{
  "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": "41",
    "prefecture_name": "佐賀県",
    "prefecture_name_en": "Saga",
    "party_id": "REI",
    "party_label": "れいわ",
    "party_label_en": "Reiwa Shinsengumi",
    "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": 20,
    "municipality_count": 20,
    "min_votes_change_rate_pct": -65.261383,
    "max_votes_change_rate_pct": -51.282051
  },
  "municipalities": [
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "414417",
      "municipality_name": "太良町",
      "municipality_name_en": "Tara-cho",
      "baseline_votes": 195.0,
      "target_votes": 95.0,
      "votes_delta": -100.0,
      "votes_change_rate_pct": -51.282051,
      "baseline_vote_share_pct_muni": 5.106049,
      "target_vote_share_pct_muni": 2.37322,
      "vote_share_delta_pct_pt": -2.732829
    },
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "414018",
      "municipality_name": "有田町",
      "municipality_name_en": "Arita-cho",
      "baseline_votes": 672.0,
      "target_votes": 316.0,
      "votes_delta": -356.0,
      "votes_change_rate_pct": -52.97619,
      "baseline_vote_share_pct_muni": 7.075919,
      "target_vote_share_pct_muni": 3.285848,
      "vote_share_delta_pct_pt": -3.790071
    },
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "413410",
      "municipality_name": "基山町",
      "municipality_name_en": "Kiyama-cho",
      "baseline_votes": 554.0,
      "target_votes": 259.0,
      "votes_delta": -295.0,
      "votes_change_rate_pct": -53.249097,
      "baseline_vote_share_pct_muni": 5.879856,
      "target_vote_share_pct_muni": 2.732644,
      "vote_share_delta_pct_pt": -3.147212
    },
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "412023",
      "municipality_name": "唐津市",
      "municipality_name_en": "Karatsu-shi",
      "baseline_votes": 3285.0,
      "target_votes": 1530.0,
      "votes_delta": -1755.0,
      "votes_change_rate_pct": -53.424658,
      "baseline_vote_share_pct_muni": 6.19414,
      "target_vote_share_pct_muni": 2.786023,
      "vote_share_delta_pct_pt": -3.408117
    },
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "413461",
      "municipality_name": "みやき町",
      "municipality_name_en": "Miyaki-cho",
      "baseline_votes": 863.952,
      "target_votes": 386.0,
      "votes_delta": -477.952,
      "votes_change_rate_pct": -55.321592,
      "baseline_vote_share_pct_muni": 7.028,
      "target_vote_share_pct_muni": 3.092701,
      "vote_share_delta_pct_pt": -3.935299
    },
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "412066",
      "municipality_name": "武雄市",
      "municipality_name_en": "Takeo-shi",
      "baseline_votes": 1518.0,
      "target_votes": 678.0,
      "votes_delta": -840.0,
      "votes_change_rate_pct": -55.335968,
      "baseline_vote_share_pct_muni": 6.506086,
      "target_vote_share_pct_muni": 2.986784,
      "vote_share_delta_pct_pt": -3.519302
    },
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "412074",
      "municipality_name": "鹿島市",
      "municipality_name_en": "Kashima-shi",
      "baseline_votes": 792.076,
      "target_votes": 332.0,
      "votes_delta": -460.076,
      "votes_change_rate_pct": -58.08483,
      "baseline_vote_share_pct_muni": 6.155872,
      "target_vote_share_pct_muni": 2.590108,
      "vote_share_delta_pct_pt": -3.565764
    },
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "413879",
      "municipality_name": "玄海町",
      "municipality_name_en": "Genkai-cho",
      "baseline_votes": 117.0,
      "target_votes": 49.0,
      "votes_delta": -68.0,
      "votes_change_rate_pct": -58.119658,
      "baseline_vote_share_pct_muni": 5.058366,
      "target_vote_share_pct_muni": 2.034884,
      "vote_share_delta_pct_pt": -3.023482
    },
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "412058",
      "municipality_name": "伊万里市",
      "municipality_name_en": "Imari-shi",
      "baseline_votes": 1675.0,
      "target_votes": 699.0,
      "votes_delta": -976.0,
      "votes_change_rate_pct": -58.268657,
      "baseline_vote_share_pct_muni": 6.80203,
      "target_vote_share_pct_muni": 2.826184,
      "vote_share_delta_pct_pt": -3.975846
    },
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "413453",
      "municipality_name": "上峰町",
      "municipality_name_en": "Kamimine-cho",
      "baseline_votes": 320.0,
      "target_votes": 133.0,
