noun
deep in the mountains; mountain recesses; heart of the mountains
Refers to remote, secluded areas far inside a mountain range, often with a poetic or literary feel. Compare みやま, which is more common in everyday use.
See also: 深山 (みやま)
彼は深山に分け入って修行した。
He went deep into the mountains to train.
深山の静けさに心が洗われる。
The stillness of the mountain recesses cleanses the soul.