印紙

1. Origins, structure, and basic meaning

• Structure: 印紙 is read as いんし and means “revenue stamp”.
• Basic usage: The examples show a revenue stamp attached to a contract and its denomination checked at a counter.

2. Common pitfalls and similar expressions

• Distinguishing senses and uses
  • It is a stamp proving payment of tax or a fee on a document, unlike postage stamp 切手.