{ "area": { "code": "44000", "name": "大分県", "slug": "oita" }, "structure": { "id": "steel", "name": "鉄骨造" }, "segment": { "segment": "owner", "building_type": "detached", "label": "持家・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": 81, "price_per_tsubo": 122.4743081118382, "prev_price_per_tsubo": 113.93354100843713, "change_vs_prev": 7.496271096119614, "note": "Sum of monthly preliminary releases from April; replaced by the annual report." }, "years": [ { 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"cost_per_unit": 2820.0085227272725, "floor_per_unit": 125.53125, "yoy": 2.733834096420251, "ratio_national": 0.9379055701175723, "rank_in_national": 28, "is_spliced": false, "price_per_tsubo_real": 79.34105670002141, "deflator": 93.6, "deflator_provisional": false }, { "fiscal_year": 2015, "units": 333, "floor_total": 41352, "cost_total": 957917, "price_per_tsubo": 76.57845906921068, "price_per_sqm": 231649.49700135423, "cost_per_unit": 2876.6276276276276, "floor_per_unit": 124.18018018018019, "yoy": 3.1175994189133416, "ratio_national": 0.9462378675660099, "rank_in_national": 20, "is_spliced": false, "price_per_tsubo_real": 81.98978487067524, "deflator": 93.4, "deflator_provisional": false }, { "fiscal_year": 2016, "units": 335, "floor_total": 40502, "cost_total": 965787, "price_per_tsubo": 78.82793458915609, "price_per_sqm": 238454.1504123253, "cost_per_unit": 2882.9462686567163, "floor_per_unit": 120.90149253731343, "yoy": 2.9374781724353483, "ratio_national": 0.9546053584315329, 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