{
  "feature": {
    "id": "akiya-atlas",
    "title": "Akiya Atlas",
    "subtitle": "Japan's empty homes, and why they stay empty",
    "route": "/features/akiya-atlas/",
    "publishedDate": "2026-09-06",
    "updatedDate": "2026-09-24",
    "sourceAccessed": "2026-09-24"
  },
  "metric": {
    "nationalAkiyaRate": 13.8,
    "nationalIdleRate": 5.9,
    "totalAkiyaCount": 9001600,
    "totalIdleCount": 3856000,
    "totalSecondHomeCount": 383500,
    "totalRentCount": 4435800,
    "totalHousingStock": 65046700,
    "surveyDate": "2023-10-01",
    "sourceIds": [
      "hls-2023-summary",
      "hls-2023-table1"
    ],
    "notClaim": "Survey figures are sample-based estimates as of 1 October 2023. Municipal results are published only for cities, wards and towns or villages with at least 15,000 people."
  },
  "layers": [
    {
      "id": "akiya_rate",
      "label": "Vacancy",
      "valueField": "akiya_rate",
      "unit": "%",
      "legend": "Vacant homes as a share of all dwellings, 2023. Includes homes for rent or sale and second homes.",
      "sourceIds": [
        "hls-2023-table1"
      ]
    },
    {
      "id": "idle_rate",
      "label": "Idle homes",
      "valueField": "idle_rate",
      "unit": "%",
      "legend": "Vacant homes not for rent, not for sale and not used as second homes, as a share of all dwellings, 2023.",
      "sourceIds": [
        "hls-2023-table1"
      ]
    },
    {
      "id": "aging_rate",
      "label": "Aged 65+",
      "valueField": "aging_rate",
      "unit": "%",
      "legend": "Share of residents aged 65 and over, 1 October 2023 estimate.",
      "sourceIds": [
        "popest-2023-age"
      ]
    },
    {
      "id": "pop_decline",
      "label": "Pop. change",
      "valueField": "pop_decline",
      "unit": "%",
      "legend": "Population change between the 2015 and 2020 censuses.",
      "sourceIds": [
        "census-2020-basic"
      ]
    }
  ],
  "methodologyNotes": [
    "Vacancy and idle-home rates are calculated from the 2023 Housing and Land Survey counts of dwellings (total dwellings, vacant dwellings and vacant dwellings by type). Prefecture results match the Statistics Bureau's published rates.",
    "“Idle homes” is our shorthand for the survey category 賃貸・売却用及び二次的住宅を除く空き家: vacant homes that are not for rent, not for sale and not second homes. It includes homes left empty after a death, a move into care, or pending demolition.",
    "The aged 65+ share is calculated from the October 2023 Population Estimates (thousands of people), so it may differ from published rates by up to 0.1 percentage points.",
    "Population change compares the 2015 and 2020 censuses as published by the Statistics Bureau.",
    "Municipal markers show twelve selected places, not a complete local ranking. The survey does not publish results for towns and villages under 15,000 people."
  ],
  "prefectures": [
    {
      "prefecture": "Hokkaido",
      "japaneseName": "北海道",
      "region": "Hokkaido",
      "housing_stock": 2888500,
      "akiya_count": 451900,
      "idle_count": 163000,
      "rent_count": 258700,
      "sale_count": 19600,
      "second_home_count": 10700,
      "akiya_rate": 15.6,
      "idle_rate": 5.6,
      "aging_rate": 33.0,
      "pop_decline": -2.9,
      "sourceIds": [
        "hls-2023-table1",
        "hls-2023-summary",
        "popest-2023-age",
        "census-2020-basic"
      ],
      "editorialObservation": "#25 of 47 for vacancy and #38 for idle homes. Unlet rental units make up 57% of its vacant stock."
    },
    {
      "prefecture": "Aomori",
      "japaneseName": "青森県",
      "region": "Tohoku",
      "housing_stock": 590300,
      "akiya_count": 98800,
      "idle_count": 55000,
      "rent_count": 39900,
      "sale_count": 2200,
      "second_home_count": 1700,
      "akiya_rate": 16.7,
      "idle_rate": 9.3,
      "aging_rate": 35.2,
      "pop_decline": -5.4,
      "sourceIds": [
        "hls-2023-table1",
        "hls-2023-summary",
        "popest-2023-age",
        "census-2020-basic"
      ],
      "editorialObservation": "#15 of 47 for vacancy and #15 for idle homes. Most of its vacant homes (56%) are idle, with no plan to rent, sell or visit."
    },
    {
      "prefecture": "Iwate",
      "japaneseName": "岩手県",
      "region": "Tohoku",
      "housing_stock": 579400,
      "akiya_count": 100400,
      "idle_count": 54100,
      "rent_count": 41100,
      "sale_count": 2000,
      "second_home_count": 3200,
      "akiya_rate": 17.3,
      "idle_rate": 9.3,
      "aging_rate": 35.0,
      "pop_decline": -5.4,
      "sourceIds": [
        "hls-2023-table1",
        "hls-2023-summary",
        "popest-2023-age",
        "census-2020-basic"
      ],
      "editorialObservation": "#11 of 47 for vacancy and #16 for idle homes. Most of its vacant homes (54%) are idle, with no plan to rent, sell or visit."
