- 必要 — necessary / essential
- 要点 — main point / gist
- 重要 — important
- 要約 — summary
- 要求 — demand / request
- 要所 — vital point / strategic location
The character 要 depicts a central or pivotal element — something that must be grasped firmly. It carries the sense of importance, necessity, or the “main point.” In compounds, it often highlights what is essential or required.
  必要な 書類を提出してください。
  Please submit the necessary documents.
  要点を 簡単に説明します。
  I’ll briefly explain the main points.
  この会議は 重要です。
  This meeting is important.

