{
  "area": {
    "code": "12000",
    "name": "千葉県",
    "slug": "chiba"
  },
  "structure": {
    "id": "wood",
    "name": "木造"
  },
  "segment": {
    "segment": "rental",
    "building_type": "apartment",
    "label": "貸家・共同住宅"
  },
  "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": 3168,
    "price_per_tsubo": 81.52985044688816,
    "prev_price_per_tsubo": 74.12918812813044,
    "change_vs_prev": 9.983466034952215,
    "note": "Sum of monthly preliminary releases from April; replaced by the annual report."
  },
  "years": [
    {
      "fiscal_year": 2012,
      "units": 1870,
      "floor_total": 66980,
      "cost_total": 1148831,
      "price_per_tsubo": 56.700418505374735,
      "price_per_sqm": 171518.51298895193,
      "cost_per_unit": 614.348128342246,
      "floor_per_unit": 35.81818181818182,
      "yoy": null,
      "ratio_national": 1.1170685185009865,
      "rank_in_national": 4,
      "is_spliced": false,
      "price_per_tsubo_real": 64.50559556925452,
      "deflator": 87.9,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2013,
      "units": 2149,
      "floor_total": 72460,
      "cost_total": 1347833,
      "price_per_tsubo": 61.49120691512558,
      "price_per_sqm": 186010.62655258074,
      "cost_per_unit": 627.1907864122848,
      "floor_per_unit": 33.71800837598883,
      "yoy": 8.449299910011622,
      "ratio_national": 1.1751917970750452,
      "rank_in_national": 5,
      "is_spliced": false,
      "price_per_tsubo_real": 67.79625900234353,
      "deflator": 90.7,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2014,
      "units": 2679,
      "floor_total": 82335,
      "cost_total": 1522660,
      "price_per_tsubo": 61.13553411550374,
      "price_per_sqm": 184934.71792068987,
      "cost_per_unit": 568.3687943262412,
      "floor_per_unit": 30.733482642777155,
      "yoy": -0.5784124551543868,
      "ratio_national": 1.139546906523401,
      "rank_in_national": 6,
      "is_spliced": false,
      "price_per_tsubo_real": 65.38559798449597,
      "deflator": 93.5,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2015,
      "units": 3589,
      "floor_total": 107225,
      "cost_total": 2050451,
      "price_per_tsubo": 63.21623139463745,
      "price_per_sqm": 191228.81790627187,
      "cost_per_unit": 571.3154081916969,
      "floor_per_unit": 29.876010030649205,
      "yoy": 3.4034171930233503,
      "ratio_national": 1.1623992537070242,
      "rank_in_national": 8,
      "is_spliced": false,
      "price_per_tsubo_real": 67.61094266806144,
      "deflator": 93.5,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2016,
      "units": 4551,
      "floor_total": 130951,
      "cost_total": 2510638,
      "price_per_tsubo": 63.37975268627197,
      "price_per_sqm": 191723.4690838558,
      "cost_per_unit": 551.6673258624478,
      "floor_per_unit": 28.774115578993626,
      "yoy": 0.2586697878488087,
      "ratio_national": 1.159502066147105,
      "rank_in_national": 2,
      "is_spliced": false,
      "price_per_tsubo_real": 67.49707421328218,
      "deflator": 93.9,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2017,
      "units": 4934,
      "floor_total": 144313,
      "cost_total": 2661563,
      "price_per_tsubo": 60.9686469671478,
      "price_per_sqm": 184429.88504154165,
      "cost_per_unit": 539.4331171463316,
      "floor_per_unit": 29.248682610458047,
      "yoy": -3.8042207754566015,
      "ratio_national": 1.1013714780456123,
      "rank_in_national": 10,
      "is_spliced": false,
      "price_per_tsubo_real": 63.975495243596846,
      "deflator": 95.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2018,
      "units": 4243,
      "floor_total": 127757,
      "cost_total": 2346623,
      "price_per_tsubo": 60.720295930320844,
      "price_per_sqm": 183678.62426324977,
      "cost_per_unit": 553.0575064812632,
      "floor_per_unit": 30.11006363422107,