    },
    {
      "prefecture": "Miyagi",
      "japaneseName": "宮城県",
      "region": "Tohoku",
      "housing_stock": 1129200,
      "akiya_count": 140300,
      "idle_count": 52000,
      "rent_count": 80200,
      "sale_count": 6500,
      "second_home_count": 1600,
      "akiya_rate": 12.4,
      "idle_rate": 4.6,
      "aging_rate": 29.2,
      "pop_decline": -1.4,
      "sourceIds": [
        "hls-2023-table1",
        "hls-2023-summary",
        "popest-2023-age",
        "census-2020-basic"
      ],
      "editorialObservation": "#39 of 47 for vacancy and #40 for idle homes. Unlet rental units make up 57% of its vacant stock."
    },
    {
      "prefecture": "Akita",
      "japaneseName": "秋田県",
      "region": "Tohoku",
      "housing_stock": 440600,
      "akiya_count": 69500,
      "idle_count": 43900,
      "rent_count": 23600,
      "sale_count": 1000,
      "second_home_count": 1000,
      "akiya_rate": 15.8,
      "idle_rate": 10.0,
      "aging_rate": 39.1,
      "pop_decline": -6.2,
      "sourceIds": [
        "hls-2023-table1",
        "hls-2023-summary",
        "popest-2023-age",
        "census-2020-basic"
      ],
      "editorialObservation": "#22 of 47 for vacancy and #8 for idle homes. Most of its vacant homes (63%) are idle, with no plan to rent, sell or visit."
    },
    {
      "prefecture": "Yamagata",
      "japaneseName": "山形県",
      "region": "Tohoku",
      "housing_stock": 455400,
      "akiya_count": 61700,
      "idle_count": 35900,
      "rent_count": 22200,
      "sale_count": 1900,
      "second_home_count": 1600,
      "akiya_rate": 13.5,
      "idle_rate": 7.9,
      "aging_rate": 35.2,
      "pop_decline": -5.0,
      "sourceIds": [
        "hls-2023-table1",
        "hls-2023-summary",
        "popest-2023-age",
        "census-2020-basic"
      ],
      "editorialObservation": "#37 of 47 for vacancy and #23 for idle homes. Most of its vacant homes (58%) are idle, with no plan to rent, sell or visit."
    },
    {
      "prefecture": "Fukushima",
      "japaneseName": "福島県",
      "region": "Tohoku",
      "housing_stock": 862900,
      "akiya_count": 131000,
      "idle_count": 62600,
      "rent_count": 60800,
      "sale_count": 3900,
      "second_home_count": 3700,
      "akiya_rate": 15.2,
      "idle_rate": 7.3,
      "aging_rate": 33.2,
      "pop_decline": -4.2,
      "sourceIds": [
        "hls-2023-table1",
        "hls-2023-summary",
        "popest-2023-age",
        "census-2020-basic"
      ],
      "editorialObservation": "#29 of 47 for vacancy and #30 for idle homes. Unlet rental units make up 46% of its vacant stock."
    },
    {
      "prefecture": "Ibaraki",
      "japaneseName": "茨城県",
      "region": "Kanto",
      "housing_stock": 1390900,
      "akiya_count": 196200,
      "idle_count": 93200,
      "rent_count": 90700,
      "sale_count": 5400,
      "second_home_count": 6800,
      "akiya_rate": 14.1,
      "idle_rate": 6.7,
      "aging_rate": 30.6,
      "pop_decline": -1.7,
      "sourceIds": [
        "hls-2023-table1",
        "hls-2023-summary",
        "popest-2023-age",
        "census-2020-basic"
      ],
      "editorialObservation": "#35 of 47 for vacancy and #33 for idle homes. Unlet rental units make up 46% of its vacant stock."
    },
    {
      "prefecture": "Tochigi",
      "japaneseName": "栃木県",
      "region": "Kanto",
      "housing_stock": 971000,
      "akiya_count": 163700,
      "idle_count": 64300,
      "rent_count": 76700,
      "sale_count": 3800,
      "second_home_count": 18900,
      "akiya_rate": 16.9,
      "idle_rate": 6.6,
      "aging_rate": 30.2,
      "pop_decline": -2.1,
      "sourceIds": [
        "hls-2023-table1",
        "hls-2023-summary",
        "popest-2023-age",
        "census-2020-basic"
      ],
      "editorialObservation": "#14 of 47 for vacancy and #34 for idle homes. Unlet rental units make up 47% of its vacant stock."
    },
    {
      "prefecture": "Gunma",
      "japaneseName": "群馬県",
      "region": "Kanto",
      "housing_stock": 967400,
      "akiya_count": 161300,
      "idle_count": 73100,
      "rent_count": 68500,
      "sale_count": 3700,
      "second_home_count": 16000,
      "akiya_rate": 16.7,
      "idle_rate": 7.6,
      "aging_rate": 31.0,
      "pop_decline": -1.7,
      "sourceIds": [
        "hls-2023-table1",
        "hls-2023-summary",
        "popest-2023-age",
        "census-2020-basic"
      ],
      "editorialObservation": "#16 of 47 for vacancy and #27 for idle homes. Unlet rental units make up 42% of its vacant stock."
    },
    {
      "prefecture": "Saitama",
      "japaneseName": "埼玉県",
      "region": "Kanto",
      "housing_stock": 3555100,
      "akiya_count": 330400,
      "idle_count": 135800,
      "rent_count": 166800,
      "sale_count": 21400,
      "second_home_count": 6300,
      "akiya_rate": 9.3,
      "idle_rate": 3.8,
      "aging_rate": 27.4,
      "pop_decline": 1.1,
      "sourceIds": [
        "hls-2023-table1",
        "hls-2023-summary",
        "popest-2023-age",
        "census-2020-basic"
      ],
      "editorialObservation": "#47 of 47 for vacancy and #45 for idle homes. Unlet rental units make up 50% of its vacant stock."
