The region of the atmosphere that is situated directly above a specific location, characterized by its elevation and often devoid of clouds.
The area of the sky that is perceived to be at a great height, commonly associated with expansive views and clear weather conditions.
The uppermost layer of the air surrounding the Earth, typically referenced in relation to weather patterns or aviation.
Example:
寒波が日本の上空を通過したのです。
A phrase used to describe an event or phenomenon that has never happened before throughout history, signifying its unique and exceptional nature.
Characterizing a significant occurrence that stands out as extraordinary and without precedent, often leading to a transformative change in society or culture.
Denoting a remarkable situation or achievement that is unparalleled and brings about considerable attention or impact, marking a pivotal moment in history.