Oriental Studies vs arts

Oriental Studies and arts both are nouns.

Word	Noun	Adjective	Verb	Adverb
Oriental Studies	Yes	No	No	No
arts	Yes	No	No	No

As nouns, arts is a hypernym of Oriental Studies; that is, arts is a word with a broader meaning than Oriental Studies:

Oriental Studies: the scholarly knowledge of Asian cultures and languages and people
arts: studies intended to provide general knowledge and intellectual skills (rather than occupational or professional skills)

Other hypernyms of Oriental Studies include humanistic discipline, humanities, liberal arts.

Oriental Studies (noun)	arts (noun)
the scholarly knowledge of Asian cultures and languages and people	studies intended to provide general knowledge and intellectual skills (rather than occupational or professional skills)