also: さんか
noun
mountains and rivers; natural landscape
Often used in a poetic or literary sense to evoke the natural world, especially in set phrases like 山河を渡る or 山河を越える.
彼は山河を越えて旅を続けた。
He continued his journey across mountains and rivers.
この絵は山河の美しさを描いている。
This painting depicts the beauty of the natural landscape.
Compound of 山 (mountain) and 河 (river). The reading さんが is the standard Sino-Japanese reading, while さんか is a less common variant.