noun
protective roof structure; shelter roof for cultural properties
Architectural term for a roofed enclosure built over historic buildings, ruins, or cultural assets to protect them from weather.
遺跡の上に覆屋が建てられ、風雨から守られている。
A protective roof structure was built over the ruins to shield them from wind and rain.
この覆屋は重要文化財の保存のために設計された。
This shelter roof was designed for the preservation of an important cultural property.
Compound of 覆い (covering) and 屋 (roof, building). The exact historical derivation is uncertain, but the term is used in modern architectural conservation contexts.