    },
    {
      "prefecture": "Chiba",
      "japaneseName": "千葉県",
      "region": "Kanto",
      "housing_stock": 3191100,
      "akiya_count": 394100,
      "idle_count": 158500,
      "rent_count": 196400,
      "sale_count": 17200,
      "second_home_count": 21900,
      "akiya_rate": 12.3,
      "idle_rate": 5.0,
      "aging_rate": 28.1,
      "pop_decline": 1.0,
      "sourceIds": [
        "hls-2023-table1",
        "hls-2023-summary",
        "popest-2023-age",
        "census-2020-basic"
      ],
      "editorialObservation": "#41 of 47 for vacancy and #39 for idle homes. Unlet rental units make up 50% of its vacant stock."
    },
    {
      "prefecture": "Tokyo",
      "japaneseName": "東京都",
      "region": "Kanto",
      "housing_stock": 8201400,
      "akiya_count": 896500,
      "idle_count": 214200,
      "rent_count": 629000,
      "sale_count": 43800,
      "second_home_count": 9600,
      "akiya_rate": 10.9,
      "idle_rate": 2.6,
      "aging_rate": 22.8,
      "pop_decline": 3.9,
      "sourceIds": [
        "hls-2023-table1",
        "hls-2023-summary",
        "popest-2023-age",
        "census-2020-basic"
      ],
      "editorialObservation": "#44 of 47 for vacancy and #47 for idle homes. Unlet rental units make up 70% of its vacant stock."
    },
    {
      "prefecture": "Kanagawa",
      "japaneseName": "神奈川県",
      "region": "Kanto",
      "housing_stock": 4765000,
      "akiya_count": 467100,
      "idle_count": 151000,
      "rent_count": 279000,
      "sale_count": 21800,
      "second_home_count": 15300,
      "akiya_rate": 9.8,
      "idle_rate": 3.2,
      "aging_rate": 25.9,
      "pop_decline": 1.2,
      "sourceIds": [
        "hls-2023-table1",
        "hls-2023-summary",
        "popest-2023-age",
        "census-2020-basic"
      ],
      "editorialObservation": "#45 of 47 for vacancy and #46 for idle homes. Unlet rental units make up 60% of its vacant stock."
    },
    {
      "prefecture": "Niigata",
      "japaneseName": "新潟県",
      "region": "Chubu",
      "housing_stock": 1015200,
      "akiya_count": 155300,
      "idle_count": 77500,
      "rent_count": 54500,
      "sale_count": 4000,
      "second_home_count": 19400,
      "akiya_rate": 15.3,
      "idle_rate": 7.6,
      "aging_rate": 33.9,
      "pop_decline": -4.5,
      "sourceIds": [
        "hls-2023-table1",
        "hls-2023-summary",
        "popest-2023-age",
        "census-2020-basic"
      ],
      "editorialObservation": "#28 of 47 for vacancy and #28 for idle homes. Unlet rental units make up 35% of its vacant stock."
    },
    {
      "prefecture": "Toyama",
      "japaneseName": "富山県",
      "region": "Chubu",
      "housing_stock": 473900,
      "akiya_count": 69700,
      "idle_count": 39800,
      "rent_count": 26300,
      "sale_count": 2300,
      "second_home_count": 1200,
      "akiya_rate": 14.7,
      "idle_rate": 8.4,
      "aging_rate": 33.1,
      "pop_decline": -3.0,
      "sourceIds": [
        "hls-2023-table1",
        "hls-2023-summary",
        "popest-2023-age",
        "census-2020-basic"
      ],
      "editorialObservation": "#31 of 47 for vacancy and #21 for idle homes. Most of its vacant homes (57%) are idle, with no plan to rent, sell or visit."
    },
    {
      "prefecture": "Ishikawa",
      "japaneseName": "石川県",
      "region": "Chubu",
      "housing_stock": 554000,
      "akiya_count": 86400,
      "idle_count": 40700,
      "rent_count": 40500,
      "sale_count": 2100,
      "second_home_count": 3100,
      "akiya_rate": 15.6,
      "idle_rate": 7.3,
      "aging_rate": 30.5,
      "pop_decline": -1.9,
      "sourceIds": [
        "hls-2023-table1",
        "hls-2023-summary",
        "popest-2023-age",
        "census-2020-basic"
      ],
      "editorialObservation": "#26 of 47 for vacancy and #31 for idle homes. Unlet rental units make up 47% of its vacant stock."
    },
    {
      "prefecture": "Fukui",
      "japaneseName": "福井県",
      "region": "Chubu",
      "housing_stock": 341400,
      "akiya_count": 53100,
      "idle_count": 28900,
      "rent_count": 20400,
      "sale_count": 2400,
      "second_home_count": 1400,
      "akiya_rate": 15.6,
      "idle_rate": 8.5,
      "aging_rate": 31.5,
      "pop_decline": -2.5,
      "sourceIds": [
        "hls-2023-table1",
        "hls-2023-summary",
        "popest-2023-age",
        "census-2020-basic"
      ],
      "editorialObservation": "#27 of 47 for vacancy and #20 for idle homes. Most of its vacant homes (54%) are idle, with no plan to rent, sell or visit."
    },
    {
      "prefecture": "Yamanashi",
      "japaneseName": "山梨県",
      "region": "Chubu",
      "housing_stock": 427000,
      "akiya_count": 87200,
      "idle_count": 37200,
      "rent_count": 31000,
      "sale_count": 1900,
      "second_home_count": 17100,
      "akiya_rate": 20.4,
      "idle_rate": 8.7,
      "aging_rate": 31.8,
      "pop_decline": -3.0,
      "sourceIds": [
        "hls-2023-table1",
        "hls-2023-summary",
        "popest-2023-age",
        "census-2020-basic"
      ],
      "editorialObservation": "#4 of 47 for vacancy and #18 for idle homes. Second homes make up 20% of its vacant stock."
