{
  "area": {
    "code": "15000",
    "name": "新潟県",
    "slug": "niigata"
  },
  "structure": {
    "id": "all",
    "name": "全構造"
  },
  "segment": {
    "segment": "owner",
    "building_type": "detached",
    "label": "持家・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": 1928,
    "price_per_tsubo": 91.94757388496076,
    "prev_price_per_tsubo": 89.47980083385039,
    "change_vs_prev": 2.7579107554034863,
    "note": "Sum of monthly preliminary releases from April; replaced by the annual report."
  },
  "years": [
    {
      "fiscal_year": 2012,
      "units": 5653,
      "floor_total": 735776,
      "cost_total": 12204189,
      "price_per_tsubo": 54.83256582752088,
      "price_per_sqm": 165868.26697255686,
      "cost_per_unit": 2158.887139571909,
      "floor_per_unit": 130.15673093932426,
      "yoy": null,
      "ratio_national": 0.9358745973591084,
      "rank_in_national": 31,
      "is_spliced": false,
      "price_per_tsubo_real": 62.45166950742698,
      "deflator": 87.8,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2013,
      "units": 6625,
      "floor_total": 865279,
      "cost_total": 14712507,
      "price_per_tsubo": 56.208989835105214,
      "price_per_sqm": 170031.94345407665,
      "cost_per_unit": 2220.7557735849055,
      "floor_per_unit": 130.60815094339623,
      "yoy": 2.5102308943811824,
      "ratio_national": 0.9506619606434842,
      "rank_in_national": 26,
      "is_spliced": false,
      "price_per_tsubo_real": 62.17808610078011,
      "deflator": 90.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2014,
      "units": 5169,
      "floor_total": 660977,
      "cost_total": 11571482,
      "price_per_tsubo": 57.873253503193006,
      "price_per_sqm": 175066.33362431673,
      "cost_per_unit": 2238.6306829173923,
      "floor_per_unit": 127.87328303346875,
      "yoy": 2.9608496309399657,
      "ratio_national": 0.9476189675941735,
      "rank_in_national": 31,
      "is_spliced": false,
      "price_per_tsubo_real": 61.96279818329016,
      "deflator": 93.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2015,
      "units": 5345,
      "floor_total": 678948,
      "cost_total": 12031233,
      "price_per_tsubo": 58.57993504520228,
      "price_per_sqm": 177204.04213577477,
      "cost_per_unit": 2250.932273152479,
      "floor_per_unit": 127.02488306828812,
      "yoy": 1.2210848694903298,
      "ratio_national": 0.9477228806635195,
      "rank_in_national": 33,
      "is_spliced": false,
      "price_per_tsubo_real": 62.854007559229906,
      "deflator": 93.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2016,
      "units": 5565,
      "floor_total": 704866,
      "cost_total": 12650286,
      "price_per_tsubo": 59.329275289118776,
      "price_per_sqm": 179470.7930301646,
      "cost_per_unit": 2273.187061994609,
      "floor_per_unit": 126.66055705300988,
      "yoy": 1.2791756142069621,
      "ratio_national": 0.9522114185344736,
      "rank_in_national": 32,
      "is_spliced": false,
      "price_per_tsubo_real": 63.453770362693874,
      "deflator": 93.5,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2017,
      "units": 5417,
      "floor_total": 675147,
      "cost_total": 12271126,
      "price_per_tsubo": 60.08434551222179,
      "price_per_sqm": 181754.8770860272,
      "cost_per_unit": 2265.2992431235,
      "floor_per_unit": 124.63485323980063,
      "yoy": 1.2726773071531028,
      "ratio_national": 0.9527786646025518,
      "rank_in_national": 32,
      "is_spliced": false,
      "price_per_tsubo_real": 63.113808311157335,
      "deflator": 95.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2018,
      "units": 5528,
      "floor_total": 684644,
      "cost_total": 12766091,
      "price_per_tsubo": 61.640817661280906,
      "price_per_sqm": 186463.1983921571,
      "cost_per_unit": 2309.3507597684516,
      "floor_per_unit": 123.85021707670043,
      "yoy": 2.590478660939244,
      "ratio_national": 0.9642498431464774,
      "rank_in_national": 25,
      "is_spliced": false,
      "price_per_tsubo_real": 62.83467651506719,
      "deflator": 98.1,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2019,
      "units": 5760,
      "floor_total": 706445,
      "cost_total": 13524574,
      "price_per_tsubo": 63.28787305941722,
      "price_per_sqm": 191445.533622575,
      "cost_per_unit": 2348.0163194444444,
      "floor_per_unit": 122.64670138888889,
      "yoy": 2.6720206847140826,
      "ratio_national": 0.9763666262336657,
      "rank_in_national": 23,
      "is_spliced": false,
      "price_per_tsubo_real": 63.16154995949822,
      "deflator": 100.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2020,
      "units": 5210,
      "floor_total": 627262,
      "cost_total": 12096594,
      "price_per_tsubo": 63.75135027988305,
      "price_per_sqm": 192847.55014650975,
      "cost_per_unit": 2321.8030710172743,
      "floor_per_unit": 120.3957773512476,
      "yoy": 0.7323318008028101,
      "ratio_national": 0.9780366028080644,
      "rank_in_national": 24,
      "is_spliced": false,
      "price_per_tsubo_real": 63.75135027988305,
      "deflator": 100,
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    },
    {
      "fiscal_year": 2021,
      "units": 5510,
      "floor_total": 658963,
      "cost_total": 13224764,
      "price_per_tsubo": 66.34407786713366,
      "price_per_sqm": 200690.53952953353,
      "cost_per_unit": 2400.1386569872957,
      "floor_per_unit": 119.59401088929219,
      "yoy": 4.066937525037417,
      "ratio_national": 1.0045188362806092,
      "rank_in_national": 15,
      "is_spliced": false,
      "price_per_tsubo_real": 61.03411027335204,
      "deflator": 108.7,
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    },
    {
      "fiscal_year": 2022,
      "units": 4878,
      "floor_total": 565766,
      "cost_total": 11943807,
      "price_per_tsubo": 69.7880709383915,
      "price_per_sqm": 211108.60320344454,
      "cost_per_unit": 2448.5049200492003,
      "floor_per_unit": 115.98318983189831,
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      "ratio_national": 1.018611968206379,
      "rank_in_national": 12,
      "is_spliced": false,
      "price_per_tsubo_real": 60.527381559749784,
      "deflator": 115.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2023,
      "units": 4295,
      "floor_total": 487889,
      "cost_total": 12130423,
      "price_per_tsubo": 82.19211961977007,
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      "cost_per_unit": 2824.3126891734573,
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      "ratio_national": 1.0016357296286265,
      "rank_in_national": 16,
      "is_spliced": false,
      "price_per_tsubo_real": 71.53361150545697,
      "deflator": 114.9,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2024,
      "units": 4515,
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      "cost_total": 13140089,
      "price_per_tsubo": 85.49245578652459,
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      "deflator": 119.3,
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    },
    {
      "fiscal_year": 2025,
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  ]
}