{"schema_version":1,"subject":{"chocho_code":"152020030000","name":"長岡市一之渡戸","city_code":"15202","ward_name":"長岡市"},"building_count":2,"built_year_bands":{"unknown":2},"structures":{"unknown":2},"buildings":[{"seed_id":"seed-15202-bldg-110275","building_id":"15202-bldg-110275","address":null,"built_year":null,"structure":"unknown","uri":"https://tomori-map.com/b/seed-15202-bldg-110275"},{"seed_id":"seed-15202-bldg-113036","building_id":"15202-bldg-113036","address":null,"built_year":null,"structure":"unknown","uri":"https://tomori-map.com/b/seed-15202-bldg-113036"}],"provenance":{"source":"3D都市モデル（Project PLATEAU）・位置参照情報（国土交通省）","generated_on":"2026-10-27"},"license":"https://creativecommons.org/licenses/by/4.0/","cite":"https://tomori-map.com/methodology.html#cite","canonical":"https://tomori-map.com/chocho/152020030000"}