    },
    {
      "prefecture": "Nagano",
      "japaneseName": "長野県",
      "region": "Chubu",
      "housing_stock": 1039600,
      "akiya_count": 208500,
      "idle_count": 92300,
      "rent_count": 57100,
      "sale_count": 2900,
      "second_home_count": 56000,
      "akiya_rate": 20.1,
      "idle_rate": 8.9,
      "aging_rate": 32.7,
      "pop_decline": -2.4,
      "sourceIds": [
        "hls-2023-table1",
        "hls-2023-summary",
        "popest-2023-age",
        "census-2020-basic"
      ],
      "editorialObservation": "#6 of 47 for vacancy and #17 for idle homes. Second homes make up 27% of its vacant stock."
    },
    {
      "prefecture": "Gifu",
      "japaneseName": "岐阜県",
      "region": "Chubu",
      "housing_stock": 924100,
      "akiya_count": 148400,
      "idle_count": 74400,
      "rent_count": 61700,
      "sale_count": 4000,
      "second_home_count": 8400,
      "akiya_rate": 16.1,
      "idle_rate": 8.1,
      "aging_rate": 31.2,
      "pop_decline": -2.6,
      "sourceIds": [
        "hls-2023-table1",
        "hls-2023-summary",
        "popest-2023-age",
        "census-2020-basic"
      ],
      "editorialObservation": "#21 of 47 for vacancy and #22 for idle homes. Most of its vacant homes (50%) are idle, with no plan to rent, sell or visit."
    },
    {
      "prefecture": "Shizuoka",
      "japaneseName": "静岡県",
      "region": "Chubu",
      "housing_stock": 1774100,
      "akiya_count": 296300,
      "idle_count": 104800,
      "rent_count": 144400,
      "sale_count": 8400,
      "second_home_count": 38500,
      "akiya_rate": 16.7,
      "idle_rate": 5.9,
      "aging_rate": 31.0,
      "pop_decline": -1.8,
      "sourceIds": [
        "hls-2023-table1",
        "hls-2023-summary",
        "popest-2023-age",
        "census-2020-basic"
      ],
      "editorialObservation": "#17 of 47 for vacancy and #37 for idle homes. Unlet rental units make up 49% of its vacant stock."
    },
    {
      "prefecture": "Aichi",
      "japaneseName": "愛知県",
      "region": "Chubu",
      "housing_stock": 3664700,
      "akiya_count": 433000,
      "idle_count": 156000,
      "rent_count": 251800,
      "sale_count": 18300,
      "second_home_count": 6800,
      "akiya_rate": 11.8,
      "idle_rate": 4.3,
      "aging_rate": 25.7,
      "pop_decline": 0.8,
      "sourceIds": [
        "hls-2023-table1",
        "hls-2023-summary",
        "popest-2023-age",
        "census-2020-basic"
      ],
      "editorialObservation": "#43 of 47 for vacancy and #43 for idle homes. Unlet rental units make up 58% of its vacant stock."
    },
    {
      "prefecture": "Mie",
      "japaneseName": "三重県",
      "region": "Kansai",
      "housing_stock": 873500,
      "akiya_count": 142700,
      "idle_count": 83100,
      "rent_count": 50800,
      "sale_count": 3300,
      "second_home_count": 5500,
      "akiya_rate": 16.3,
      "idle_rate": 9.5,
      "aging_rate": 30.6,
      "pop_decline": -2.5,
      "sourceIds": [
        "hls-2023-table1",
        "hls-2023-summary",
        "popest-2023-age",
        "census-2020-basic"
      ],
      "editorialObservation": "#19 of 47 for vacancy and #14 for idle homes. Most of its vacant homes (58%) are idle, with no plan to rent, sell or visit."
    },
    {
      "prefecture": "Shiga",
      "japaneseName": "滋賀県",
      "region": "Kansai",
      "housing_stock": 664200,
      "akiya_count": 81600,
      "idle_count": 48500,
      "rent_count": 25100,
      "sale_count": 3200,
      "second_home_count": 4700,
      "akiya_rate": 12.3,
      "idle_rate": 7.3,
      "aging_rate": 27.0,
      "pop_decline": 0.0,
      "sourceIds": [
        "hls-2023-table1",
        "hls-2023-summary",
        "popest-2023-age",
        "census-2020-basic"
      ],
      "editorialObservation": "#42 of 47 for vacancy and #32 for idle homes. Most of its vacant homes (59%) are idle, with no plan to rent, sell or visit."
    },
    {
      "prefecture": "Kyoto",
      "japaneseName": "京都府",
      "region": "Kansai",
      "housing_stock": 1372200,
      "akiya_count": 180400,
      "idle_count": 84900,
      "rent_count": 81000,
      "sale_count": 6900,
      "second_home_count": 7700,
      "akiya_rate": 13.1,
      "idle_rate": 6.2,
      "aging_rate": 29.7,
      "pop_decline": -1.2,
      "sourceIds": [
        "hls-2023-table1",
        "hls-2023-summary",
        "popest-2023-age",
        "census-2020-basic"
      ],
      "editorialObservation": "#38 of 47 for vacancy and #35 for idle homes. Unlet rental units make up 45% of its vacant stock."
