{ "area": { "code": "13000", "name": "東京都", "slug": "tokyo" }, "structure": { "id": "wood", "name": "木造" }, "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": 12188, "price_per_tsubo": 77.44163014210504, "prev_price_per_tsubo": 75.51448146651416, "change_vs_prev": 2.552025304504596, "note": "Sum of monthly preliminary releases from April; replaced by the annual report." }, "years": [ { "fiscal_year": 2012, "units": 34514, "floor_total": 3516685, "cost_total": 60547603, "price_per_tsubo": 56.916573568963386, "price_per_sqm": 172172.38109185212, "cost_per_unit": 1754.2910992640668, "floor_per_unit": 101.89155125456337, "yoy": null, "ratio_national": 1.0708573074959755, "rank_in_national": 3, "is_spliced": false, "price_per_tsubo_real": 64.75150576673877, "deflator": 87.9, "deflator_provisional": false }, { "fiscal_year": 2013, "units": 36576, "floor_total": 3765280, "cost_total": 64261593, "price_per_tsubo": 56.41953095745071, "price_per_sqm": 170668.82940976502, "cost_per_unit": 1756.9333169291338, "floor_per_unit": 102.94400699912511, "yoy": -0.8732827370755758, "ratio_national": 1.052196716923263, "rank_in_national": 4, "is_spliced": false, "price_per_tsubo_real": 62.20455452861159, "deflator": 90.7, "deflator_provisional": false }, { "fiscal_year": 2014, "units": 32851, "floor_total": 3354113, "cost_total": 57345635, "price_per_tsubo": 56.51945140985113, "price_per_sqm": 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