{ "area": { "code": "39000", "name": "高知県", "slug": "kochi" }, "structure": { "id": "steel", "name": "鉄骨造" }, "segment": { "segment": "owner", "building_type": "all", "label": "持家" }, "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": 32, "price_per_tsubo": 116.86461180722891, "prev_price_per_tsubo": 112.86435535428402, "change_vs_prev": 3.5443045241236604, "note": "Sum of monthly preliminary releases from April; replaced by the annual report." }, "years": [ { "fiscal_year": 2012, "units": 178, "floor_total": 23669, "cost_total": 482455, "price_per_tsubo": 67.38328254045375, "price_per_sqm": 203834.1290295323, "cost_per_unit": 2710.421348314607, "floor_per_unit": 132.97191011235955, "yoy": null, "ratio_national": 0.9036195072946317, "rank_in_national": 37, "is_spliced": false, "price_per_tsubo_real": 76.7463354674872, "deflator": 87.8, "deflator_provisional": false }, { "fiscal_year": 2013, "units": 177, "floor_total": 23120, "cost_total": 467751, "price_per_tsubo": 66.88090736548443, "price_per_sqm": 202314.446366782, "cost_per_unit": 2642.6610169491523, "floor_per_unit": 130.62146892655366, "yoy": -0.7455486821493329, "ratio_national": 0.8773510815058816, "rank_in_national": 42, "is_spliced": false, "price_per_tsubo_real": 74.06523517772364, "deflator": 90.3, "deflator_provisional": false }, { "fiscal_year": 2014, "units": 134, "floor_total": 17802, "cost_total": 394098, "price_per_tsubo": 73.18308209302326, "price_per_sqm": 221378.49679811258, "cost_per_unit": 2941.0298507462685, "floor_per_unit": 132.8507462686567, "yoy": 9.422980303032237, "ratio_national": 0.9236847913903864, "rank_in_national": 33, "is_spliced": false, "price_per_tsubo_real": 78.18705351818724, "deflator": 93.6, "deflator_provisional": false }, { "fiscal_year": 2015, "units": 115, "floor_total": 14723, "cost_total": 324285, "price_per_tsubo": 72.81247776608029, "price_per_sqm": 220257.42036269783, "cost_per_unit": 2819.8695652173915, "floor_per_unit": 128.02608695652174, "yoy": -0.5064071044068474, "ratio_national": 0.8996683181790514, "rank_in_national": 38, "is_spliced": false, "price_per_tsubo_real": 77.95768497439003, "deflator": 93.4, "deflator_provisional": false }, { "fiscal_year": 2016, "units": 137, "floor_total": 17280, "cost_total": 393997, "price_per_tsubo": 75.37449899479167, "price_per_sqm": 228007.52314814815, "cost_per_unit": 2875.890510948905, "floor_per_unit": 126.13138686131387, "yoy": 3.5186568392057804, "ratio_national": 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"deflator_provisional": false }, { "fiscal_year": 2019, "units": 105, "floor_total": 13303, "cost_total": 322612, "price_per_tsubo": 80.16894861910848, "price_per_sqm": 242510.7118695031, "cost_per_unit": 3072.495238095238, "floor_per_unit": 126.6952380952381, "yoy": 0.3893047630247004, "ratio_national": 0.8935363270686958, "rank_in_national": 43, "is_spliced": false, "price_per_tsubo_real": 80.00893075759329, "deflator": 100.2, "deflator_provisional": false }, { "fiscal_year": 2020, "units": 96, "floor_total": 12490, "cost_total": 314668, "price_per_tsubo": 83.28473400480385, "price_per_sqm": 251935.9487590072, "cost_per_unit": 3277.7916666666665, "floor_per_unit": 130.10416666666666, "yoy": 3.8865239464456636, "ratio_national": 0.9038284957068803, "rank_in_national": 40, "is_spliced": false, "price_per_tsubo_real": 83.28473400480385, "deflator": 100, "deflator_provisional": false }, { "fiscal_year": 2021, "units": 110, "floor_total": 13482, "cost_total": 365039, "price_per_tsubo": 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"deflator_provisional": true } ] }