    },
    {
      "prefecture": "Osaka",
      "japaneseName": "大阪府",
      "region": "Kansai",
      "housing_stock": 4928600,
      "akiya_count": 701900,
      "idle_count": 226900,
      "rent_count": 436100,
      "sale_count": 30000,
      "second_home_count": 8800,
      "akiya_rate": 14.2,
      "idle_rate": 4.6,
      "aging_rate": 27.7,
      "pop_decline": -0.0,
      "sourceIds": [
        "hls-2023-table1",
        "hls-2023-summary",
        "popest-2023-age",
        "census-2020-basic"
      ],
      "editorialObservation": "#34 of 47 for vacancy and #41 for idle homes. Unlet rental units make up 62% of its vacant stock."
    },
    {
      "prefecture": "Hyogo",
      "japaneseName": "兵庫県",
      "region": "Kansai",
      "housing_stock": 2798000,
      "akiya_count": 386900,
      "idle_count": 172700,
      "rent_count": 180400,
      "sale_count": 17400,
      "second_home_count": 16500,
      "akiya_rate": 13.8,
      "idle_rate": 6.2,
      "aging_rate": 30.0,
      "pop_decline": -1.3,
      "sourceIds": [
        "hls-2023-table1",
        "hls-2023-summary",
        "popest-2023-age",
        "census-2020-basic"
      ],
      "editorialObservation": "#36 of 47 for vacancy and #36 for idle homes. Unlet rental units make up 47% of its vacant stock."
    },
    {
      "prefecture": "Nara",
      "japaneseName": "奈良県",
      "region": "Kansai",
      "housing_stock": 639500,
      "akiya_count": 93600,
      "idle_count": 49500,
      "rent_count": 39000,
      "sale_count": 3100,
      "second_home_count": 2000,
      "akiya_rate": 14.6,
      "idle_rate": 7.7,
      "aging_rate": 32.6,
      "pop_decline": -2.9,
      "sourceIds": [
        "hls-2023-table1",
        "hls-2023-summary",
        "popest-2023-age",
        "census-2020-basic"
      ],
      "editorialObservation": "#32 of 47 for vacancy and #25 for idle homes. Most of its vacant homes (53%) are idle, with no plan to rent, sell or visit."
    },
    {
      "prefecture": "Wakayama",
      "japaneseName": "和歌山県",
      "region": "Kansai",
      "housing_stock": 495600,
      "akiya_count": 105300,
      "idle_count": 59800,
      "rent_count": 35100,
      "sale_count": 2400,
      "second_home_count": 8000,
      "akiya_rate": 21.2,
      "idle_rate": 12.1,
      "aging_rate": 34.2,
      "pop_decline": -4.3,
      "sourceIds": [
        "hls-2023-table1",
        "hls-2023-summary",
        "popest-2023-age",
        "census-2020-basic"
      ],
      "editorialObservation": "#2 of 47 for vacancy and #5 for idle homes. Most of its vacant homes (57%) are idle, with no plan to rent, sell or visit."
    },
    {
      "prefecture": "Tottori",
      "japaneseName": "鳥取県",
      "region": "Chugoku",
      "housing_stock": 262300,
      "akiya_count": 41300,
      "idle_count": 25400,
      "rent_count": 13800,
      "sale_count": 1100,
      "second_home_count": 900,
      "akiya_rate": 15.7,
      "idle_rate": 9.7,
      "aging_rate": 33.3,
      "pop_decline": -3.5,
      "sourceIds": [
        "hls-2023-table1",
        "hls-2023-summary",
        "popest-2023-age",
        "census-2020-basic"
      ],
      "editorialObservation": "#24 of 47 for vacancy and #11 for idle homes. Most of its vacant homes (62%) are idle, with no plan to rent, sell or visit."
    },
    {
      "prefecture": "Shimane",
      "japaneseName": "島根県",
      "region": "Chugoku",
      "housing_stock": 320300,
      "akiya_count": 54600,
      "idle_count": 36300,
      "rent_count": 15700,
      "sale_count": 1100,
      "second_home_count": 1500,
      "akiya_rate": 17.0,
      "idle_rate": 11.3,
      "aging_rate": 34.9,
      "pop_decline": -3.3,
      "sourceIds": [
        "hls-2023-table1",
        "hls-2023-summary",
        "popest-2023-age",
        "census-2020-basic"
      ],
      "editorialObservation": "#13 of 47 for vacancy and #6 for idle homes. Most of its vacant homes (66%) are idle, with no plan to rent, sell or visit."
    },
    {
      "prefecture": "Okayama",
      "japaneseName": "岡山県",
      "region": "Chugoku",
      "housing_stock": 955400,
      "akiya_count": 157200,
      "idle_count": 82600,
      "rent_count": 65000,
      "sale_count": 3800,
      "second_home_count": 5800,
      "akiya_rate": 16.5,
      "idle_rate": 8.6,
      "aging_rate": 31.0,
      "pop_decline": -1.7,
      "sourceIds": [
        "hls-2023-table1",
        "hls-2023-summary",
        "popest-2023-age",
        "census-2020-basic"
      ],
      "editorialObservation": "#18 of 47 for vacancy and #19 for idle homes. Most of its vacant homes (53%) are idle, with no plan to rent, sell or visit."
    },
    {
      "prefecture": "Hiroshima",
      "japaneseName": "広島県",
      "region": "Chugoku",
      "housing_stock": 1465500,
      "akiya_count": 231400,
      "idle_count": 114700,
      "rent_count": 102600,
      "sale_count": 6200,
      "second_home_count": 7800,
      "akiya_rate": 15.8,
      "idle_rate": 7.8,
      "aging_rate": 30.1,
      "pop_decline": -1.6,
      "sourceIds": [
        "hls-2023-table1",
        "hls-2023-summary",
        "popest-2023-age",
        "census-2020-basic"
      ],
      "editorialObservation": "#23 of 47 for vacancy and #24 for idle homes. Unlet rental units make up 44% of its vacant stock."
