A roof tile — a flat ceramic tile used for roofing or decoration.
台風で古い家の瓦が落ちてしまった。
The roof tiles of the old house fell off in the typhoon.
伝統的な日本家屋は黒い瓦屋根が多い。
Traditional Japanese houses often have black tiled roofs.
瓦を一枚ずつ丁寧に取り替えた。
They carefully replaced the tiles one by one.