trailhead; starting point of a mountain climb
Refers to the entrance or starting point of a mountain trail, often with facilities like parking or a map board.
There is a parking lot and restrooms at the trailhead.
It takes about two hours from this trailhead to the summit.
Compound of 登山 (tozan, 'mountain climbing') and 口 (kuchi/guchi, 'mouth' or 'entrance').