{
  "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": "30",
    "prefecture_name": "和歌山県",
    "prefecture_name_en": "Wakayama",
    "party_id": "SDP",
    "party_label": "社民",
    "party_label_en": "Social 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": 30,
    "municipality_count": 30,
    "min_votes_change_rate_pct": -60.897436,
    "max_votes_change_rate_pct": 0.0
  },
  "municipalities": [
    {
      "prefecture_code": "30",
      "prefecture_name": "和歌山県",
      "prefecture_name_en": "Wakayama",
      "jis_code": "304271",
      "municipality_name": "北山村",
      "municipality_name_en": "Kitayama-mura",
      "baseline_votes": 1.0,
      "target_votes": 1.0,
      "votes_delta": 0.0,
      "votes_change_rate_pct": 0.0,
      "baseline_vote_share_pct_muni": 0.396825,
      "target_vote_share_pct_muni": 0.398406,
      "vote_share_delta_pct_pt": 0.001581
    },
    {
      "prefecture_code": "30",
      "prefecture_name": "和歌山県",
      "prefecture_name_en": "Wakayama",
      "jis_code": "304247",
      "municipality_name": "古座川町",
      "municipality_name_en": "Kozagawa-cho",
      "baseline_votes": 21.0,
      "target_votes": 19.0,
      "votes_delta": -2.0,
      "votes_change_rate_pct": -9.52381,
      "baseline_vote_share_pct_muni": 1.517341,
      "target_vote_share_pct_muni": 1.358113,
      "vote_share_delta_pct_pt": -0.159228
    },
    {
      "prefecture_code": "30",
      "prefecture_name": "和歌山県",
      "prefecture_name_en": "Wakayama",
      "jis_code": "302074",
      "municipality_name": "新宮市",
      "municipality_name_en": "Shingu-shi",
      "baseline_votes": 155.961,
      "target_votes": 132.0,
      "votes_delta": -23.961,
      "votes_change_rate_pct": -15.363456,
      "baseline_vote_share_pct_muni": 1.18045,
      "target_vote_share_pct_muni": 1.047952,
      "vote_share_delta_pct_pt": -0.132498
    },
    {
      "prefecture_code": "30",
      "prefecture_name": "和歌山県",
      "prefecture_name_en": "Wakayama",
      "jis_code": "304220",
      "municipality_name": "太地町",
      "municipality_name_en": "Taiji-cho",
      "baseline_votes": 18.0,
      "target_votes": 15.0,
      "votes_delta": -3.0,
      "votes_change_rate_pct": -16.666667,
      "baseline_vote_share_pct_muni": 1.04227,
      "target_vote_share_pct_muni": 0.953592,
      "vote_share_delta_pct_pt": -0.088678
    },
    {
      "prefecture_code": "30",
      "prefecture_name": "和歌山県",
      "prefecture_name_en": "Wakayama",
      "jis_code": "304069",
      "municipality_name": "すさみ町",
      "municipality_name_en": "Susami-cho",
      "baseline_votes": 16.0,
      "target_votes": 13.0,
      "votes_delta": -3.0,
      "votes_change_rate_pct": -18.75,
      "baseline_vote_share_pct_muni": 0.768861,
      "target_vote_share_pct_muni": 0.634766,
      "vote_share_delta_pct_pt": -0.134095
    },
    {
      "prefecture_code": "30",
      "prefecture_name": "和歌山県",
      "prefecture_name_en": "Wakayama",
      "jis_code": "303909",
      "municipality_name": "印南町",
      "municipality_name_en": "Inami-cho",
      "baseline_votes": 40.0,
      "target_votes": 30.0,
      "votes_delta": -10.0,
      "votes_change_rate_pct": -25.0,
      "baseline_vote_share_pct_muni": 0.869376,
      "target_vote_share_pct_muni": 0.717532,
      "vote_share_delta_pct_pt": -0.151844
    },
    {
      "prefecture_code": "30",
      "prefecture_name": "和歌山県",
      "prefecture_name_en": "Wakayama",
      "jis_code": "304018",
      "municipality_name": "白浜町",
      "municipality_name_en": "Shirahama-cho",
      "baseline_votes": 99.0,
      "target_votes": 71.0,
      "votes_delta": -28.0,
      "votes_change_rate_pct": -28.282828,
      "baseline_vote_share_pct_muni": 1.092715,
      "target_vote_share_pct_muni": 0.819483,
