{
 "meta": {
  "name": "金買取相場データ（純度別・日次）",
  "publisher": "金買取びより（gold-biyori.com）",
  "source": "田中貴金属工業が公表する店頭買取価格（税込）",
  "source_url": "https://gold.tanaka.co.jp/commodity/souba/",
  "method": "田中貴金属が公表するK24店頭買取価格に、純度比（K22=91.7%/K18=75%/K14=58.5%/K10=41.7%）と 業者買取平均係数0.96を掛けて算出した参考値。丸め・推定補完は行っていない。",
  "license": "出典（金買取びより https://gold-biyori.com/kin-kaitori-hakusho/ ）の明記を条件に自由に利用可",
  "update_frequency": "毎日（自動更新）",
  "unit": "円/g（税込）",
  "period": {
   "start": "2026-05-28",
   "end": "2026-08-06"
  },
  "records": 61,
  "caveat": "業者の実際の査定額は状態・付属品・各社の手数料により、この目安を下回るのが一般的です。"
 },
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   "date": "2026-06-08",
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   "date": "2026-08-06",
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 ]
}