{
  "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": "19",
    "prefecture_name": "山梨県",
    "prefecture_name_en": "Yamanashi",
    "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": 27,
    "municipality_count": 27,
    "min_votes_change_rate_pct": -21.860465,
    "max_votes_change_rate_pct": 89.589044
  },
  "municipalities": [
    {
      "prefecture_code": "19",
      "prefecture_name": "山梨県",
      "prefecture_name_en": "Yamanashi",
      "jis_code": "193844",
      "municipality_name": "昭和町",
      "municipality_name_en": "Showa-cho",
      "baseline_votes": 2061.828,
      "target_votes": 3909.0,
      "votes_delta": 1847.172,
      "votes_change_rate_pct": 89.589044,
      "baseline_vote_share_pct_muni": 21.105825,
      "target_vote_share_pct_muni": 39.673196,
      "vote_share_delta_pct_pt": 18.567371
    },
    {
      "prefecture_code": "19",
      "prefecture_name": "山梨県",
      "prefecture_name_en": "Yamanashi",
      "jis_code": "192082",
      "municipality_name": "南アルプス市",
      "municipality_name_en": "Minamiarupusu-shi",
      "baseline_votes": 7920.474,
      "target_votes": 13845.0,
      "votes_delta": 5924.526,
      "votes_change_rate_pct": 74.800145,
      "baseline_vote_share_pct_muni": 22.926662,
      "target_vote_share_pct_muni": 39.830265,
      "vote_share_delta_pct_pt": 16.903603
    },
    {
      "prefecture_code": "19",
      "prefecture_name": "山梨県",
      "prefecture_name_en": "Yamanashi",
      "jis_code": "192104",
      "municipality_name": "甲斐市",
      "municipality_name_en": "Kai-shi",
      "baseline_votes": 8044.565,
      "target_votes": 13859.0,
      "votes_delta": 5814.435,
      "votes_change_rate_pct": 72.277805,
      "baseline_vote_share_pct_muni": 22.378338,
      "target_vote_share_pct_muni": 38.807684,
      "vote_share_delta_pct_pt": 16.429346
    },
    {
      "prefecture_code": "19",
      "prefecture_name": "山梨県",
      "prefecture_name_en": "Yamanashi",
      "jis_code": "192147",
      "municipality_name": "中央市",
      "municipality_name_en": "Chuo-shi",
      "baseline_votes": 3467.705,
      "target_votes": 5842.0,
      "votes_delta": 2374.295,
      "votes_change_rate_pct": 68.468771,
      "baseline_vote_share_pct_muni": 23.775831,
      "target_vote_share_pct_muni": 40.209237,
      "vote_share_delta_pct_pt": 16.433406
    },
    {
      "prefecture_code": "19",
      "prefecture_name": "山梨県",
      "prefecture_name_en": "Yamanashi",
      "jis_code": "192074",
      "municipality_name": "韮崎市",
      "municipality_name_en": "Nirasaki-shi",
      "baseline_votes": 3520.971,
      "target_votes": 5858.0,
      "votes_delta": 2337.029,
      "votes_change_rate_pct": 66.37456,
      "baseline_vote_share_pct_muni": 24.651481,
      "target_vote_share_pct_muni": 40.677731,
      "vote_share_delta_pct_pt": 16.02625
    },
    {
      "prefecture_code": "19",
      "prefecture_name": "山梨県",
      "prefecture_name_en": "Yamanashi",
      "jis_code": "194247",
      "municipality_name": "忍野村",
      "municipality_name_en": "Oshino-mura",
      "baseline_votes": 1316.521,
      "target_votes": 2102.0,
      "votes_delta": 785.479,
      "votes_change_rate_pct": 59.663234,
      "baseline_vote_share_pct_muni": 28.005127,
      "target_vote_share_pct_muni": 48.747681,
      "vote_share_delta_pct_pt": 20.742554
    },
    {
      "prefecture_code": "19",
      "prefecture_name": "山梨県",
      "prefecture_name_en": "Yamanashi",
