{
  "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": "13",
    "prefecture_name": "東京都",
    "prefecture_name_en": "Tokyo",
    "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": 62,
    "municipality_count": 62,
    "min_votes_change_rate_pct": -64.821006,
    "max_votes_change_rate_pct": 34.339316
  },
  "municipalities": [
    {
      "prefecture_code": "13",
      "prefecture_name": "東京都",
      "prefecture_name_en": "Tokyo",
      "jis_code": "133078",
      "municipality_name": "檜原村",
      "municipality_name_en": "Hinohara-mura",
      "baseline_votes": 64.017,
      "target_votes": 86.0,
      "votes_delta": 21.983,
      "votes_change_rate_pct": 34.339316,
      "baseline_vote_share_pct_muni": 6.050756,
      "target_vote_share_pct_muni": 8.293153,
      "vote_share_delta_pct_pt": 2.242397
    },
    {
      "prefecture_code": "13",
      "prefecture_name": "東京都",
      "prefecture_name_en": "Tokyo",
      "jis_code": "133620",
      "municipality_name": "利島村",
      "municipality_name_en": "Toshima-mura",
      "baseline_votes": 23.076,
      "target_votes": 22.0,
      "votes_delta": -1.076,
      "votes_change_rate_pct": -4.662853,
      "baseline_vote_share_pct_muni": 12.274468,
      "target_vote_share_pct_muni": 10.837438,
      "vote_share_delta_pct_pt": -1.43703
    },
    {
      "prefecture_code": "13",
      "prefecture_name": "東京都",
      "prefecture_name_en": "Tokyo",
      "jis_code": "133086",
      "municipality_name": "奥多摩町",
      "municipality_name_en": "Okutama-machi",
      "baseline_votes": 162.672,
      "target_votes": 140.0,
      "votes_delta": -22.672,
      "votes_change_rate_pct": -13.937248,
      "baseline_vote_share_pct_muni": 7.468871,
      "target_vote_share_pct_muni": 6.463527,
      "vote_share_delta_pct_pt": -1.005344
    },
    {
      "prefecture_code": "13",
      "prefecture_name": "東京都",
      "prefecture_name_en": "Tokyo",
      "jis_code": "134210",
      "municipality_name": "小笠原村",
      "municipality_name_en": "Ogasawara-mura",
      "baseline_votes": 159.407,
      "target_votes": 131.0,
      "votes_delta": -28.407,
      "votes_change_rate_pct": -17.820422,
      "baseline_vote_share_pct_muni": 13.825412,
      "target_vote_share_pct_muni": 10.323089,
      "vote_share_delta_pct_pt": -3.502323
    },
    {
      "prefecture_code": "13",
      "prefecture_name": "東京都",
      "prefecture_name_en": "Tokyo",
      "jis_code": "132209",
      "municipality_name": "東大和市",
      "municipality_name_en": "Higashiyamato-shi",
      "baseline_votes": 5093.752,
      "target_votes": 4092.0,
      "votes_delta": -1001.752,
      "votes_change_rate_pct": -19.666289,
      "baseline_vote_share_pct_muni": 12.222854,
      "target_vote_share_pct_muni": 10.236654,
      "vote_share_delta_pct_pt": -1.9862
    },
    {
      "prefecture_code": "13",
      "prefecture_name": "東京都",
      "prefecture_name_en": "Tokyo",
      "jis_code": "133051",
      "municipality_name": "日の出町",
      "municipality_name_en": "Hinode-machi",
      "baseline_votes": 749.1,
      "target_votes": 601.0,
      "votes_delta": -148.1,
      "votes_change_rate_pct": -19.770391,
      "baseline_vote_share_pct_muni": 10.260238,
      "target_vote_share_pct_muni": 8.2828,
      "vote_share_delta_pct_pt": -1.977438
    },
    {
      "prefecture_code": "13",
      "prefecture_name": "東京都",
      "prefecture_name_en": "Tokyo",
      "jis_code": "132136",
      "municipality_name": "東村山市",
      "municipality_name_en": "Higashimurayama-shi",
      "baseline_votes": 10120.868,
      "target_votes": 7949.0,
      "votes_delta": -2171.868,
      "votes_change_rate_pct": -21.459306,
      "baseline_vote_share_pct_muni": 13.348194,
      "target_vote_share_pct_muni": 10.857213,
      "vote_share_delta_pct_pt": -2.490981
    },
    {
      "prefecture_code": "13",
      "prefecture_name": "東京都",
      "prefecture_name_en": "Tokyo",
      "jis_code": "132233",
      "municipality_name": "武蔵村山市",
      "municipality_name_en": "Musashimurayama-shi",
      "baseline_votes": 3640.74,
      "target_votes": 2841.0,
      "votes_delta": -799.74,
      "votes_change_rate_pct": -21.966413,
      "baseline_vote_share_pct_muni": 11.905625,
      "target_vote_share_pct_muni": 9.876929,
      "vote_share_delta_pct_pt": -2.028696
    },
    {
      "prefecture_code": "13",
      "prefecture_name": "東京都",
      "prefecture_name_en": "Tokyo",
      "jis_code": "133612",
