{"postcode_type":"office","jis":"01101","old":"060","new":"0608640","prefecture_kana":null,"city_kana":null,"suburb_kana":null,"prefecture":"北海道","city":"札幌市中央区","suburb":"大通西","street_address":"３丁目１１番地北洋ビル","office":"株式会社　北海道二十一世紀総合研究所","office_kana":"カ) ホツカイドウニジユウイツセイキソウゴウケンキユウシヨ","office_roman":"Ka) hotsukaidounijiyuuitsuseikisougoukenkiyuushiyo","post_type":"office","is_separated_suburb":null,"is_koaza":null,"is_chome":null,"is_include_area":null,"status":null,"reason":null,"prefecture_roman":null,"city_roman":null,"suburb_roman":null,"handling_post_office":"札幌中央","multiple_numbers":"none","created_at":"2026-09-01T20:08:46.000Z","updated_at":"2026-09-01T20:08:46.000Z","url":"https://postcode.teraren.com/postcodes/0608640.json","location":null}