      "yoy": -0.4073422146972927,
      "ratio_national": 1.086005511009097,
      "rank_in_national": 10,
      "is_spliced": false,
      "price_per_tsubo_real": 62.02277418827461,
      "deflator": 97.9,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2019,
      "units": 3117,
      "floor_total": 100896,
      "cost_total": 1838394,
      "price_per_tsubo": 60.23375060715984,
      "price_per_sqm": 182206.82683158896,
      "cost_per_unit": 589.7959576515881,
      "floor_per_unit": 32.36958614051973,
      "yoy": -0.8012894464798692,
      "ratio_national": 1.0848494369253483,
      "rank_in_national": 10,
      "is_spliced": false,
      "price_per_tsubo_real": 60.17357703012971,
      "deflator": 100.1,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2020,
      "units": 3223,
      "floor_total": 103814,
      "cost_total": 1800659,
      "price_per_tsubo": 57.33909218034177,
      "price_per_sqm": 173450.49800604928,
      "cost_per_unit": 558.6903506050264,
      "floor_per_unit": 32.210363015823766,
      "yoy": -4.8057084236657,
      "ratio_national": 1.017950513643523,
      "rank_in_national": 15,
      "is_spliced": false,
      "price_per_tsubo_real": 57.33909218034178,
      "deflator": 100,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2021,
      "units": 3756,
      "floor_total": 118203,
      "cost_total": 2132057,
      "price_per_tsubo": 59.627358950534244,
      "price_per_sqm": 180372.4947759363,
      "cost_per_unit": 567.6403088391907,
      "floor_per_unit": 31.47044728434505,
      "yoy": 3.990762119141089,
      "ratio_national": 1.0620401039572431,
      "rank_in_national": 13,
      "is_spliced": false,
      "price_per_tsubo_real": 54.0592556215179,
      "deflator": 110.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2022,
      "units": 3701,
      "floor_total": 120307,
      "cost_total": 2195465,
      "price_per_tsubo": 60.3268824120791,
      "price_per_sqm": 182488.55012592784,
      "cost_per_unit": 593.2085922723588,
      "floor_per_unit": 32.50661983247771,
      "yoy": 1.1731585531486788,
      "ratio_national": 1.0378686485522137,
      "rank_in_national": 18,
      "is_spliced": false,
      "price_per_tsubo_real": 51.69398664274131,
      "deflator": 116.7,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2023,
      "units": 4333,
      "floor_total": 143437,
      "cost_total": 3101361,
      "price_per_tsubo": 71.47701206934055,
      "price_per_sqm": 216217.64258873233,
      "cost_per_unit": 715.7537502884837,
      "floor_per_unit": 33.103392568659125,
      "yoy": 18.482854096615608,
      "ratio_national": 1.0801090044548023,
      "rank_in_national": 11,
      "is_spliced": false,
      "price_per_tsubo_real": 62.26220563531406,
      "deflator": 114.8,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2024,
      "units": 5528,
      "floor_total": 180696,
      "cost_total": 4106625,
      "price_per_tsubo": 75.12971985406429,
      "price_per_sqm": 227267.06733962015,
      "cost_per_unit": 742.8771707670044,
      "floor_per_unit": 32.68740955137482,
      "yoy": 5.110325234608593,
      "ratio_national": 1.0704554616119872,
      "rank_in_national": 10,
      "is_spliced": true,
      "price_per_tsubo_real": 63.240504927663544,
      "deflator": 118.8,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2025,
      "units": 6048,
      "floor_total": 194987,
      "cost_total": 4473291,
      "price_per_tsubo": 75.83972600681072,
      "price_per_sqm": 229414.83278372404,
      "cost_per_unit": 739.6314484126984,
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      "yoy": 0.9450403304119614,
      "ratio_national": 1.0317429420129556,
      "rank_in_national": 18,
      "is_spliced": false,
      "price_per_tsubo_real": 62.011223227155135,
      "deflator": 122.3,
      "deflator_provisional": true
    }
  ]
}