Translation

現象 / 事象 / 注目すべき出来事

Meaning

Phenomenon means an observable fact, event, or situation, especially one that is unusual, important, or worth explaining. It is singular; the plural is phenomena. Use it for weather, society, science, psychology, and culture.

Examples

• オーロラは美しい自然現象です。
  The aurora is a beautiful natural phenomenon.
• その社会現象は多くの研究者を驚かせました。
  The social phenomenon surprised many researchers.