{
  "buyer_name": "有限会社みどり工房",
  "currency": "JPY",
  "customer_number": "",
  "discount_amount": "",
  "due_date": "2026-10-31",
  "invoice_date": "2026-09-18",
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      "description": "ステンレス保温ボトル 500ml",
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    {
      "description": "竹製ランチボックス",
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    {
      "description": "木製コースター(6枚組)",
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    {
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  "po_number": "PO-55120",
  "seller_name": "株式会社青海商事",
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  "tax_amount": 19430,
  "total_amount": 213730
}