No, the noun 'sushi' is common noun, a general word a type of food prepared in a Japanese style; a word for any sushi of any kind.
A proper noun is the name or title of a specific person, place, or thing; for example, Takei's Sushi Bar.
The noun 'hamachi' is a common noun as a word for a type of fish used for sushi. The noun 'Hamachi' is a proper noun as the name of a computer software.
The likely word may be "sushi" (raw fish dishes).(The proper noun, a nickname for the female name Susan, is usually Susie.)
You can use the grammatical construction: "[noun] ga suki desu," where "noun" is the thing that you like. Example: "I like sushi" would be "sushi ga suki desu."
Pencil proper or common noun
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.
Exxon is a proper noun
proper noun
Yes, the word 'Ali' is a proper noun, the name of a person.A proper noun is the name or title of a specific person, place, or thing.A proper noun is always capitalized.
Proper noun
proper noun
It is a proper noun, because it is the name of a specific thing.
it's a common noun. a proper noun would be Spider-Man.