": 10.083899,
      "target_vote_share_pct_muni": 10.961781,
      "vote_share_delta_pct_pt": 0.877882
    },
    {
      "prefecture_code": "20",
      "prefecture_name": "長野県",
      "prefecture_name_en": "Nagano",
      "jis_code": "202045",
      "municipality_name": "岡谷市",
      "municipality_name_en": "Okaya-shi",
      "baseline_votes": 2396.13,
      "target_votes": 2582.0,
      "votes_delta": 185.87,
      "votes_change_rate_pct": 7.757092,
      "baseline_vote_share_pct_muni": 10.02481,
      "target_vote_share_pct_muni": 11.501626,
      "vote_share_delta_pct_pt": 1.476816
    },
    {
      "prefecture_code": "20",
      "prefecture_name": "長野県",
      "prefecture_name_en": "Nagano",
      "jis_code": "202061",
      "municipality_name": "諏訪市",
      "municipality_name_en": "Suwa-shi",
      "baseline_votes": 2542.008,
      "target_votes": 2711.0,
      "votes_delta": 168.992,
      "votes_change_rate_pct": 6.647973,
      "baseline_vote_share_pct_muni": 10.83319,
      "target_vote_share_pct_muni": 12.1043,
      "vote_share_delta_pct_pt": 1.27111
    },
    {
      "prefecture_code": "20",
      "prefecture_name": "長野県",
      "prefecture_name_en": "Nagano",
      "jis_code": "203092",
      "municipality_name": "佐久穂町",
      "municipality_name_en": "Sakuho-machi",
      "baseline_votes": 370.701,
      "target_votes": 389.0,
      "votes_delta": 18.299,
      "votes_change_rate_pct": 4.936323,
      "baseline_vote_share_pct_muni": 6.657705,
      "target_vote_share_pct_muni": 6.786462,
      "vote_share_delta_pct_pt": 0.128757
    },
    {
      "prefecture_code": "20",
      "prefecture_name": "長野県",
      "prefecture_name_en": "Nagano",
      "jis_code": "204153",
      "municipality_name": "喬木村",
      "municipality_name_en": "Takagi-mura",
      "baseline_votes": 259.468,
      "target_votes": 270.0,
      "votes_delta": 10.532,
      "votes_change_rate_pct": 4.059075,
      "baseline_vote_share_pct_muni": 8.501573,
      "target_vote_share_pct_muni": 9.118541,
      "vote_share_delta_pct_pt": 0.616968
    },
    {
      "prefecture_code": "20",
      "prefecture_name": "長野県",
      "prefecture_name_en": "Nagano",
      "jis_code": "203858",
      "municipality_name": "南箕輪村",
      "municipality_name_en": "Minamiminowa-mura",
      "baseline_votes": 908.745,
      "target_votes": 930.0,
      "votes_delta": 21.255,
      "votes_change_rate_pct": 2.33894,
      "baseline_vote_share_pct_muni": 11.571947,
      "target_vote_share_pct_muni": 11.854685,
      "vote_share_delta_pct_pt": 0.282738
    },
    {
      "prefecture_code": "20",
      "prefecture_name": "長野県",
      "prefecture_name_en": "Nagano",
      "jis_code": "204021",
      "municipality_name": "松川町",
      "municipality_name_en": "Matsukawa-machi",
      "baseline_votes": 551.054,
      "target_votes": 563.0,
      "votes_delta": 11.946,
      "votes_change_rate_pct": 2.167846,
      "baseline_vote_share_pct_muni": 8.805593,
      "target_vote_share_pct_muni": 9.111507,
      "vote_share_delta_pct_pt": 0.305914
    },
    {
      "prefecture_code": "20",
      "prefecture_name": "長野県",
      "prefecture_name_en": "Nagano",
      "jis_code": "204137",
      "municipality_name": "天龍村",
      "municipality_name_en": "Tenryu-mura",
      "baseline_votes": 29.642,
      "target_votes": 30.0,
      "votes_delta": 0.358,
      "votes_change_rate_pct": 1.207746,
      "baseline_vote_share_pct_muni": 5.389455,
      "target_vote_share_pct_muni": 5.484461,
      "vote_share_delta_pct_pt": 0.095006
    },
    {
      "prefecture_code": "20",
      "prefecture_name": "長野県",
      "prefecture_name_en": "Nagano",
      "jis_code": "205613",
      "municipality_name": "山ノ内町",
      "municipality_name_en": "Yamanouchi-machi",
      "baseline_votes": 420.912,
      "target_votes": 422.0,
      "votes_delta": 1.088,
      "votes_change_rate_pct": 0.258486,
      "baseline_vote_share_pct_muni": 7.735931,
      "target_vote_share_pct_muni": 7.824958,
      "vote_share_delta_pct_pt": 0.089027
    },
    {
      "prefecture_code": "20",
      "prefecture_name": "長野県",
      "prefecture_name_en": "Nagano",
      "jis_code": "204528",
      "municipality_name": "筑北村",
      "municipality_name_en": "Chikuhoku-mura",
      "baseline_votes": 161.992,
      "target_votes": 161.0,
      "votes_delta": -0.992,
      "votes_change_rate_pct": -0.612376,
      "baseline_vote_share_pct_muni": 7.225335,
      "target_vote_share_pct_muni": 7.073814,
      "vote_share_delta_pct_pt": -0.151521
    },
    {
      "prefecture_code": "20",
      "prefecture_name": "長野県",
      "prefecture_name_en": "Nagano",
      "jis_code": "205885",
      "municipality_name": "小川村",
      "municipality_name_en": "Ogawa-mura",
      "baseline_votes": 89.587,
      "target_votes": 89.0,
      "votes_delta": -0.587,
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}
