noun
Refers to a gate or entrance, especially of a house, garden, or traditional building. Often implies an outdoor entrance rather than an interior door.
門の前に車が止まっている。
A car is parked in front of the gate.
門を開けて庭に入った。
I opened the gate and entered the garden.
noun
Metonymic use: the gate stands for the household or family. Often used in formal or literary contexts, or in set phrases like 門を構える (to set up a household).
彼は立派な門を構えている。
He has an impressive household.
あの家は代々学者の門だ。
That family has been a scholarly household for generations.