皆勤

1. Origins, structure, and basic meaning

• Structure: 皆勤（かいきん） means attending throughout a set period without any absences.
• Basic usage: Use it for a year's attendance record or an award given to a student with perfect attendance.

2. Common pitfalls and similar expressions

• Attendance and a complete attendance record
  • 出席 means attending a class, meeting, or similar occasion; 皆勤 focuses on a record of attendance without absences over a period.