      "vote_share_delta_pct_pt": -0.273232
    },
    {
      "prefecture_code": "30",
      "prefecture_name": "和歌山県",
      "prefecture_name_en": "Wakayama",
      "jis_code": "303666",
      "municipality_name": "有田川町",
      "municipality_name_en": "Aridagawa-cho",
      "baseline_votes": 100.0,
      "target_votes": 69.0,
      "votes_delta": -31.0,
      "votes_change_rate_pct": -31.0,
      "baseline_vote_share_pct_muni": 0.768226,
      "target_vote_share_pct_muni": 0.525634,
      "vote_share_delta_pct_pt": -0.242592
    },
    {
      "prefecture_code": "30",
      "prefecture_name": "和歌山県",
      "prefecture_name_en": "Wakayama",
      "jis_code": "303615",
      "municipality_name": "湯浅町",
      "municipality_name_en": "Yuasa-cho",
      "baseline_votes": 65.0,
      "target_votes": 43.0,
      "votes_delta": -22.0,
      "votes_change_rate_pct": -33.846154,
      "baseline_vote_share_pct_muni": 1.076515,
      "target_vote_share_pct_muni": 0.772131,
      "vote_share_delta_pct_pt": -0.304384
    },
    {
      "prefecture_code": "30",
      "prefecture_name": "和歌山県",
      "prefecture_name_en": "Wakayama",
      "jis_code": "303836",
      "municipality_name": "由良町",
      "municipality_name_en": "Yura-cho",
      "baseline_votes": 32.0,
      "target_votes": 21.0,
      "votes_delta": -11.0,
      "votes_change_rate_pct": -34.375,
      "baseline_vote_share_pct_muni": 1.08585,
      "target_vote_share_pct_muni": 0.77036,
      "vote_share_delta_pct_pt": -0.31549
    },
    {
      "prefecture_code": "30",
      "prefecture_name": "和歌山県",
      "prefecture_name_en": "Wakayama",
      "jis_code": "304042",
      "municipality_name": "上富田町",
      "municipality_name_en": "Kamitonda-cho",
      "baseline_votes": 94.0,
      "target_votes": 61.0,
      "votes_delta": -33.0,
      "votes_change_rate_pct": -35.106383,
      "baseline_vote_share_pct_muni": 1.2424,
      "target_vote_share_pct_muni": 0.884571,
      "vote_share_delta_pct_pt": -0.357829
    },
    {
      "prefecture_code": "30",
      "prefecture_name": "和歌山県",
      "prefecture_name_en": "Wakayama",
      "jis_code": "303925",
      "municipality_name": "日高川町",
      "municipality_name_en": "Hidakagawa-cho",
      "baseline_votes": 41.0,
      "target_votes": 25.0,
      "votes_delta": -16.0,
      "votes_change_rate_pct": -39.02439,
      "baseline_vote_share_pct_muni": 0.742619,
      "target_vote_share_pct_muni": 0.471342,
      "vote_share_delta_pct_pt": -0.271277
    },
    {
      "prefecture_code": "30",
      "prefecture_name": "和歌山県",
      "prefecture_name_en": "Wakayama",
      "jis_code": "304280",
      "municipality_name": "串本町",
      "municipality_name_en": "Kushimoto-cho",
      "baseline_votes": 76.0,
      "target_votes": 46.0,
      "votes_delta": -30.0,
      "votes_change_rate_pct": -39.473684,
      "baseline_vote_share_pct_muni": 1.055556,
      "target_vote_share_pct_muni": 0.663685,
      "vote_share_delta_pct_pt": -0.391871
    },
    {
      "prefecture_code": "30",
      "prefecture_name": "和歌山県",
      "prefecture_name_en": "Wakayama",
      "jis_code": "302066",
      "municipality_name": "田辺市",
      "municipality_name_en": "Tanabe-shi",
      "baseline_votes": 417.0,
      "target_votes": 249.0,
      "votes_delta": -168.0,
      "votes_change_rate_pct": -40.28777,
      "baseline_vote_share_pct_muni": 1.294267,
      "target_vote_share_pct_muni": 0.821619,
      "vote_share_delta_pct_pt": -0.472648
    },
    {
      "prefecture_code": "30",
      "prefecture_name": "和歌山県",
      "prefecture_name_en": "Wakayama",
      "jis_code": "303917",
      "municipality_name": "みなべ町",
      "municipality_name_en": "Minabe-cho",
      "baseline_votes": 62.0,
      "target_votes": 37.0,
      "votes_delta": -25.0,