    },
    {
      "prefecture": "Yamaguchi",
      "japaneseName": "山口県",
      "region": "Chugoku",
      "housing_stock": 726400,
      "akiya_count": 140700,
      "idle_count": 80500,
      "rent_count": 53600,
      "sale_count": 3700,
      "second_home_count": 2900,
      "akiya_rate": 19.4,
      "idle_rate": 11.1,
      "aging_rate": 35.4,
      "pop_decline": -4.5,
      "sourceIds": [
        "hls-2023-table1",
        "hls-2023-summary",
        "popest-2023-age",
        "census-2020-basic"
      ],
      "editorialObservation": "#8 of 47 for vacancy and #7 for idle homes. Most of its vacant homes (57%) are idle, with no plan to rent, sell or visit."
    },
    {
      "prefecture": "Tokushima",
      "japaneseName": "徳島県",
      "region": "Shikoku",
      "housing_stock": 389200,
      "akiya_count": 83000,
      "idle_count": 47600,
      "rent_count": 31300,
      "sale_count": 2100,
      "second_home_count": 2000,
      "akiya_rate": 21.3,
      "idle_rate": 12.2,
      "aging_rate": 35.3,
      "pop_decline": -4.8,
      "sourceIds": [
        "hls-2023-table1",
        "hls-2023-summary",
        "popest-2023-age",
        "census-2020-basic"
      ],
      "editorialObservation": "#1 of 47 for vacancy and #3 for idle homes. Most of its vacant homes (57%) are idle, with no plan to rent, sell or visit."
    },
    {
      "prefecture": "Kagawa",
      "japaneseName": "香川県",
      "region": "Shikoku",
      "housing_stock": 492800,
      "akiya_count": 91500,
      "idle_count": 47900,
      "rent_count": 38200,
      "sale_count": 2200,
      "second_home_count": 3200,
      "akiya_rate": 18.6,
      "idle_rate": 9.7,
      "aging_rate": 32.5,
      "pop_decline": -2.7,
      "sourceIds": [
        "hls-2023-table1",
        "hls-2023-summary",
        "popest-2023-age",
        "census-2020-basic"
      ],
      "editorialObservation": "#10 of 47 for vacancy and #12 for idle homes. Most of its vacant homes (52%) are idle, with no plan to rent, sell or visit."
    },
    {
      "prefecture": "Ehime",
      "japaneseName": "愛媛県",
      "region": "Shikoku",
      "housing_stock": 736800,
      "akiya_count": 145600,
      "idle_count": 90100,
      "rent_count": 48400,
      "sale_count": 3300,
      "second_home_count": 3800,
      "akiya_rate": 19.8,
      "idle_rate": 12.2,
      "aging_rate": 34.2,
      "pop_decline": -3.6,
      "sourceIds": [
        "hls-2023-table1",
        "hls-2023-summary",
        "popest-2023-age",
        "census-2020-basic"
      ],
      "editorialObservation": "#7 of 47 for vacancy and #4 for idle homes. Most of its vacant homes (62%) are idle, with no plan to rent, sell or visit."
    },
    {
      "prefecture": "Kochi",
      "japaneseName": "高知県",
      "region": "Shikoku",
      "housing_stock": 388100,
      "akiya_count": 78700,
      "idle_count": 50100,
      "rent_count": 24300,
      "sale_count": 1700,
      "second_home_count": 2500,
      "akiya_rate": 20.3,
      "idle_rate": 12.9,
      "aging_rate": 36.3,
      "pop_decline": -5.0,
      "sourceIds": [
        "hls-2023-table1",
        "hls-2023-summary",
        "popest-2023-age",
        "census-2020-basic"
      ],
      "editorialObservation": "#5 of 47 for vacancy and #2 for idle homes. Most of its vacant homes (64%) are idle, with no plan to rent, sell or visit."
    },
    {
      "prefecture": "Fukuoka",
      "japaneseName": "福岡県",
      "region": "Kyushu",
      "housing_stock": 2703300,
      "akiya_count": 335300,
      "idle_count": 125500,
      "rent_count": 189100,
      "sale_count": 16500,
      "second_home_count": 4300,
      "akiya_rate": 12.4,
      "idle_rate": 4.6,
      "aging_rate": 28.5,
      "pop_decline": 0.7,
      "sourceIds": [
        "hls-2023-table1",
        "hls-2023-summary",
        "popest-2023-age",
        "census-2020-basic"
      ],
      "editorialObservation": "#40 of 47 for vacancy and #42 for idle homes. Unlet rental units make up 56% of its vacant stock."
    },
    {
      "prefecture": "Saga",
      "japaneseName": "佐賀県",
      "region": "Kyushu",
      "housing_stock": 367900,
      "akiya_count": 53300,
      "idle_count": 28300,
      "rent_count": 22600,
      "sale_count": 1400,
      "second_home_count": 1000,
      "akiya_rate": 14.5,
      "idle_rate": 7.7,
      "aging_rate": 31.7,
      "pop_decline": -2.6,
      "sourceIds": [
        "hls-2023-table1",
        "hls-2023-summary",
        "popest-2023-age",
        "census-2020-basic"
      ],
      "editorialObservation": "#33 of 47 for vacancy and #26 for idle homes. Most of its vacant homes (53%) are idle, with no plan to rent, sell or visit."
