{
  "area": {
    "code": "41000",
    "name": "佐賀県",
    "slug": "saga"
  },
  "structure": {
    "id": "steel",
    "name": "鉄骨造"
  },
  "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": 41,
    "price_per_tsubo": 120.29466658951965,
    "prev_price_per_tsubo": 127.87033785095716,
    "change_vs_prev": -5.924494600356439,
    "note": "Sum of monthly preliminary releases from April; replaced by the annual report."
  },
  "years": [
    {
      "fiscal_year": 2012,
      "units": 247,
      "floor_total": 32645,
      "cost_total": 676038,
      "price_per_tsubo": 68.45886537050083,
      "price_per_sqm": 207087.76229131568,
      "cost_per_unit": 2736.995951417004,
      "floor_per_unit": 132.165991902834,
      "yoy": null,
      "ratio_national": 0.9184428852626377,
      "rank_in_national": 34,
      "is_spliced": false,
      "price_per_tsubo_real": 77.97137285934036,
      "deflator": 87.8,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2013,
      "units": 292,
      "floor_total": 39065,
      "cost_total": 835005,
      "price_per_tsubo": 70.66046791117368,
      "price_per_sqm": 213747.60015359017,
      "cost_per_unit": 2859.6061643835615,
      "floor_per_unit": 133.78424657534248,
      "yoy": 3.215949503044979,
      "ratio_national": 0.9274162170291549,
      "rank_in_national": 36,
      "is_spliced": false,
      "price_per_tsubo_real": 78.25079502898525,
      "deflator": 90.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2014,
      "units": 206,
      "floor_total": 27029,
      "cost_total": 594375,
      "price_per_tsubo": 72.69521370564948,
      "price_per_sqm": 219902.69710311148,
      "cost_per_unit": 2885.3155339805826,
      "floor_per_unit": 131.20873786407768,
      "yoy": 2.8796098506362,
      "ratio_national": 0.918102359783314,
      "rank_in_national": 35,
      "is_spliced": false,
      "price_per_tsubo_real": 77.66582660859987,
      "deflator": 93.6,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2015,
      "units": 190,
      "floor_total": 25439,
      "cost_total": 544968,
      "price_per_tsubo": 70.81841914855144,
      "price_per_sqm": 214225.40194190023,
      "cost_per_unit": 2868.2526315789473,
      "floor_per_unit": 133.88947368421051,
      "yoy": -2.581730572658303,
      "ratio_national": 0.8750642247705378,
      "rank_in_national": 44,
      "is_spliced": false,
      "price_per_tsubo_real": 75.82271857446621,
      "deflator": 93.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2016,
      "units": 218,
      "floor_total": 28254,
      "cost_total": 637503,
      "price_per_tsubo": 74.58947555638139,
      "price_per_sqm": 225632.83074962837,
      "cost_per_unit": 2924.3256880733943,
      "floor_per_unit": 129.60550458715596,
      "yoy": 5.324965528981429,
      "ratio_national": 0.9032776695193862,
      "rank_in_national": 40,
      "is_spliced": false,
      "price_per_tsubo_real": 79.86025220169313,
      "deflator": 93.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2017,
      "units": 219,
      "floor_total": 28826,
      "cost_total": 676868,
      "price_per_tsubo": 77.62379330188024,
      "price_per_sqm": 234811.62839103586,
      "cost_per_unit": 3090.7214611872146,
      "floor_per_unit": 131.6255707762557,
      "yoy": 4.0680239710295885,
      "ratio_national": 0.917801138801604,
      "rank_in_national": 38,
      "is_spliced": false,
      "price_per_tsubo_real": 81.53759800617672,
      "deflator": 95.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2018,
      "units": 222,
      "floor_total": 28531,
      "cost_total": 660067,
      "price_per_tsubo": 76.47971988118188,
      "price_per_sqm": 231350.81139812834,
      "cost_per_unit": 2973.274774774775,
      "floor_per_unit": 128.518018018018,
      "yoy": -1.473869508346548,