      "votes_change_rate_pct": -40.322581,
      "baseline_vote_share_pct_muni": 1.000646,
      "target_vote_share_pct_muni": 0.627864,
      "vote_share_delta_pct_pt": -0.372782
    },
    {
      "prefecture_code": "30",
      "prefecture_name": "和歌山県",
      "prefecture_name_en": "Wakayama",
      "jis_code": "304212",
      "municipality_name": "那智勝浦町",
      "municipality_name_en": "Nachikatsuura-cho",
      "baseline_votes": 105.0,
      "target_votes": 60.0,
      "votes_delta": -45.0,
      "votes_change_rate_pct": -42.857143,
      "baseline_vote_share_pct_muni": 1.512968,
      "target_vote_share_pct_muni": 0.907578,
      "vote_share_delta_pct_pt": -0.60539
    },
    {
      "prefecture_code": "30",
      "prefecture_name": "和歌山県",
      "prefecture_name_en": "Wakayama",
      "jis_code": "302090",
      "municipality_name": "岩出市",
      "municipality_name_en": "Iwade-shi",
      "baseline_votes": 236.0,
      "target_votes": 132.0,
      "votes_delta": -104.0,
      "votes_change_rate_pct": -44.067797,
      "baseline_vote_share_pct_muni": 0.992305,
      "target_vote_share_pct_muni": 0.586406,
      "vote_share_delta_pct_pt": -0.405899
    },
    {
      "prefecture_code": "30",
      "prefecture_name": "和歌山県",
      "prefecture_name_en": "Wakayama",
      "jis_code": "303828",
      "municipality_name": "日高町",
      "municipality_name_en": "Hidaka-cho",
      "baseline_votes": 41.0,
      "target_votes": 22.0,
      "votes_delta": -19.0,
      "votes_change_rate_pct": -46.341463,
      "baseline_vote_share_pct_muni": 0.952381,
      "target_vote_share_pct_muni": 0.539612,
      "vote_share_delta_pct_pt": -0.412769
    },
    {
      "prefecture_code": "30",
      "prefecture_name": "和歌山県",
      "prefecture_name_en": "Wakayama",
      "jis_code": "302058",
      "municipality_name": "御坊市",
      "municipality_name_en": "Gobo-shi",
      "baseline_votes": 95.0,
      "target_votes": 50.0,
      "votes_delta": -45.0,
      "votes_change_rate_pct": -47.368421,
      "baseline_vote_share_pct_muni": 0.841453,
      "target_vote_share_pct_muni": 0.503677,
      "vote_share_delta_pct_pt": -0.337776
    },
    {
      "prefecture_code": "30",
      "prefecture_name": "和歌山県",
      "prefecture_name_en": "Wakayama",
      "jis_code": "302023",
      "municipality_name": "海南市",
      "municipality_name_en": "Kainan-shi",
      "baseline_votes": 249.0,
      "target_votes": 128.0,
      "votes_delta": -121.0,
      "votes_change_rate_pct": -48.594378,
      "baseline_vote_share_pct_muni": 1.068991,
      "target_vote_share_pct_muni": 0.593444,
      "vote_share_delta_pct_pt": -0.475547
    },
    {
      "prefecture_code": "30",
      "prefecture_name": "和歌山県",
      "prefecture_name_en": "Wakayama",
      "jis_code": "303810",
      "municipality_name": "美浜町",
      "municipality_name_en": "Mihama-cho",
      "baseline_votes": 37.0,
      "target_votes": 18.0,
      "votes_delta": -19.0,
      "votes_change_rate_pct": -51.351351,
      "baseline_vote_share_pct_muni": 0.993555,
      "target_vote_share_pct_muni": 0.511654,
      "vote_share_delta_pct_pt": -0.481901
    },
    {
      "prefecture_code": "30",
      "prefecture_name": "和歌山県",
      "prefecture_name_en": "Wakayama",
      "jis_code": "303410",
      "municipality_name": "かつらぎ町",
      "municipality_name_en": "Katsuragi-cho",
      "baseline_votes": 94.857,
      "target_votes": 46.0,
      "votes_delta": -48.857,
      "votes_change_rate_pct": -51.505951,
      "baseline_vote_share_pct_muni": 1.184084,
      "target_vote_share_pct_muni": 0.625936,
      "vote_share_delta_pct_pt": -0.558148
    },
    {
      "prefecture_code": "30",
      "prefecture_name": "和歌山県",
      "prefecture_name_en": "Wakayama",
      "jis_code": "302031",
      "municipality_name": "橋本市",