      "municipality_name": "大島町",
      "municipality_name_en": "Oshima-machi",
      "baseline_votes": 310.305,
      "target_votes": 242.0,
      "votes_delta": -68.305,
      "votes_change_rate_pct": -22.012214,
      "baseline_vote_share_pct_muni": 9.739642,
      "target_vote_share_pct_muni": 7.241173,
      "vote_share_delta_pct_pt": -2.498469
    },
    {
      "prefecture_code": "13",
      "prefecture_name": "東京都",
      "prefecture_name_en": "Tokyo",
      "jis_code": "132217",
      "municipality_name": "清瀬市",
      "municipality_name_en": "Kiyose-shi",
      "baseline_votes": 5190.227,
      "target_votes": 4041.0,
      "votes_delta": -1149.227,
      "votes_change_rate_pct": -22.142134,
      "baseline_vote_share_pct_muni": 13.743849,
      "target_vote_share_pct_muni": 11.106225,
      "vote_share_delta_pct_pt": -2.637624
    },
    {
      "prefecture_code": "13",
      "prefecture_name": "東京都",
      "prefecture_name_en": "Tokyo",
      "jis_code": "132276",
      "municipality_name": "羽村市",
      "municipality_name_en": "Hamura-shi",
      "baseline_votes": 3347.358,
      "target_votes": 2540.0,
      "votes_delta": -807.358,
      "votes_change_rate_pct": -24.119261,
      "baseline_vote_share_pct_muni": 13.33715,
      "target_vote_share_pct_muni": 10.489799,
      "vote_share_delta_pct_pt": -2.847351
    },
    {
      "prefecture_code": "13",
      "prefecture_name": "東京都",
      "prefecture_name_en": "Tokyo",
      "jis_code": "132055",
      "municipality_name": "青梅市",
      "municipality_name_en": "Ome-shi",
      "baseline_votes": 7176.675,
      "target_votes": 5431.0,
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      "votes_change_rate_pct": -24.324287,
      "baseline_vote_share_pct_muni": 11.846608,
      "target_vote_share_pct_muni": 9.215393,
      "vote_share_delta_pct_pt": -2.631215
    },
    {
      "prefecture_code": "13",
      "prefecture_name": "東京都",
      "prefecture_name_en": "Tokyo",
      "jis_code": "134015",
      "municipality_name": "八丈町",
      "municipality_name_en": "Hachijo-machi",
      "baseline_votes": 317.98,
      "target_votes": 240.0,
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      "votes_change_rate_pct": -24.523555,
      "baseline_vote_share_pct_muni": 9.811169,
      "target_vote_share_pct_muni": 6.80658,
      "vote_share_delta_pct_pt": -3.004589
    },
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      "prefecture_code": "13",
      "prefecture_name": "東京都",
      "prefecture_name_en": "Tokyo",
      "jis_code": "132110",
      "municipality_name": "小平市",
      "municipality_name_en": "Kodaira-shi",
      "baseline_votes": 14020.798,
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      "baseline_vote_share_pct_muni": 14.212381,
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      "vote_share_delta_pct_pt": -3.286879
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      "prefecture_code": "13",
      "prefecture_name": "東京都",
      "prefecture_name_en": "Tokyo",
      "jis_code": "133825",
      "municipality_name": "御蔵島村",
      "municipality_name_en": "Mikurajima-mura",
      "baseline_votes": 20.133,
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      "vote_share_delta_pct_pt": -2.933142
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      "prefecture_code": "13",
      "prefecture_name": "東京都",
      "prefecture_name_en": "Tokyo",
      "jis_code": "132292",
      "municipality_name": "西東京市",
      "municipality_name_en": "Nishitokyo-shi",
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      "baseline_vote_share_pct_muni": 15.022329,
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      "vote_share_delta_pct_pt": -3.637469
    },
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      "prefecture_code": "13",
      "prefecture_name": "東京都",
      "prefecture_name_en": "Tokyo",
      "jis_code": "132071",
      "municipality_name": "昭島市",
      "municipality_name_en": "Akishima-shi",
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      "vote_share_delta_pct_pt": -3.277144
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      "prefecture_code": "13",
      "prefecture_name": "東京都",
      "prefecture_name_en": "Tokyo",
      "jis_code": "132284",
      "municipality_name": "あきる野市",
      "municipality_name_en": "Akiruno-shi",
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      "prefecture_code": "13",
