noun
west wall; west face
Refers to the western wall of a building or the western face of a mountain. Often used in geographical or architectural contexts.
その寺院の西壁には美しい壁画が描かれている。
A beautiful mural is painted on the west wall of that temple.
富士山の西壁は日没時に赤く染まる。
The west face of Mt. Fuji turns red at sunset.