{
  "area": {
    "code": "41000",
    "name": "佐賀県",
    "slug": "saga"
  },
  "structure": {
    "id": "steel",
    "name": "鉄骨造"
  },
  "segment": {
    "segment": "all",
    "building_type": "detached",
    "label": "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": 44,
    "price_per_tsubo": 120.45026327617511,
    "prev_price_per_tsubo": 117.02179261668323,
    "change_vs_prev": 2.929771098894534,
    "note": "Sum of monthly preliminary releases from April; replaced by the annual report."
  },
  "years": [
    {
      "fiscal_year": 2012,
      "units": 272,
      "floor_total": 35311,
      "cost_total": 720920,
      "price_per_tsubo": 67.49200325111156,
      "price_per_sqm": 204163.0086941746,
      "cost_per_unit": 2650.4411764705883,
      "floor_per_unit": 129.81985294117646,
      "yoy": null,
      "ratio_national": 0.9126392082741097,
      "rank_in_national": 35,
      "is_spliced": false,
      "price_per_tsubo_real": 76.8701631561635,
      "deflator": 87.8,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2013,
      "units": 322,
      "floor_total": 42395,
      "cost_total": 891951,
      "price_per_tsubo": 69.55071815756575,
      "price_per_sqm": 210390.61210048356,
      "cost_per_unit": 2770.0341614906833,
      "floor_per_unit": 131.6614906832298,
      "yoy": 3.0503093807936255,
      "ratio_national": 0.9202404705517849,
      "rank_in_national": 37,
      "is_spliced": false,
      "price_per_tsubo_real": 77.02183627637403,
      "deflator": 90.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2014,
      "units": 233,
      "floor_total": 30022,
      "cost_total": 648533,
      "price_per_tsubo": 71.41142848810871,
      "price_per_sqm": 216019.25254813136,
      "cost_per_unit": 2783.4034334763946,
      "floor_per_unit": 128.84978540772534,
      "yoy": 2.675328709514635,
      "ratio_national": 0.910250544816739,
      "rank_in_national": 42,
      "is_spliced": false,
      "price_per_tsubo_real": 76.29426120524435,
      "deflator": 93.6,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2015,
      "units": 219,
      "floor_total": 28955,
      "cost_total": 617648,
      "price_per_tsubo": 70.51682203142808,
      "price_per_sqm": 213313.07200828873,
      "cost_per_unit": 2820.310502283105,
      "floor_per_unit": 132.21461187214612,
      "yoy": -1.2527497007423727,
      "ratio_national": 0.8799810549984676,
      "rank_in_national": 44,
      "is_spliced": false,
      "price_per_tsubo_real": 75.49980945549044,
      "deflator": 93.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2016,
      "units": 248,
      "floor_total": 32405,
      "cost_total": 720725,
      "price_per_tsubo": 73.52462575991359,
      "price_per_sqm": 222411.66486653296,
      "cost_per_unit": 2906.1491935483873,
      "floor_per_unit": 130.66532258064515,
      "yoy": 4.265370505700039,
      "ratio_national": 0.8989839337492928,
      "rank_in_national": 45,
      "is_spliced": false,
      "price_per_tsubo_real": 78.72015605986465,
      "deflator": 93.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2017,
      "units": 252,
      "floor_total": 32332,
      "cost_total": 749293,
      "price_per_tsubo": 76.61157078034145,
      "price_per_sqm": 231749.65977978474,
      "cost_per_unit": 2973.3849206349205,
      "floor_per_unit": 128.3015873015873,
      "yoy": 4.198518507945814,
      "ratio_national": 0.9156562168996725,
      "rank_in_national": 40,
      "is_spliced": false,
      "price_per_tsubo_real": 80.47433905498052,
      "deflator": 95.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2018,
      "units": 257,
      "floor_total": 32157,
      "cost_total": 730777,
      "price_per_tsubo": 75.12502095438008,
      "price_per_sqm": 227252.85318904126,
      "cost_per_unit": 2843.490272373541,
      "floor_per_unit": 125.12451361867704,
      "yoy": -1.9403724670044586,
      "ratio_national": 0.8757853456972119,
      "rank_in_national": 45,
      "is_spliced": false,
      "price_per_tsubo_real": 76.58004174758418,
      "deflator": 98.1,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2019,
      "units": 179,
      "floor_total": 21416,
      "cost_total": 501709,
      "price_per_tsubo": 77.44418169172582,
      "price_per_sqm": 234268.3040717221,
      "cost_per_unit": 2802.8435754189945,
      "floor_per_unit": 119.64245810055866,
      "yoy": 3.087068340059518,
      "ratio_national": 0.8722635149735055,
      "rank_in_national": 45,
      "is_spliced": false,
      "price_per_tsubo_real": 77.2896024867523,
      "deflator": 100.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2020,
      "units": 189,
      "floor_total": 22910,
      "cost_total": 540156,
      "price_per_tsubo": 77.94161079179398,
      "price_per_sqm": 235773.0248799651,
      "cost_per_unit": 2857.968253968254,
      "floor_per_unit": 121.21693121693121,
      "yoy": 0.6423066125848198,
      "ratio_national": 0.8531567200339568,
      "rank_in_national": 47,
      "is_spliced": false,
      "price_per_tsubo_real": 77.94161079179398,
      "deflator": 100,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2021,
      "units": 221,
      "floor_total": 27175,
      "cost_total": 647568,
      "price_per_tsubo": 78.77548550947562,
      "price_per_sqm": 238295.49218031278,
      "cost_per_unit": 2930.1719457013573,
      "floor_per_unit": 122.96380090497738,
      "yoy": 1.0698710344968054,
      "ratio_national": 0.8360525782883796,
      "rank_in_national": 47,
      "is_spliced": false,
      "price_per_tsubo_real": 72.73821376682884,
      "deflator": 108.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2022,
      "units": 193,
      "floor_total": 22364,
      "cost_total": 579640,
      "price_per_tsubo": 85.680920926489,
      "price_per_sqm": 259184.40350563405,
      "cost_per_unit": 3003.316062176166,
      "floor_per_unit": 115.87564766839378,
      "yoy": 8.765969987176714,
      "ratio_national": 0.8554819557336139,
      "rank_in_national": 47,
      "is_spliced": false,
      "price_per_tsubo_real": 73.60903859664003,
      "deflator": 116.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2023,
      "units": 164,
      "floor_total": 17361,
      "cost_total": 501132,
      "price_per_tsubo": 95.42291079315709,
      "price_per_sqm": 288653.8793848281,
      "cost_per_unit": 3055.682926829268,
      "floor_per_unit": 105.85975609756098,
      "yoy": 11.370080714966125,
      "ratio_national": 0.8869377934494144,
      "rank_in_national": 45,
      "is_spliced": false,
      "price_per_tsubo_real": 81.55804341295477,
      "deflator": 117,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2024,
      "units": 137,
      "floor_total": 14734,
      "cost_total": 467412,
      "price_per_tsubo": 104.87076934165874,
      "price_per_sqm": 317233.60933894396,
      "cost_per_unit": 3411.7664233576643,
      "floor_per_unit": 107.54744525547446,
      "yoy": 9.901037884896692,
      "ratio_national": 0.9194381320008119,
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      "is_spliced": true,
      "price_per_tsubo_real": 86.38448874930702,
      "deflator": 121.4,
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    },
    {
      "fiscal_year": 2025,
      "units": 109,
      "floor_total": 12337,
      "cost_total": 441660,
      "price_per_tsubo": 118.34604939612547,
      "price_per_sqm": 357996.27137877926,
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    }
  ]
}