商品券

1. Origins, structure, and basic meaning

• Structure: Spelling: 商品券. Reading: しょうひんけん. Core meaning: gift certificate; voucher.
• Basic usage: Representative examples: 抽選会で書店の商品券が当たった / 母からもらった商品券を財布に入れた.

2. Common pitfalls and similar expressions

• Voucher for goods
  • 商品券 is a certificate used to buy goods at specified stores or within stated conditions. It is not cash itself or freely transferable money, so its usage restrictions matter.