      "votes_delta": -187.0,
      "votes_change_rate_pct": -58.4375,
      "baseline_vote_share_pct_muni": 6.836146,
      "target_vote_share_pct_muni": 2.90393,
      "vote_share_delta_pct_pt": -3.932216
    },
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "412040",
      "municipality_name": "多久市",
      "municipality_name_en": "Taku-shi",
      "baseline_votes": 621.941,
      "target_votes": 255.0,
      "votes_delta": -366.941,
      "votes_change_rate_pct": -58.999326,
      "baseline_vote_share_pct_muni": 7.134806,
      "target_vote_share_pct_muni": 2.874211,
      "vote_share_delta_pct_pt": -4.260595
    },
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "414239",
      "municipality_name": "大町町",
      "municipality_name_en": "Omachi-cho",
      "baseline_votes": 208.0,
      "target_votes": 81.0,
      "votes_delta": -127.0,
      "votes_change_rate_pct": -61.057692,
      "baseline_vote_share_pct_muni": 6.766428,
      "target_vote_share_pct_muni": 2.655738,
      "vote_share_delta_pct_pt": -4.11069
    },
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "414255",
      "municipality_name": "白石町",
      "municipality_name_en": "Shiroishi-cho",
      "baseline_votes": 601.0,
      "target_votes": 231.0,
      "votes_delta": -370.0,
      "votes_change_rate_pct": -61.56406,
      "baseline_vote_share_pct_muni": 5.581871,
      "target_vote_share_pct_muni": 2.076404,
      "vote_share_delta_pct_pt": -3.505467
    },
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "412031",
      "municipality_name": "鳥栖市",
      "municipality_name_en": "Tosu-shi",
      "baseline_votes": 2478.945,
      "target_votes": 935.0,
      "votes_delta": -1543.945,
      "votes_change_rate_pct": -62.282342,
      "baseline_vote_share_pct_muni": 7.007024,
      "target_vote_share_pct_muni": 2.759496,
      "vote_share_delta_pct_pt": -4.247528
    },
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "412104",
      "municipality_name": "神埼市",
      "municipality_name_en": "Kanzaki-shi",
      "baseline_votes": 960.0,
      "target_votes": 359.0,
      "votes_delta": -601.0,
      "votes_change_rate_pct": -62.604167,
      "baseline_vote_share_pct_muni": 6.380433,
      "target_vote_share_pct_muni": 2.430109,
      "vote_share_delta_pct_pt": -3.950324
    },
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "412090",
      "municipality_name": "嬉野市",
      "municipality_name_en": "Ureshino-shi",
      "baseline_votes": 776.062,
      "target_votes": 288.0,
      "votes_delta": -488.062,
      "votes_change_rate_pct": -62.889563,
      "baseline_vote_share_pct_muni": 6.556793,
      "target_vote_share_pct_muni": 2.479339,
      "vote_share_delta_pct_pt": -4.077454
    },
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "412082",
      "municipality_name": "小城市",
      "municipality_name_en": "Ogi-shi",
      "baseline_votes": 1476.0,
      "target_votes": 545.0,
      "votes_delta": -931.0,
      "votes_change_rate_pct": -63.075881,
      "baseline_vote_share_pct_muni": 7.083553,
      "target_vote_share_pct_muni": 2.596969,
      "vote_share_delta_pct_pt": -4.486584
    },
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "414247",
      "municipality_name": "江北町",
      "municipality_name_en": "Kouhoku-machi",
      "baseline_votes": 299.0,
      "target_votes": 110.0,
      "votes_delta": -189.0,
      "votes_change_rate_pct": -63.210702,
      "baseline_vote_share_pct_muni": 5.987185,
      "target_vote_share_pct_muni": 2.218189,
      "vote_share_delta_pct_pt": -3.768996
    },
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "412015",
      "municipality_name": "佐賀市",
      "municipality_name_en": "Saga-shi",
      "baseline_votes": 7036.974,
      "target_votes": 2492.0,
      "votes_delta": -4544.974,
      "votes_change_rate_pct": -64.587051,
      "baseline_vote_share_pct_muni": 6.483121,
      "target_vote_share_pct_muni": 2.395002,
      "vote_share_delta_pct_pt": -4.088119
    },
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "413275",
      "municipality_name": "吉野ヶ里町",
      "municipality_name_en": "Yoshinogari-cho",
      "baseline_votes": 593.0,
      "target_votes": 206.0,
      "votes_delta": -387.0,
      "votes_change_rate_pct": -65.261383,
      "baseline_vote_share_pct_muni": 7.760764,
      "target_vote_share_pct_muni": 2.721987,
      "vote_share_delta_pct_pt": -5.038777
    }
  ]
}