開講

1. Origins, structure, and basic meaning

• Structure: 開講(かいこう) means opening or starting a course or classes.
• Basic usage: It is used when offering a beginners' course or starting an evening class after gathering interested students.

2. Common pitfalls and similar expressions

• Opening a school has the same reading
  • 開講 means opening a course; the same reading, かいこう, is used for 開校, opening a school.