{ "area": { "code": "11000", "name": "埼玉県", "slug": "saitama" }, "structure": { "id": "all", "name": "全構造" }, "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": 22306, "price_per_tsubo": 83.69370103503337, "prev_price_per_tsubo": 80.40614570022527, "change_vs_prev": 4.088686637293804, "note": "Sum of monthly preliminary releases from April; replaced by the annual report." }, "years": [ { "fiscal_year": 2012, "units": 56807, "floor_total": 4954735, "cost_total": 83714423, "price_per_tsubo": 55.85410771901424, "price_per_sqm": 168958.4266363388, "cost_per_unit": 1473.6638618480117, "floor_per_unit": 87.22050099459574, "yoy": null, "ratio_national": 0.9879195932839144, "rank_in_national": 12, "is_spliced": false, "price_per_tsubo_real": 63.61515685536929, "deflator": 87.8, "deflator_provisional": false }, { "fiscal_year": 2013, "units": 59168, "floor_total": 5149473, "cost_total": 88530428, "price_per_tsubo": 56.83358347118627, "price_per_sqm": 171921.33641636727, "cost_per_unit": 1496.2552055164954, "floor_per_unit": 87.03138520822066, "yoy": 1.753632440248598, "ratio_national": 0.9844922455491484, "rank_in_national": 12, "is_spliced": false, "price_per_tsubo_real": 62.869008264586576, "deflator": 90.4, "deflator_provisional": false }, { "fiscal_year": 2014, "units": 52362, "floor_total": 4398789, "cost_total": 77975123, "price_per_tsubo": 58.60007876308002, "price_per_sqm": 177264.9767924763, "cost_per_unit": 1489.1547878232307, "floor_per_unit": 84.00727626905008, "yoy": 3.1081891797115624, "ratio_national": 0.9732565061427991, "rank_in_national": 17, "is_spliced": false, "price_per_tsubo_real": 62.74098368638118, "deflator": 93.4, "deflator_provisional": false }, { "fiscal_year": 2015, "units": 55102, "floor_total": 4516740, "cost_total": 81599875, "price_per_tsubo": 59.722731610907424, "price_per_sqm": 180660.9966480249, "cost_per_unit": 1480.8877173242352, "floor_per_unit": 81.97052738557583, "yoy": 1.9157872677377785, "ratio_national": 0.9636361711371457, "rank_in_national": 17, "is_spliced": false, "price_per_tsubo_real": 64.08018413187492, "deflator": 93.2, "deflator_provisional": false }, { "fiscal_year": 2016, "units": 59438, "floor_total": 4809894, "cost_total": 87082704, "price_per_tsubo": 59.85103456669939, "price_per_sqm": 181049.1125168247, "cost_per_unit": 1465.1015175476969, "floor_per_unit": 80.92287762037753, "yoy": 0.21483102385178032, 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