{ "area": { "code": "01000", "name": "北海道", "slug": "hokkaido" }, "structure": { "id": "steel", "name": "鉄骨造" }, "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": 242, "price_per_tsubo": 121.83464069272948, "prev_price_per_tsubo": 107.55955350544974, "change_vs_prev": 13.271798480045248, "note": "Sum of monthly preliminary releases from April; replaced by the annual report." }, "years": [ { 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222141.37456111424, "cost_per_unit": 2410.865263157895, "floor_per_unit": 108.52842105263159, "yoy": 5.024236086174927, "ratio_national": 1.0097534410293267, "rank_in_national": 9, "is_spliced": false, "price_per_tsubo_real": 78.45648874042584, "deflator": 93.6, "deflator_provisional": false }, { "fiscal_year": 2015, "units": 1029, "floor_total": 104902, "cost_total": 2305090, "price_per_tsubo": 72.6405928495167, "price_per_sqm": 219737.46925702083, "cost_per_unit": 2240.1263362487853, "floor_per_unit": 101.94557823129252, "yoy": -1.0821510890723474, "ratio_national": 0.976717737833582, "rank_in_national": 13, "is_spliced": false, "price_per_tsubo_real": 77.77365401447183, "deflator": 93.4, "deflator_provisional": false }, { "fiscal_year": 2016, "units": 1068, "floor_total": 111593, "cost_total": 2503881, "price_per_tsubo": 74.17405008369701, "price_per_sqm": 224376.1705483319, "cost_per_unit": 2344.4578651685392, "floor_per_unit": 104.4878277153558, "yoy": 2.111019712293727, 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