      "jis_code": "192015",
      "municipality_name": "甲府市",
      "municipality_name_en": "Kofu-shi",
      "baseline_votes": 20498.2,
      "target_votes": 32163.0,
      "votes_delta": 11664.8,
      "votes_change_rate_pct": 56.90646,
      "baseline_vote_share_pct_muni": 23.729987,
      "target_vote_share_pct_muni": 38.213314,
      "vote_share_delta_pct_pt": 14.483327
    },
    {
      "prefecture_code": "19",
      "prefecture_name": "山梨県",
      "prefecture_name_en": "Yamanashi",
      "jis_code": "192090",
      "municipality_name": "北杜市",
      "municipality_name_en": "Hokuto-shi",
      "baseline_votes": 5813.786,
      "target_votes": 9004.0,
      "votes_delta": 3190.214,
      "votes_change_rate_pct": 54.873262,
      "baseline_vote_share_pct_muni": 22.649938,
      "target_vote_share_pct_muni": 34.492798,
      "vote_share_delta_pct_pt": 11.84286
    },
    {
      "prefecture_code": "19",
      "prefecture_name": "山梨県",
      "prefecture_name_en": "Yamanashi",
      "jis_code": "194301",
      "municipality_name": "富士河口湖町",
      "municipality_name_en": "Fujikawaguchiko-machi",
      "baseline_votes": 3800.235,
      "target_votes": 5753.0,
      "votes_delta": 1952.765,
      "votes_change_rate_pct": 51.385375,
      "baseline_vote_share_pct_muni": 28.739583,
      "target_vote_share_pct_muni": 46.451352,
      "vote_share_delta_pct_pt": 17.711769
    },
    {
      "prefecture_code": "19",
      "prefecture_name": "山梨県",
      "prefecture_name_en": "Yamanashi",
      "jis_code": "192112",
      "municipality_name": "笛吹市",
      "municipality_name_en": "Fuefuki-shi",
      "baseline_votes": 7819.142,
      "target_votes": 11445.0,
      "votes_delta": 3625.858,
      "votes_change_rate_pct": 46.371558,
      "baseline_vote_share_pct_muni": 25.546908,
      "target_vote_share_pct_muni": 39.491391,
      "vote_share_delta_pct_pt": 13.944483
    },
    {
      "prefecture_code": "19",
      "prefecture_name": "山梨県",
      "prefecture_name_en": "Yamanashi",
      "jis_code": "193461",
      "municipality_name": "市川三郷町",
      "municipality_name_en": "Ichikawamisato-cho",
      "baseline_votes": 2205.0,
      "target_votes": 3208.0,
      "votes_delta": 1003.0,
      "votes_change_rate_pct": 45.487528,
      "baseline_vote_share_pct_muni": 28.484692,
      "target_vote_share_pct_muni": 41.308267,
      "vote_share_delta_pct_pt": 12.823575
    },
    {
      "prefecture_code": "19",
      "prefecture_name": "山梨県",
      "prefecture_name_en": "Yamanashi",
      "jis_code": "192023",
      "municipality_name": "富士吉田市",
      "municipality_name_en": "Fujiyoshida-shi",
      "baseline_votes": 7342.719,
      "target_votes": 10145.0,
      "votes_delta": 2802.281,
      "votes_change_rate_pct": 38.164078,
      "baseline_vote_share_pct_muni": 31.408671,
      "target_vote_share_pct_muni": 48.291127,
      "vote_share_delta_pct_pt": 16.882456
    },
    {
      "prefecture_code": "19",
      "prefecture_name": "山梨県",
      "prefecture_name_en": "Yamanashi",
      "jis_code": "193682",
      "municipality_name": "富士川町",
      "municipality_name_en": "Fujikawa-cho",
      "baseline_votes": 2157.0,
      "target_votes": 2975.0,
      "votes_delta": 818.0,
      "votes_change_rate_pct": 37.923041,
      "baseline_vote_share_pct_muni": 28.355462,
      "target_vote_share_pct_muni": 40.426688,
      "vote_share_delta_pct_pt": 12.071226
    },
    {
      "prefecture_code": "19",
