The word "Japan" is a proper noun.
The common noun for the proper noun Japan is country.A proper noun is always capitalized.
The nouns in the sentence are:Mount Fuji, a proper noun, the name of a specific mountain;volcano, a common noun, a general word for a geologic feature;Japan, a proper noun, the name of a specific country.
As a name of a road , Park Avenue', it is a proper noun, and both words star with a capital letter. However, when used separately, as 'the park, or 'the avenue', they are common nouns and so not need a capital letter.
It is a proper noun, because it is the name of a specific thing.
Proper noun
proper
A proper noun is the name of a specific person, place, or thing.A proper noun for the common noun 'place' is the name of a place; for example:Alabama or AlgeriaCape of Good Hope or Cape CodAsia or AfricaTokyo, Japan or the Little Tokyo neighborhood in the East Village of New York City
it's a common noun. a proper noun would be Spider-Man.
Pencil proper or common noun
"Shinto" is a proper noun; it is a religion/philosophy common in Japan.
The noun cassette is a common noun.
a common noun?