{ "area": { "code": "13000", "name": "東京都", "slug": "tokyo" }, "structure": { "id": "steel", "name": "鉄骨造" }, "segment": { "segment": "company", "building_type": "all", "label": "給与住宅" }, "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": 13, "price_per_tsubo": 156.93136095, "prev_price_per_tsubo": null, "change_vs_prev": null, "note": "Sum of monthly preliminary releases from April; replaced by the annual report." }, "years": [ { "fiscal_year": 2012, "units": 95, 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"floor_per_unit": 134.04761904761904, "yoy": -9.178884153559396, "ratio_national": 1.2023116190086034, "rank_in_national": 2, "is_spliced": false, "price_per_tsubo_real": 91.01950833447194, "deflator": 93.6, "deflator_provisional": false }, { "fiscal_year": 2015, "units": 39, "floor_total": 2370, "cost_total": 57096, "price_per_tsubo": 79.64024718987342, "price_per_sqm": 240911.3924050633, "cost_per_unit": 1464, "floor_per_unit": 60.76923076923077, "yoy": -6.519233366380894, "ratio_national": 1.0808199756607129, "rank_in_national": 5, "is_spliced": false, "price_per_tsubo_real": 85.26793061014284, "deflator": 93.4, "deflator_provisional": false }, { "fiscal_year": 2016, "units": 82, "floor_total": 3792, "cost_total": 111109, "price_per_tsubo": 96.86261105221519, "price_per_sqm": 293008.96624472574, "cost_per_unit": 1354.9878048780488, "floor_per_unit": 46.24390243902439, "yoy": 21.625201415160422, "ratio_national": 1.2924632626936372, "rank_in_national": 1, "is_spliced": false, 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