      "prefecture_name": "山梨県",
      "prefecture_name_en": "Yamanashi",
      "jis_code": "194298",
      "municipality_name": "鳴沢村",
      "municipality_name_en": "Narusawa-mura",
      "baseline_votes": 570.0,
      "target_votes": 779.0,
      "votes_delta": 209.0,
      "votes_change_rate_pct": 36.666667,
      "baseline_vote_share_pct_muni": 33.64817,
      "target_vote_share_pct_muni": 49.117276,
      "vote_share_delta_pct_pt": 15.469106
    },
    {
      "prefecture_code": "19",
      "prefecture_name": "山梨県",
      "prefecture_name_en": "Yamanashi",
      "jis_code": "192120",
      "municipality_name": "上野原市",
      "municipality_name_en": "Uenohara-shi",
      "baseline_votes": 3712.853,
      "target_votes": 4946.0,
      "votes_delta": 1233.147,
      "votes_change_rate_pct": 33.212923,
      "baseline_vote_share_pct_muni": 32.603205,
      "target_vote_share_pct_muni": 45.206105,
      "vote_share_delta_pct_pt": 12.6029
    },
    {
      "prefecture_code": "19",
      "prefecture_name": "山梨県",
      "prefecture_name_en": "Yamanashi",
      "jis_code": "192058",
      "municipality_name": "山梨市",
      "municipality_name_en": "Yamanashi-shi",
      "baseline_votes": 4819.178,
      "target_votes": 6377.0,
      "votes_delta": 1557.822,
      "votes_change_rate_pct": 32.325471,
      "baseline_vote_share_pct_muni": 28.867725,
      "target_vote_share_pct_muni": 40.625597,
      "vote_share_delta_pct_pt": 11.757872
    },
    {
      "prefecture_code": "19",
      "prefecture_name": "山梨県",
      "prefecture_name_en": "Yamanashi",
      "jis_code": "193666",
      "municipality_name": "南部町",
      "municipality_name_en": "Nambu-cho",
      "baseline_votes": 1563.571,
      "target_votes": 2044.0,
      "votes_delta": 480.429,
      "votes_change_rate_pct": 30.726395,
      "baseline_vote_share_pct_muni": 38.74061,
      "target_vote_share_pct_muni": 50.233473,
      "vote_share_delta_pct_pt": 11.492863
    },
    {
      "prefecture_code": "19",
      "prefecture_name": "山梨県",
      "prefecture_name_en": "Yamanashi",
      "jis_code": "192139",
      "municipality_name": "甲州市",
      "municipality_name_en": "Koshu-shi",
      "baseline_votes": 4488.585,
      "target_votes": 5814.0,
      "votes_delta": 1325.415,
      "votes_change_rate_pct": 29.528571,
      "baseline_vote_share_pct_muni": 29.702124,
      "target_vote_share_pct_muni": 40.937896,
      "vote_share_delta_pct_pt": 11.235772
    },
    {
      "prefecture_code": "19",
      "prefecture_name": "山梨県",
      "prefecture_name_en": "Yamanashi",
      "jis_code": "194239",
      "municipality_name": "西桂町",
      "municipality_name_en": "Nishikatsura-cho",
      "baseline_votes": 787.0,
      "target_votes": 1010.0,
      "votes_delta": 223.0,
      "votes_change_rate_pct": 28.335451,
      "baseline_vote_share_pct_muni": 34.442013,
      "target_vote_share_pct_muni": 49.220273,
      "vote_share_delta_pct_pt": 14.77826
    },
    {
      "prefecture_code": "19",
      "prefecture_name": "山梨県",
      "prefecture_name_en": "Yamanashi",
      "jis_code": "193658",
      "municipality_name": "身延町",
      "municipality_name_en": "Minobu-cho",
      "baseline_votes": 2173.176,
      "target_votes": 2780.0,
      "votes_delta": 606.824,
      "votes_change_rate_pct": 27.923371,
      "baseline_vote_share_pct_muni": 39.649261,
      "target_vote_share_pct_muni": 50.072046,
      "vote_share_delta_pct_pt": 10.422785
    },
    {
