mountain trail; path up a mountain
Refers to a designated hiking trail or path on a mountain, often maintained for climbers.
この登山道は初心者でも歩きやすい。
This mountain trail is easy to walk even for beginners.
登山道が雨でぬかるんでいた。
The mountain path was muddy from the rain.
Compound of 登山 (tozan, 'mountain climbing') and 道 (dō, 'road, path').