{ "area": { "code": "09000", "name": "栃木県", "slug": "tochigi" }, "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": 172, "price_per_tsubo": 106.44086502068966, "prev_price_per_tsubo": 102.98502396472325, "change_vs_prev": 3.3556734007754017, "note": "Sum of monthly preliminary releases from April; replaced by the annual report." }, "years": [ { 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220398.15093960406, "cost_per_unit": 2783.2258883248733, "floor_per_unit": 126.28172588832487, "yoy": 3.7447980962048932, "ratio_national": 0.9287021161443784, "rank_in_national": 30, "is_spliced": false, "price_per_tsubo_real": 77.84081232848652, "deflator": 93.6, "deflator_provisional": false }, { "fiscal_year": 2015, "units": 822, "floor_total": 100203, "cost_total": 2261189, "price_per_tsubo": 74.59872443250202, "price_per_sqm": 225660.80855862598, "cost_per_unit": 2750.838199513382, "floor_per_unit": 121.9014598540146, "yoy": 2.387795721781738, "ratio_national": 0.9309192095808868, "rank_in_national": 31, "is_spliced": false, "price_per_tsubo_real": 79.87015463865312, "deflator": 93.4, "deflator_provisional": false }, { "fiscal_year": 2016, "units": 817, "floor_total": 97392, "cost_total": 2210145, "price_per_tsubo": 75.0192545542755, "price_per_sqm": 226932.9103006407, "cost_per_unit": 2705.1958384332925, "floor_per_unit": 119.20685434516524, "yoy": 0.5637229389277021, 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"deflator": 98.1, "deflator_provisional": false }, { "fiscal_year": 2019, "units": 767, "floor_total": 93586, "cost_total": 2309647, "price_per_tsubo": 81.58493744929797, "price_per_sqm": 246794.0717628705, "cost_per_unit": 3011.2737940026077, "floor_per_unit": 122.01564537157758, "yoy": 4.59758592147419, "ratio_national": 0.9189013655240338, "rank_in_national": 38, "is_spliced": false, "price_per_tsubo_real": 81.42209326277242, "deflator": 100.2, "deflator_provisional": false }, { "fiscal_year": 2020, "units": 595, "floor_total": 72529, "cost_total": 1825245, "price_per_tsubo": 83.19260804023219, "price_per_sqm": 251657.26812723186, "cost_per_unit": 3067.638655462185, "floor_per_unit": 121.89747899159664, "yoy": 1.9705482913844552, "ratio_national": 0.910634664662945, "rank_in_national": 40, "is_spliced": false, "price_per_tsubo_real": 83.19260804023219, "deflator": 100, "deflator_provisional": false }, { "fiscal_year": 2021, "units": 643, "floor_total": 76648, "cost_total": 1983555, 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