{
  "area": {
    "code": "09000",
    "name": "栃木県",
    "slug": "tochigi"
  },
  "structure": {
    "id": "all",
    "name": "全構造"
  },
  "segment": {
    "segment": "rental",
    "building_type": "detached",
    "label": "貸家・一戸建"
  },
  "unit": {
    "price_per_tsubo": "万円/坪",
    "price_per_sqm": "円/㎡",
    "cost": "万円",
    "floor": "㎡",
    "yoy": "%"
  },
  "formula": "price_per_tsubo = cost_total / floor_total * 3.30579",
  "formula_real": "price_per_tsubo_real = price_per_tsubo / deflator * 100 (MLIT construction cost deflator for housing of the same structure, FY2020 = 100)",
  "source": "https://www.e-stat.go.jp/stat-search/files?page=1&toukei=00600120&tstat=000001016966&cycle=8",
  "last_verified_at": "2026-10-13T11:03:37.415Z",
  "provisional": {
    "fiscal_year": 2026,
    "through_month": "2026-08",
    "months": 5,
    "units": 56,
    "price_per_tsubo": 73.93112728503563,
    "prev_price_per_tsubo": 76.94190039406054,
    "change_vs_prev": -3.913047498963678,
    "note": "Sum of monthly preliminary releases from April; replaced by the annual report."
  },
  "years": [
    {
      "fiscal_year": 2012,
      "units": 285,
      "floor_total": 24016,
      "cost_total": 371697,
      "price_per_tsubo": 51.16390013449367,
      "price_per_sqm": 154770.56962025317,
      "cost_per_unit": 1304.2,
      "floor_per_unit": 84.26666666666667,
      "yoy": null,
      "ratio_national": 1.0239003840157215,
      "rank_in_national": 16,
      "is_spliced": false,
      "price_per_tsubo_real": 58.273234777327644,
      "deflator": 87.8,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2013,
      "units": 214,
      "floor_total": 16490,
      "cost_total": 259016,
      "price_per_tsubo": 51.925561106124924,
      "price_per_sqm": 157074.59066100666,
      "cost_per_unit": 1210.3551401869158,
      "floor_per_unit": 77.05607476635514,
      "yoy": 1.4886687090489348,
      "ratio_national": 0.9987991019307849,
      "rank_in_national": 19,
      "is_spliced": false,
      "price_per_tsubo_real": 57.439779984651466,
      "deflator": 90.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2014,
      "units": 254,
      "floor_total": 19995,
      "cost_total": 331238,
      "price_per_tsubo": 54.76385436459115,
      "price_per_sqm": 165660.41510377594,
      "cost_per_unit": 1304.0866141732283,
      "floor_per_unit": 78.72047244094489,
      "yoy": 5.466081055273242,
      "ratio_national": 0.9730656996112516,
      "rank_in_national": 17,
      "is_spliced": false,
      "price_per_tsubo_real": 58.633677049883445,
      "deflator": 93.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2015,
      "units": 293,
      "floor_total": 24056,
      "cost_total": 399222,
      "price_per_tsubo": 54.861327543232456,
      "price_per_sqm": 165955.2710342534,
      "cost_per_unit": 1362.5324232081912,
      "floor_per_unit": 82.10238907849829,
      "yoy": 0.17798816349261504,
      "ratio_national": 0.9642009084022645,
      "rank_in_national": 16,
      "is_spliced": false,
      "price_per_tsubo_real": 58.86408534681594,
      "deflator": 93.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2016,
      "units": 250,
      "floor_total": 21379,
      "cost_total": 357777,
      "price_per_tsubo": 55.32230828523318,
      "price_per_sqm": 167349.73572197015,
      "cost_per_unit": 1431.108,
      "floor_per_unit": 85.516,
      "yoy": 0.8402653793557091,
      "ratio_national": 0.9700476780119685,
      "rank_in_national": 20,
      "is_spliced": false,
      "price_per_tsubo_real": 59.168244155329596,
      "deflator": 93.5,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2017,
      "units": 206,
      "floor_total": 18378,
      "cost_total": 311615,
      "price_per_tsubo": 56.05254928991185,
      "price_per_sqm": 169558.71150288387,
      "cost_per_unit": 1512.6941747572816,
      "floor_per_unit": 89.2135922330097,
      "yoy": 1.3199756613799796,
      "ratio_national": 0.9730366217445087,