    },
    {
      "prefecture": "Nagasaki",
      "japaneseName": "長崎県",
      "region": "Kyushu",
      "housing_stock": 655000,
      "akiya_count": 113000,
      "idle_count": 64900,
      "rent_count": 41700,
      "sale_count": 3300,
      "second_home_count": 3100,
      "akiya_rate": 17.3,
      "idle_rate": 9.9,
      "aging_rate": 34.3,
      "pop_decline": -4.7,
      "sourceIds": [
        "hls-2023-table1",
        "hls-2023-summary",
        "popest-2023-age",
        "census-2020-basic"
      ],
      "editorialObservation": "#12 of 47 for vacancy and #9 for idle homes. Most of its vacant homes (57%) are idle, with no plan to rent, sell or visit."
    },
    {
      "prefecture": "Kumamoto",
      "japaneseName": "熊本県",
      "region": "Kyushu",
      "housing_stock": 851100,
      "akiya_count": 127100,
      "idle_count": 65000,
      "rent_count": 54300,
      "sale_count": 3000,
      "second_home_count": 4800,
      "akiya_rate": 14.9,
      "idle_rate": 7.6,
      "aging_rate": 32.3,
      "pop_decline": -2.7,
      "sourceIds": [
        "hls-2023-table1",
        "hls-2023-summary",
        "popest-2023-age",
        "census-2020-basic"
      ],
      "editorialObservation": "#30 of 47 for vacancy and #29 for idle homes. Most of its vacant homes (51%) are idle, with no plan to rent, sell or visit."
    },
    {
      "prefecture": "Oita",
      "japaneseName": "大分県",
      "region": "Kyushu",
      "housing_stock": 603300,
      "akiya_count": 115500,
      "idle_count": 58000,
      "rent_count": 48800,
      "sale_count": 2200,
      "second_home_count": 6500,
      "akiya_rate": 19.1,
      "idle_rate": 9.6,
      "aging_rate": 34.2,
      "pop_decline": -3.6,
      "sourceIds": [
        "hls-2023-table1",
        "hls-2023-summary",
        "popest-2023-age",
        "census-2020-basic"
      ],
      "editorialObservation": "#9 of 47 for vacancy and #13 for idle homes. Most of its vacant homes (50%) are idle, with no plan to rent, sell or visit."
    },
    {
      "prefecture": "Miyazaki",
      "japaneseName": "宮崎県",
      "region": "Kyushu",
      "housing_stock": 556800,
      "akiya_count": 90700,
      "idle_count": 55000,
      "rent_count": 31900,
      "sale_count": 2200,
      "second_home_count": 1500,
      "akiya_rate": 16.3,
      "idle_rate": 9.9,
      "aging_rate": 33.7,
      "pop_decline": -3.1,
      "sourceIds": [
        "hls-2023-table1",
        "hls-2023-summary",
        "popest-2023-age",
        "census-2020-basic"
      ],
      "editorialObservation": "#20 of 47 for vacancy and #10 for idle homes. Most of its vacant homes (61%) are idle, with no plan to rent, sell or visit."
    },
    {
      "prefecture": "Kagoshima",
      "japaneseName": "鹿児島県",
      "region": "Kyushu",
      "housing_stock": 899600,
      "akiya_count": 184200,
      "idle_count": 122200,
      "rent_count": 53800,
      "sale_count": 3700,
      "second_home_count": 4500,
      "akiya_rate": 20.5,
      "idle_rate": 13.6,
      "aging_rate": 33.8,
      "pop_decline": -3.6,
      "sourceIds": [
        "hls-2023-table1",
        "hls-2023-summary",
        "popest-2023-age",
        "census-2020-basic"
      ],
      "editorialObservation": "#3 of 47 for vacancy and #1 for idle homes. Most of its vacant homes (66%) are idle, with no plan to rent, sell or visit."
    },
    {
      "prefecture": "Okinawa",
      "japaneseName": "沖縄県",
      "region": "Okinawa",
      "housing_stock": 699400,
      "akiya_count": 65400,
      "idle_count": 28100,
      "rent_count": 31900,
      "sale_count": 1700,
      "second_home_count": 3700,
      "akiya_rate": 9.4,
      "idle_rate": 4.0,
      "aging_rate": 23.8,
      "pop_decline": 2.4,
      "sourceIds": [
        "hls-2023-table1",
        "hls-2023-summary",
        "popest-2023-age",
        "census-2020-basic"
      ],
      "editorialObservation": "#46 of 47 for vacancy and #44 for idle homes. Unlet rental units make up 49% of its vacant stock."
    }
  ],
  "municipalities": [
    {
      "id": "20321",
      "name": "Karuizawa",
      "officialName": "Karuizawa-machi",
      "japaneseName": "軽井沢町",
      "prefecture": "Nagano",
      "housing_stock": 28460,
      "akiya_count": 20030,
      "akiya_rate": 70.4,
      "idle_rate": 6.0,
      "second_home_rate": 63.0,
      "coords": [
        36.348,
        138.597
      ],
      "sourceIds": [
        "hls-2023-table1"
      ],
      "editorialNote": "A summer-villa town since the Meiji era. Most of its empty homes are second homes."
    },
    {
      "id": "09407",
      "name": "Nasu",
      "officialName": "Nasu-machi",
      "japaneseName": "那須町",
      "prefecture": "Tochigi",
      "housing_stock": 24560,
      "akiya_count": 15160,
      "akiya_rate": 61.7,
      "idle_rate": 17.3,
      "second_home_rate": 41.7,
      "coords": [
        37.02,
        140.121
      ],
      "sourceIds": [
        "hls-2023-table1"
      ],
      "editorialNote": "Highland resort near Tokyo. Second homes account for most of the vacancy, but idle homes are also high."
