社内

1. Origins, structure, and basic meaning

• Structure: 社内, read しゃない, means within a company.
• Basic usage: It can refer to an organizational scope, such as informing staff of rules, or a place such as the company cafeteria.

2. Common pitfalls and similar expressions

• Homophone 車内
  • 社内 means inside a company, while the identically pronounced 車内 means inside a car or train. Context and spelling distinguish company space from a vehicle interior.