袖口

1. Origins, structure, and basic meaning

• Structure: 袖口, read そでぐち, denotes the cuff or end of a sleeve where it meets the wrist.
• Basic usage: It names the end of a shirt sleeve stained with ink and fastened with a button against cold.

2. Common pitfalls and similar expressions

• The end of a sleeve
  • It is the end at the wrist, often with a button, rather than the entire sleeve.