      "prefecture_code": "19",
      "prefecture_name": "山梨県",
      "prefecture_name_en": "Yamanashi",
      "jis_code": "194255",
      "municipality_name": "山中湖村",
      "municipality_name_en": "Yamanakako-mura",
      "baseline_votes": 1107.0,
      "target_votes": 1412.0,
      "votes_delta": 305.0,
      "votes_change_rate_pct": 27.551942,
      "baseline_vote_share_pct_muni": 36.306986,
      "target_vote_share_pct_muni": 49.353373,
      "vote_share_delta_pct_pt": 13.046387
    },
    {
      "prefecture_code": "19",
      "prefecture_name": "山梨県",
      "prefecture_name_en": "Yamanashi",
      "jis_code": "192040",
      "municipality_name": "都留市",
      "municipality_name_en": "Tsuru-shi",
      "baseline_votes": 4475.924,
      "target_votes": 5645.0,
      "votes_delta": 1169.076,
      "votes_change_rate_pct": 26.11921,
      "baseline_vote_share_pct_muni": 29.340701,
      "target_vote_share_pct_muni": 42.914703,
      "vote_share_delta_pct_pt": 13.574002
    },
    {
      "prefecture_code": "19",
      "prefecture_name": "山梨県",
      "prefecture_name_en": "Yamanashi",
      "jis_code": "192066",
      "municipality_name": "大月市",
      "municipality_name_en": "Otsuki-shi",
      "baseline_votes": 3968.288,
      "target_votes": 4638.0,
      "votes_delta": 669.712,
      "votes_change_rate_pct": 16.876598,
      "baseline_vote_share_pct_muni": 32.625898,
      "target_vote_share_pct_muni": 42.418145,
      "vote_share_delta_pct_pt": 9.792247
    },
    {
      "prefecture_code": "19",
      "prefecture_name": "山梨県",
      "prefecture_name_en": "Yamanashi",
      "jis_code": "194220",
      "municipality_name": "道志村",
      "municipality_name_en": "Doshi-mura",
      "baseline_votes": 409.0,
      "target_votes": 441.0,
      "votes_delta": 32.0,
      "votes_change_rate_pct": 7.823961,
      "baseline_vote_share_pct_muni": 41.948718,
      "target_vote_share_pct_muni": 48.461538,
      "vote_share_delta_pct_pt": 6.51282
    },
    {
      "prefecture_code": "19",
      "prefecture_name": "山梨県",
      "prefecture_name_en": "Yamanashi",
      "jis_code": "193640",
      "municipality_name": "早川町",
      "municipality_name_en": "Hayakawa-cho",
      "baseline_votes": 254.0,
      "target_votes": 267.0,
      "votes_delta": 13.0,
      "votes_change_rate_pct": 5.11811,
      "baseline_vote_share_pct_muni": 48.473282,
      "target_vote_share_pct_muni": 51.544402,
      "vote_share_delta_pct_pt": 3.07112
    },
    {
      "prefecture_code": "19",
      "prefecture_name": "山梨県",
      "prefecture_name_en": "Yamanashi",
      "jis_code": "194425",
      "municipality_name": "小菅村",
      "municipality_name_en": "Kosuge-mura",
      "baseline_votes": 212.0,
      "target_votes": 218.0,
      "votes_delta": 6.0,
      "votes_change_rate_pct": 2.830189,
      "baseline_vote_share_pct_muni": 47.111111,
      "target_vote_share_pct_muni": 48.988764,
      "vote_share_delta_pct_pt": 1.877653
    },
    {
      "prefecture_code": "19",
      "prefecture_name": "山梨県",
      "prefecture_name_en": "Yamanashi",
      "jis_code": "194433",
      "municipality_name": "丹波山村",
      "municipality_name_en": "Tabayama-mura",
      "baseline_votes": 215.0,
      "target_votes": 168.0,
      "votes_delta": -47.0,
      "votes_change_rate_pct": -21.860465,
      "baseline_vote_share_pct_muni": 61.781609,
      "target_vote_share_pct_muni": 50.0,
      "vote_share_delta_pct_pt": -11.781609
    }
  ]
}
