{
  "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": "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": 62,
    "municipality_count": 62,
    "min_votes_change_rate_pct": -7.979561,
    "max_votes_change_rate_pct": 131.818182
  },
  "municipalities": [
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      "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": 198.0,
      "target_votes": 459.0,
      "votes_delta": 261.0,
      "votes_change_rate_pct": 131.818182,
      "baseline_vote_share_pct_muni": 17.172593,
      "target_vote_share_pct_muni": 36.170213,
      "vote_share_delta_pct_pt": 18.99762
    },
    {
      "prefecture_code": "13",
      "prefecture_name": "東京都",
      "prefecture_name_en": "Tokyo",
      "jis_code": "131083",
      "municipality_name": "江東区",
      "municipality_name_en": "Koto-ku",
      "baseline_votes": 44747.625,
      "target_votes": 89603.0,
      "votes_delta": 44855.375,
      "votes_change_rate_pct": 100.240795,
      "baseline_vote_share_pct_muni": 16.924343,
      "target_vote_share_pct_muni": 34.346048,
      "vote_share_delta_pct_pt": 17.421705
    },
    {
      "prefecture_code": "13",
      "prefecture_name": "東京都",
      "prefecture_name_en": "Tokyo",
      "jis_code": "131148",
      "municipality_name": "中野区",
      "municipality_name_en": "Nakano-ku",
      "baseline_votes": 27458.408,
      "target_votes": 53688.0,
      "votes_delta": 26229.592,
      "votes_change_rate_pct": 95.52481,
      "baseline_vote_share_pct_muni": 15.820336,
      "target_vote_share_pct_muni": 31.965134,
      "vote_share_delta_pct_pt": 16.144798
    },
    {
      "prefecture_code": "13",
      "prefecture_name": "東京都",
      "prefecture_name_en": "Tokyo",
      "jis_code": "131024",
      "municipality_name": "中央区",
      "municipality_name_en": "Chuo-ku",
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      "votes_change_rate_pct": 93.489849,
      "baseline_vote_share_pct_muni": 18.790559,
      "target_vote_share_pct_muni": 36.348528,
      "vote_share_delta_pct_pt": 17.557969
    },
    {
      "prefecture_code": "13",
      "prefecture_name": "東京都",
      "prefecture_name_en": "Tokyo",
      "jis_code": "131130",
      "municipality_name": "渋谷区",
      "municipality_name_en": "Shibuya-ku",
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      "votes_change_rate_pct": 92.461738,
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      "vote_share_delta_pct_pt": 15.908085
    },
    {
      "prefecture_code": "13",
      "prefecture_name": "東京都",
      "prefecture_name_en": "Tokyo",
      "jis_code": "131032",
      "municipality_name": "港区",
      "municipality_name_en": "Minato-ku",
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      "votes_change_rate_pct": 90.296232,
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      "vote_share_delta_pct_pt": 17.189068
    },
    {
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      "prefecture_name_en": "Tokyo",
      "jis_code": "131075",
      "municipality_name": "墨田区",
      "municipality_name_en": "Sumida-ku",
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      "votes_change_rate_pct": 90.165448,
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      "vote_share_delta_pct_pt": 16.43053
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      "prefecture_name": "東京都",
      "prefecture_name_en": "Tokyo",
      "jis_code": "131091",
      "municipality_name": "品川区",
      "municipality_name_en": "Shinagawa-ku",
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      "prefecture_name_en": "Tokyo",
      "jis_code": "131105",
      "municipality_name": "目黒区",
      "municipality_name_en": "Meguro-ku",
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      "votes_change_rate_pct": 89.27587,
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      "vote_share_delta_pct_pt": 16.09651
    },
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      "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",
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      "vote_share_delta_pct_pt": 17.448338
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      "prefecture_name": "東京都",
      "prefecture_name_en": "Tokyo",
      "jis_code": "131180",
      "municipality_name": "荒川区",
      "municipality_name_en": "Arakawa-ku",
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      "vote_share_delta_pct_pt": 15.661286
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      "prefecture_code": "13",
      "prefecture_name": "東京都",
      "prefecture_name_en": "Tokyo",
      "jis_code": "132128",
      "municipality_name": "日野市",
      "municipality_name_en": "Hino-shi",
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      "prefecture_name": "東京都",
      "prefecture_name_en": "Tokyo",
      "jis_code": "132110",
      "municipality_name": "小平市",
      "municipality_name_en": "Kodaira-shi",
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      "jis_code": "132209",
      "municipality_name": "東大和市",
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      "municipality_name": "府中市",
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      "jis_code": "131016",
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      "jis_code": "131229",
      "municipality_name": "葛飾区",
      "municipality_name_en": "Katsushika-ku",
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      "votes_change_rate_pct": 73.89088,
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      "vote_share_delta_pct_pt": 15.281
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      "prefecture_name": "東京都",
      "prefecture_name_en": "Tokyo",
      "jis_code": "132284",
      "municipality_name": "あきる野市",
      "municipality_name_en": "Akiruno-shi",
      "baseline_votes": 7524.715,
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}
