{ "area": { "code": "40000", "name": "福岡県", "slug": "fukuoka" }, "structure": { "id": "rc", "name": "鉄筋コンクリート造" }, "segment": { "segment": "owner", "building_type": "all", "label": "持家" }, "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": 10, "price_per_tsubo": 132.80816681094845, "prev_price_per_tsubo": 137.95659195422536, "change_vs_prev": -3.7319167357984497, "note": "Sum of monthly preliminary releases from April; replaced by the annual report." }, "years": [ { 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"cost_per_unit": 4659.5625, "floor_per_unit": 180, "yoy": 19.330138878110393, "ratio_national": 1.0897379390252735, "rank_in_national": 7, "is_spliced": false, "price_per_tsubo_real": 92.41381759584235, "deflator": 92.6, "deflator_provisional": false }, { "fiscal_year": 2015, "units": 55, "floor_total": 10980, "cost_total": 272966, "price_per_tsubo": 82.18290283606558, "price_per_sqm": 248602.91438979964, "cost_per_unit": 4963.018181818182, "floor_per_unit": 199.63636363636363, "yoy": -3.9641069517493577, "ratio_national": 0.9999353610481183, "rank_in_national": 11, "is_spliced": false, "price_per_tsubo_real": 89.03889798056943, "deflator": 92.3, "deflator_provisional": false }, { "fiscal_year": 2016, "units": 47, "floor_total": 9124, "cost_total": 239340, "price_per_tsubo": 86.71720501972818, "price_per_sqm": 262319.15826391935, "cost_per_unit": 5092.340425531915, "floor_per_unit": 194.12765957446808, "yoy": 5.5173302806149405, "ratio_national": 1.0328100420336717, "rank_in_national": 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