      "ratio_national": 0.8834867983490983,
      "rank_in_national": 45,
      "is_spliced": false,
      "price_per_tsubo_real": 77.96097847215279,
      "deflator": 98.1,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2019,
      "units": 157,
      "floor_total": 19029,
      "cost_total": 449122,
      "price_per_tsubo": 78.02317601450417,
      "price_per_sqm": 236019.75931473015,
      "cost_per_unit": 2860.6496815286623,
      "floor_per_unit": 121.20382165605096,
      "yoy": 2.0181247208020503,
      "ratio_national": 0.8699021802683645,
      "rank_in_national": 45,
      "is_spliced": false,
      "price_per_tsubo_real": 77.86744113223969,
      "deflator": 100.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2020,
      "units": 143,
      "floor_total": 17924,
      "cost_total": 433204,
      "price_per_tsubo": 79.8974253046195,
      "price_per_sqm": 241689.35505467528,
      "cost_per_unit": 3029.3986013986014,
      "floor_per_unit": 125.34265734265735,
      "yoy": 2.4021699523830042,
      "ratio_national": 0.86760296532389,
      "rank_in_national": 47,
      "is_spliced": false,
      "price_per_tsubo_real": 79.8974253046195,
      "deflator": 100,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2021,
      "units": 172,
      "floor_total": 21743,
      "cost_total": 532409,
      "price_per_tsubo": 80.94707943292093,
      "price_per_sqm": 244864.55410936853,
      "cost_per_unit": 3095.4011627906975,
      "floor_per_unit": 126.41279069767442,
      "yoy": 1.313752131936008,
      "ratio_national": 0.8526919062167487,
      "rank_in_national": 46,
      "is_spliced": false,
      "price_per_tsubo_real": 74.74337897776633,
      "deflator": 108.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2022,
      "units": 142,
      "floor_total": 16929,
      "cost_total": 449061,
      "price_per_tsubo": 87.6898436523126,
      "price_per_sqm": 265261.3857877016,
      "cost_per_unit": 3162.4014084507044,
      "floor_per_unit": 119.21830985915493,
      "yoy": 8.329842492933004,
      "ratio_national": 0.8664734297968113,
      "rank_in_national": 47,
      "is_spliced": false,
      "price_per_tsubo_real": 75.33491722707268,
      "deflator": 116.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2023,
      "units": 98,
      "floor_total": 10860,
      "cost_total": 339974,
      "price_per_tsubo": 103.48827343093923,
      "price_per_sqm": 313051.5653775322,
      "cost_per_unit": 3469.122448979592,
      "floor_per_unit": 110.81632653061224,
      "yoy": 18.016259489829743,
      "ratio_national": 0.9464904639164957,
      "rank_in_national": 31,
      "is_spliced": false,
      "price_per_tsubo_real": 88.45151575293951,
      "deflator": 117,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2024,
      "units": 96,
      "floor_total": 11273,
      "cost_total": 396812,
      "price_per_tsubo": 116.3645117963275,
      "price_per_sqm": 352002.12898075045,
      "cost_per_unit": 4133.458333333333,
      "floor_per_unit": 117.42708333333333,
      "yoy": 12.442219720653625,
      "ratio_national": 1.0021362643154683,
      "rank_in_national": 11,
      "is_spliced": true,
      "price_per_tsubo_real": 95.85215139730437,
      "deflator": 121.4,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2025,
      "units": 76,
      "floor_total": 9255,
      "cost_total": 353967,
      "price_per_tsubo": 126.43334078119935,
      "price_per_sqm": 382460.29173419776,
      "cost_per_unit": 4657.460526315789,
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      "ratio_national": 1.0288552208138124,
      "rank_in_national": 8,
      "is_spliced": false,
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      "deflator": 124.3,
      "deflator_provisional": true
    }
  ]
}