      "rank_in_national": 18,
      "is_spliced": false,
      "price_per_tsubo_real": 58.87872824570572,
      "deflator": 95.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2018,
      "units": 184,
      "floor_total": 14892,
      "cost_total": 263063,
      "price_per_tsubo": 58.3958524556809,
      "price_per_sqm": 176647.19312382487,
      "cost_per_unit": 1429.6902173913043,
      "floor_per_unit": 80.93478260869566,
      "yoy": 4.1805469964428355,
      "ratio_national": 1.0330275978517025,
      "rank_in_national": 18,
      "is_spliced": false,
      "price_per_tsubo_real": 59.52686284982763,
      "deflator": 98.1,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2019,
      "units": 155,
      "floor_total": 14789,
      "cost_total": 240397,
      "price_per_tsubo": 53.7360199222395,
      "price_per_sqm": 162551.22050172425,
      "cost_per_unit": 1550.9483870967742,
      "floor_per_unit": 95.41290322580645,
      "yoy": -7.979732014320618,
      "ratio_national": 0.9378136564763037,
      "rank_in_national": 31,
      "is_spliced": false,
      "price_per_tsubo_real": 53.6287623974446,
      "deflator": 100.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2020,
      "units": 128,
      "floor_total": 12014,
      "cost_total": 205327,
      "price_per_tsubo": 56.49808084984185,
      "price_per_sqm": 170906.44248376894,
      "cost_per_unit": 1604.1171875,
      "floor_per_unit": 93.859375,
      "yoy": 5.1400549046976,
      "ratio_national": 0.9568195752073385,
      "rank_in_national": 26,
      "is_spliced": false,
      "price_per_tsubo_real": 56.49808084984185,
      "deflator": 100,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2021,
      "units": 165,
      "floor_total": 14206,
      "cost_total": 255680,
      "price_per_tsubo": 59.4977042939603,
      "price_per_sqm": 179980.29001830213,
      "cost_per_unit": 1549.5757575757575,
      "floor_per_unit": 86.0969696969697,
      "yoy": 5.3092483833047766,
      "ratio_national": 0.998046606262021,
      "rank_in_national": 17,
      "is_spliced": false,
      "price_per_tsubo_real": 54.735698522502574,
      "deflator": 108.7,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2022,
      "units": 128,
      "floor_total": 11263,
      "cost_total": 214443,
      "price_per_tsubo": 62.94091494006925,
      "price_per_sqm": 190395.98685962887,
      "cost_per_unit": 1675.3359375,
      "floor_per_unit": 87.9921875,
      "yoy": 5.787131935540035,
      "ratio_national": 0.9810871905609686,
      "rank_in_national": 20,
      "is_spliced": false,
      "price_per_tsubo_real": 54.58882475287879,
      "deflator": 115.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2023,
      "units": 146,
      "floor_total": 11442,
      "cost_total": 261643,
      "price_per_tsubo": 75.59314918458311,
      "price_per_sqm": 228668.93899667892,
      "cost_per_unit": 1792.0753424657535,
      "floor_per_unit": 78.36986301369863,
      "yoy": 20.101764101397322,
      "ratio_national": 1.0366402424950152,
      "rank_in_national": 15,
      "is_spliced": false,
      "price_per_tsubo_real": 65.79038223201314,
      "deflator": 114.9,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2024,
      "units": 177,
      "floor_total": 14353,
      "cost_total": 312636,
      "price_per_tsubo": 72.00647686476695,
      "price_per_sqm": 217819.27123249494,
      "cost_per_unit": 1766.3050847457628,
      "floor_per_unit": 81.090395480226,
      "yoy": -4.744705516975134,
      "ratio_national": 0.9374378242057191,
      "rank_in_national": 29,
      "is_spliced": true,
      "price_per_tsubo_real": 60.35748270307373,
      "deflator": 119.3,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2025,
      "units": 157,
      "floor_total": 12324,
      "cost_total": 286206,
      "price_per_tsubo": 76.77190301363194,
      "price_per_sqm": 232234.6640701071,
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    }
  ]
}