also: シティズン
noun
Loanword from English, used in contexts such as brand names, titles, or when emphasizing the English concept of citizenship. Less common than the native Japanese 市民.
シチズンは日本の時計メーカーです。
Citizen is a Japanese watch manufacturer.
彼はアメリカのシチズンです。
He is a citizen of the United States.
Borrowed from English 'citizen'.