      "municipality_name_en": "Hashimoto-shi",
      "baseline_votes": 400.0,
      "target_votes": 191.0,
      "votes_delta": -209.0,
      "votes_change_rate_pct": -52.25,
      "baseline_vote_share_pct_muni": 1.3947,
      "target_vote_share_pct_muni": 0.752176,
      "vote_share_delta_pct_pt": -0.642524
    },
    {
      "prefecture_code": "30",
      "prefecture_name": "和歌山県",
      "prefecture_name_en": "Wakayama",
      "jis_code": "302015",
      "municipality_name": "和歌山市",
      "municipality_name_en": "Wakayama-shi",
      "baseline_votes": 2024.584,
      "target_votes": 942.0,
      "votes_delta": -1082.584,
      "votes_change_rate_pct": -53.471923,
      "baseline_vote_share_pct_muni": 1.25231,
      "target_vote_share_pct_muni": 0.597155,
      "vote_share_delta_pct_pt": -0.655155
    },
    {
      "prefecture_code": "30",
      "prefecture_name": "和歌山県",
      "prefecture_name_en": "Wakayama",
      "jis_code": "303437",
      "municipality_name": "九度山町",
      "municipality_name_en": "Kudoyama-cho",
      "baseline_votes": 34.0,
      "target_votes": 15.0,
      "votes_delta": -19.0,
      "votes_change_rate_pct": -55.882353,
      "baseline_vote_share_pct_muni": 1.612903,
      "target_vote_share_pct_muni": 0.761421,
      "vote_share_delta_pct_pt": -0.851482
    },
    {
      "prefecture_code": "30",
      "prefecture_name": "和歌山県",
      "prefecture_name_en": "Wakayama",
      "jis_code": "302040",
      "municipality_name": "有田市",
      "municipality_name_en": "Arida-shi",
      "baseline_votes": 138.363,
      "target_votes": 60.0,
      "votes_delta": -78.363,
      "votes_change_rate_pct": -56.635806,
      "baseline_vote_share_pct_muni": 1.042204,
      "target_vote_share_pct_muni": 0.514359,
      "vote_share_delta_pct_pt": -0.527845
    },
    {
      "prefecture_code": "30",
      "prefecture_name": "和歌山県",
      "prefecture_name_en": "Wakayama",
      "jis_code": "303445",
      "municipality_name": "高野町",
      "municipality_name_en": "Koya-cho",
      "baseline_votes": 17.0,
      "target_votes": 7.0,
      "votes_delta": -10.0,
      "votes_change_rate_pct": -58.823529,
      "baseline_vote_share_pct_muni": 1.148649,
      "target_vote_share_pct_muni": 0.482426,
      "vote_share_delta_pct_pt": -0.666223
    },
    {
      "prefecture_code": "30",
      "prefecture_name": "和歌山県",
      "prefecture_name_en": "Wakayama",
      "jis_code": "303623",
      "municipality_name": "広川町",
      "municipality_name_en": "Hirogawa-cho",
      "baseline_votes": 40.0,
      "target_votes": 16.0,
      "votes_delta": -24.0,
      "votes_change_rate_pct": -60.0,
      "baseline_vote_share_pct_muni": 1.085776,
      "target_vote_share_pct_muni": 0.467017,
      "vote_share_delta_pct_pt": -0.618759
    },
    {
      "prefecture_code": "30",
      "prefecture_name": "和歌山県",
      "prefecture_name_en": "Wakayama",
      "jis_code": "303046",
      "municipality_name": "紀美野町",
      "municipality_name_en": "Kimino-cho",
      "baseline_votes": 48.0,
      "target_votes": 19.0,
      "votes_delta": -29.0,
      "votes_change_rate_pct": -60.416667,
      "baseline_vote_share_pct_muni": 1.101675,
      "target_vote_share_pct_muni": 0.462512,
      "vote_share_delta_pct_pt": -0.639163
    },
    {
      "prefecture_code": "30",
      "prefecture_name": "和歌山県",
      "prefecture_name_en": "Wakayama",
      "jis_code": "302082",
      "municipality_name": "紀の川市",
      "municipality_name_en": "Kinokawa-shi",
      "baseline_votes": 312.0,
      "target_votes": 122.0,
      "votes_delta": -190.0,
      "votes_change_rate_pct": -60.897436,
      "baseline_vote_share_pct_muni": 1.120247,
      "target_vote_share_pct_muni": 0.44472,
      "vote_share_delta_pct_pt": -0.675527
    }
  ]
}