      "prefecture_name": "東京都",
      "prefecture_name_en": "Tokyo",
      "jis_code": "132020",
      "municipality_name": "立川市",
      "municipality_name_en": "Tachikawa-shi",
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      "prefecture_code": "13",
      "prefecture_name": "東京都",
      "prefecture_name_en": "Tokyo",
      "jis_code": "132144",
      "municipality_name": "国分寺市",
      "municipality_name_en": "Kokubunji-shi",
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      "prefecture_code": "13",
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      "prefecture_name_en": "Tokyo",
      "jis_code": "132187",
      "municipality_name": "福生市",
      "municipality_name_en": "Fussa-shi",
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      "prefecture_code": "13",
      "prefecture_name": "東京都",
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      "jis_code": "132152",
      "municipality_name": "国立市",
      "municipality_name_en": "Kunitachi-shi",
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      "prefecture_name_en": "Tokyo",
      "jis_code": "132039",
      "municipality_name": "武蔵野市",
      "municipality_name_en": "Musashino-shi",
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      "jis_code": "132128",
      "municipality_name": "日野市",
      "municipality_name_en": "Hino-shi",
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      "municipality_name": "北区",
      "municipality_name_en": "Kita-ku",
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      "prefecture_name_en": "Tokyo",
      "jis_code": "132063",
      "municipality_name": "府中市",
      "municipality_name_en": "Fuchu-shi",
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      "prefecture_code": "13",
      "prefecture_name": "東京都",
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      "jis_code": "132241",
      "municipality_name": "多摩市",
      "municipality_name_en": "Tama-shi",
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    {
      "prefecture_code": "13",
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      "prefecture_name_en": "Tokyo",
      "jis_code": "132225",
      "municipality_name": "東久留米市",
      "municipality_name_en": "Higashikurume-shi",
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      "prefecture_code": "13",
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      "jis_code": "132250",
      "municipality_name": "稲城市",
      "municipality_name_en": "Inagi-shi",
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      "prefecture_code": "13",
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      "jis_code": "132101",
      "municipality_name": "小金井市",
      "municipality_name_en": "Koganei-shi",
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    {
      "prefecture_code": "13",
      "prefecture_name": "東京都",
      "prefecture_name_en": "Tokyo",
      "jis_code": "133035",
      "municipality_name": "瑞穂町",
      "municipality_name_en": "Mizuho-machi",
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      "votes_change_rate_pct": -28.610495,
      "baseline_vote_share_pct_muni": 11.491987,
      "target_vote_share_pct_muni": 8.513885,
      "vote_share_delta_pct_pt": -2.978102
    },
    {
      "prefecture_code": "13",
      "prefecture_name": "東京都",
      "prefecture_name_en": "Tokyo",
      "jis_code": "131059",
      "municipality_name": "文京区",
      "municipality_name_en": "Bunkyo-ku",
      "baseline_votes": 19350.328,
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      "votes_delta": -5566.328,
      "votes_change_rate_pct": -28.766065,
      "baseline_vote_share_pct_muni": 15.176847,
      "target_vote_share_pct_muni": 10.919663,
      "vote_share_delta_pct_pt": -4.257184
    },
    {
      "prefecture_code": "13",
      "prefecture_name": "東京都",
      "prefecture_name_en": "Tokyo",
      "jis_code": "131067",
      "municipality_name": "台東区",
      "municipality_name_en": "Taito-ku",
      "baseline_votes": 17789.764,
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      "votes_delta": -5216.764,
      "votes_change_rate_pct": -29.324526,
      "baseline_vote_share_pct_muni": 16.409254,
      "target_vote_share_pct_muni": 11.998969,
      "vote_share_delta_pct_pt": -4.410285
    },
    {
      "prefecture_code": "13",
      "prefecture_name": "東京都",
      "prefecture_name_en": "Tokyo",
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