{ "area": { "code": "00000", "name": "全国", "slug": "japan" }, "structure": { "id": "other", "name": "その他" }, "segment": { "segment": "all", "building_type": "rowhouse", "label": "長屋建" }, "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": null, "years": [ { "fiscal_year": 2012, "units": 21, "floor_total": 1132, "cost_total": 21200, "price_per_tsubo": 61.91055477031803, "price_per_sqm": 187279.1519434629, "cost_per_unit": 1009.5238095238095, "floor_per_unit": 53.904761904761905, "yoy": null, "ratio_national": null, "rank_in_national": null, 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