    },
    {
      "id": "22205",
      "name": "Atami",
      "officialName": "Atami-shi",
      "japaneseName": "熱海市",
      "prefecture": "Shizuoka",
      "housing_stock": 39510,
      "akiya_count": 21080,
      "akiya_rate": 53.4,
      "idle_rate": 10.1,
      "second_home_rate": 29.7,
      "coords": [
        35.096,
        139.072
      ],
      "sourceIds": [
        "hls-2023-table1"
      ],
      "editorialNote": "Hot-spring resort where holiday flats and idle houses both add to vacancy."
    },
    {
      "id": "19209",
      "name": "Hokuto",
      "officialName": "Hokuto-shi",
      "japaneseName": "北杜市",
      "prefecture": "Yamanashi",
      "housing_stock": 35890,
      "akiya_count": 16530,
      "akiya_rate": 46.1,
      "idle_rate": 11.8,
      "second_home_rate": 31.5,
      "coords": [
        35.776,
        138.424
      ],
      "sourceIds": [
        "hls-2023-table1"
      ],
      "editorialNote": "Yatsugatake foothills. Second homes make up nearly a third of all dwellings."
    },
    {
      "id": "22208",
      "name": "Ito",
      "officialName": "Ito-shi",
      "japaneseName": "伊東市",
      "prefecture": "Shizuoka",
      "housing_stock": 51750,
      "akiya_count": 20450,
      "akiya_rate": 39.5,
      "idle_rate": 10.3,
      "second_home_rate": 21.5,
      "coords": [
        34.966,
        139.102
      ],
      "sourceIds": [
        "hls-2023-table1"
      ],
      "editorialNote": "Izu coast resort with a large stock of holiday homes."
    },
    {
      "id": "30401",
      "name": "Shirahama",
      "officialName": "Shirahama-cho",
      "japaneseName": "白浜町",
      "prefecture": "Wakayama",
      "housing_stock": 16640,
      "akiya_count": 7190,
      "akiya_rate": 43.2,
      "idle_rate": 15.7,
      "second_home_rate": 17.7,
      "coords": [
        33.678,
        135.348
      ],
      "sourceIds": [
        "hls-2023-table1"
      ],
      "editorialNote": "Beach and onsen town where holiday homes and idle homes are almost evenly split."
    },
    {
      "id": "39209",
      "name": "Tosashimizu",
      "officialName": "Tosashimizu-shi",
      "japaneseName": "土佐清水市",
      "prefecture": "Kochi",
      "housing_stock": 9860,
      "akiya_count": 3890,
      "akiya_rate": 39.5,
      "idle_rate": 32.9,
      "second_home_rate": 0.6,
      "coords": [
        32.782,
        132.955
      ],
      "sourceIds": [
        "hls-2023-table1"
      ],
      "editorialNote": "Japan's highest idle-home rate among surveyed municipalities: a third of all dwellings."
    },
    {
      "id": "24209",
      "name": "Owase",
      "officialName": "Owase-shi",
      "japaneseName": "尾鷲市",
      "prefecture": "Mie",
      "housing_stock": 11640,
      "akiya_count": 4090,
      "akiya_rate": 35.1,
      "idle_rate": 31.0,
      "second_home_rate": 0.7,
      "coords": [
        34.071,
        136.191
      ],
      "sourceIds": [
        "hls-2023-table1"
      ],
      "editorialNote": "Kii Peninsula fishing and forestry city. Almost all of its vacancy is idle housing."
    },
    {
      "id": "36208",
      "name": "Miyoshi",
      "officialName": "Miyoshi-shi",
      "japaneseName": "三好市",
      "prefecture": "Tokushima",
      "housing_stock": 15000,
      "akiya_count": 5640,
      "akiya_rate": 37.6,
      "idle_rate": 29.8,
      "second_home_rate": 0.9,
      "coords": [
        34.026,
        133.807
      ],
      "sourceIds": [
        "hls-2023-table1"
      ],
      "editorialNote": "Mountain city around the Iya Valley. Four in five of its vacant homes are idle."
    },
    {
      "id": "39202",
      "name": "Muroto",
      "officialName": "Muroto-shi",
      "japaneseName": "室戸市",
      "prefecture": "Kochi",
      "housing_stock": 8120,
      "akiya_count": 2610,
      "akiya_rate": 32.1,
      "idle_rate": 27.5,
      "second_home_rate": 0.2,
      "coords": [
        33.29,
        134.152
      ],
      "sourceIds": [
        "hls-2023-table1"
      ],
      "editorialNote": "Cape fishing town on the Kochi coast with very few holiday homes."
    },
    {
      "id": "01209",
      "name": "Yubari",
      "officialName": "Yubari-shi",
      "japaneseName": "夕張市",
      "prefecture": "Hokkaido",
      "housing_stock": 5540,
      "akiya_count": 2180,
      "akiya_rate": 39.4,
      "idle_rate": 17.1,
      "second_home_rate": 0.0,
      "coords": [
        43.057,
        141.974
      ],
      "sourceIds": [
        "hls-2023-table1"
      ],
      "editorialNote": "Former coal city whose municipal finances collapsed in 2006."
    },
    {
      "id": "15224",
      "name": "Sado",
      "officialName": "Sado-shi",
      "japaneseName": "佐渡市",
      "prefecture": "Niigata",
      "housing_stock": 27760,
      "akiya_count": 7780,
      "akiya_rate": 28.0,
      "idle_rate": 24.6,
      "second_home_rate": 0.8,
      "coords": [
        38.019,
        138.368
      ],
      "sourceIds": [
        "hls-2023-table1"
      ],
      "editorialNote": "Island city in the Sea of Japan. A quarter of its dwellings are idle."
    }
  ]
}