noun
owner of a mountain
Refers to the person or entity that owns a mountain, often in legal or traditional contexts.
この山の山主は地元の神社です。
The owner of this mountain is the local shrine.
noun
proprietor of a mine
Used for the owner or operator of a mine, typically in historical or industrial contexts.
かつてこの地域の山主は銅山を経営していた。
The proprietor of the mine in this area once operated a copper mine.