着席

1. Origins, structure, and basic meaning

• Structure: 着席(ちゃくせき) is a noun and する verb for taking one's assigned or appropriate seat.
• Basic usage: A request to sit by a deadline appears in 開始時刻までに着席する, while checking that everyone is seated appears in 全員の着席を確認する.

2. Common pitfalls and similar expressions

• Action and confirmed state
  • It can describe the action of sitting down or the seated state of participants being confirmed.
• Deadline expression
  • Use 開始時刻までに to mean that seating must be completed no later than the starting time.