{
  "area": {
    "code": "35000",
    "name": "山口県",
    "slug": "yamaguchi"
  },
  "structure": {
    "id": "wood",
    "name": "木造"
  },
  "segment": {
    "segment": "all",
    "building_type": "all",
    "label": "新築住宅すべて"
  },
  "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": 1670,
    "price_per_tsubo": 83.45470615313795,
    "prev_price_per_tsubo": 81.8493606403318,
    "change_vs_prev": 1.9613415428624705,
    "note": "Sum of monthly preliminary releases from April; replaced by the annual report."
  },
  "years": [
    {
      "fiscal_year": 2012,
      "units": 4472,
      "floor_total": 430796,
      "cost_total": 7032605,
      "price_per_tsubo": 53.96594973711455,
      "price_per_sqm": 163246.7571658047,
      "cost_per_unit": 1572.5860912343471,
      "floor_per_unit": 96.33184257602862,
      "yoy": null,
      "ratio_national": 1.0224851837144178,
      "rank_in_national": 10,
      "is_spliced": false,
      "price_per_tsubo_real": 61.3947095985376,
      "deflator": 87.9,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2013,
      "units": 4720,
      "floor_total": 471047,
      "cost_total": 7845274,
      "price_per_tsubo": 55.05783570739226,
      "price_per_sqm": 166549.70735404323,
      "cost_per_unit": 1662.1343220338983,
      "floor_per_unit": 99.79809322033898,
      "yoy": 2.0232868606901766,
      "ratio_national": 1.0310347136314575,
      "rank_in_national": 10,
      "is_spliced": false,
      "price_per_tsubo_real": 60.703236722593445,
      "deflator": 90.7,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2014,
      "units": 4240,
      "floor_total": 403224,
      "cost_total": 6865736,
      "price_per_tsubo": 56.28802207071008,
      "price_per_sqm": 170271.01561414995,
      "cost_per_unit": 1619.277358490566,
      "floor_per_unit": 95.1,
      "yoy": 2.234352926358585,
      "ratio_national": 1.0364603345965293,
      "rank_in_national": 9,
      "is_spliced": false,
      "price_per_tsubo_real": 60.20109312375409,
      "deflator": 93.5,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2015,
      "units": 4309,
      "floor_total": 419773,
      "cost_total": 7162018,
      "price_per_tsubo": 56.4022161602104,
      "price_per_sqm": 170616.45222536943,
      "cost_per_unit": 1662.1067533070318,
      "floor_per_unit": 97.41773033186354,
      "yoy": 0.20287458201475594,
      "ratio_national": 1.0264603637684009,
      "rank_in_national": 15,
      "is_spliced": false,
      "price_per_tsubo_real": 60.323225839797225,
      "deflator": 93.5,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2016,
      "units": 4566,
      "floor_total": 440882,
      "cost_total": 7553893,
      "price_per_tsubo": 56.64006228530537,
      "price_per_sqm": 171335.93569254357,
      "cost_per_unit": 1654.3786684187473,
      "floor_per_unit": 96.55759964958388,
      "yoy": 0.421696417777917,
      "ratio_national": 1.0280506436658265,
      "rank_in_national": 14,
      "is_spliced": false,
      "price_per_tsubo_real": 60.31955514941999,
      "deflator": 93.9,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2017,
      "units": 5040,
      "floor_total": 482959,
      "cost_total": 8306626,
      "price_per_tsubo": 56.857748099818,
      "price_per_sqm": 171994.43431015883,
      "cost_per_unit": 1648.1400793650794,
      "floor_per_unit": 95.82519841269841,
      "yoy": 0.3843318769956694,
      "ratio_national": 1.0243647866517678,
      "rank_in_national": 14,
      "is_spliced": false,
      "price_per_tsubo_real": 59.661855298864644,
      "deflator": 95.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2018,
      "units": 5248,
      "floor_total": 501245,
      "cost_total": 8604720,
      "price_per_tsubo": 56.7494884314058,
      "price_per_sqm": 171666.94929625234,
      "cost_per_unit": 1639.6189024390244,
      "floor_per_unit": 95.51162347560975,
      "yoy": -0.19040442513154066,
      "ratio_national": 1.0125120580357128,
      "rank_in_national": 18,
      "is_spliced": false,
      "price_per_tsubo_real": 57.966791043315425,
      "deflator": 97.9,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2019,
      "units": 4764,
      "floor_total": 460530,
      "cost_total": 8241585,
      "price_per_tsubo": 59.159988007621656,
      "price_per_sqm": 178958.69975897335,
      "cost_per_unit": 1729.9716624685138,
      "floor_per_unit": 96.66876574307305,
      "yoy": 4.24761463555654,
      "ratio_national": 1.0483558569827258,
      "rank_in_national": 10,
      "is_spliced": false,
      "price_per_tsubo_real": 59.100887120501156,
      "deflator": 100.1,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2020,
      "units": 4455,
      "floor_total": 434295,
      "cost_total": 7811094,
      "price_per_tsubo": 59.456904717438604,
      "price_per_sqm": 179856.87148136634,
      "cost_per_unit": 1753.3319865319866,
      "floor_per_unit": 97.48484848484848,
      "yoy": 0.5018877113002418,
      "ratio_national": 1.0446829295416709,
      "rank_in_national": 13,
      "is_spliced": false,
      "price_per_tsubo_real": 59.456904717438604,
      "deflator": 100,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2021,
      "units": 5085,
      "floor_total": 482447,
      "cost_total": 8638783,
      "price_per_tsubo": 59.19407199872732,
      "price_per_sqm": 179061.8036799897,
      "cost_per_unit": 1698.8757128810225,
      "floor_per_unit": 94.87649950835791,
      "yoy": -0.4420558385276996,
      "ratio_national": 1.0377696965811496,
      "rank_in_national": 17,
      "is_spliced": false,
      "price_per_tsubo_real": 53.666429735926855,
      "deflator": 110.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2022,
      "units": 4777,
      "floor_total": 445491,
      "cost_total": 8226360,
      "price_per_tsubo": 61.044148196933264,
      "price_per_sqm": 184658.27592476615,
      "cost_per_unit": 1722.0766171237178,
      "floor_per_unit": 93.25748377642871,
      "yoy": 3.125441679777885,
      "ratio_national": 1.0448444374545212,
      "rank_in_national": 19,
      "is_spliced": false,
      "price_per_tsubo_real": 52.30861028014847,
      "deflator": 116.7,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2023,
      "units": 4501,
      "floor_total": 399319,
      "cost_total": 8894331,
      "price_per_tsubo": 73.63233524197446,
      "price_per_sqm": 222737.48556918153,
      "cost_per_unit": 1976.0788713619195,
      "floor_per_unit": 88.71784047989335,
      "yoy": 20.621447619238964,
      "ratio_national": 1.0799557600077443,
      "rank_in_national": 13,
      "is_spliced": false,
      "price_per_tsubo_real": 64.13966484492549,
      "deflator": 114.8,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2024,
      "units": 4304,
      "floor_total": 389188,
      "cost_total": 9119635,
      "price_per_tsubo": 77.46281536596709,
      "price_per_sqm": 234324.67085316093,
      "cost_per_unit": 2118.8743029739776,
      "floor_per_unit": 90.42472118959108,
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      "ratio_national": 1.0787868543645458,
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      "price_per_tsubo_real": 65.20439003869284,
      "deflator": 118.8,
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    {
      "fiscal_year": 2025,
      "units": 4010,
      "floor_total": 349117,
      "cost_total": 8669355,
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      "deflator": 122.3,
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    }
  ]
}