{"postcode_type":"area","jis":"08203","old":"300","new":"3000035","prefecture_kana":"イバラキケン","city_kana":"ツチウラシ","suburb_kana":"アリアケチョウ","prefecture":"茨城県","city":"土浦市","suburb":"有明町","street_address":null,"office":null,"office_kana":null,"office_roman":null,"post_type":null,"is_separated_suburb":0,"is_koaza":0,"is_chome":0,"is_include_area":0,"status":0,"reason":0,"prefecture_roman":"Ibarakiken","city_roman":"Tsuchiurashi","suburb_roman":"Ariakechou","handling_post_office":null,"multiple_numbers":null,"created_at":"2026-07-01T03:00:16.000Z","updated_at":"2026-07-01T03:00:16.000Z","url":"https://postcode.teraren.com/postcodes/3000035.json","location":{"latitude":"36.077463","longitude":"140.2063"}}